- isSquareCouple(value: unknown): value is "b1b1" | "b1b2" | "b1b3" | "b1b4" | "b1b5" | "b1b6" | "b1b7" | "b1b8" | "b1a1" | "b1a2" | "b1a3" | "b1a4" | "b1a5" | "b1a6" | "b1a7" | "b1a8" | "b1c1" | "b1c2" | "b1c3" | "b1c4" | "b1c5" | "b1c6" | "b1c7" | "b1c8" | "b1d1" | "b1d2" | "b1d3" | "b1d4" | "b1d5" | "b1d6" | "b1d7" | "b1d8" | "b1e1" | "b1e2" | "b1e3" | "b1e4" | "b1e5" | "b1e6" | "b1e7" | "b1e8" | "b1f1" | "b1f2" | "b1f3" | "b1f4" | "b1f5" | "b1f6" | "b1f7" | "b1f8" | "b1g1" | "b1g2" | "b1g3" | "b1g4" | "b1g5" | "b1g6" | "b1g7" | "b1g8" | "b1h1" | "b1h2" | "b1h3" | "b1h4" | "b1h5" | "b1h6" | "b1h7" | "b1h8" | "b2b1" | "b2b2" | "b2b3" | "b2b4" | "b2b5" | "b2b6" | "b2b7" | "b2b8" | "b2a1" | "b2a2" | "b2a3" | "b2a4" | "b2a5" | "b2a6" | "b2a7" | "b2a8" | "b2c1" | "b2c2" | "b2c3" | "b2c4" | "b2c5" | "b2c6" | "b2c7" | "b2c8" | "b2d1" | "b2d2" | "b2d3" | "b2d4" | "b2d5" | "b2d6" | "b2d7" | "b2d8" | "b2e1" | "b2e2" | "b2e3" | "b2e4" | "b2e5" | "b2e6" | "b2e7" | "b2e8" | "b2f1" | "b2f2" | "b2f3" | "b2f4" | "b2f5" | "b2f6" | "b2f7" | "b2f8" | "b2g1" | "b2g2" | "b2g3" | "b2g4" | "b2g5" | "b2g6" | "b2g7" | "b2g8" | "b2h1" | "b2h2" | "b2h3" | "b2h4" | "b2h5" | "b2h6" | "b2h7" | "b2h8" | "b3b1" | "b3b2" | "b3b3" | "b3b4" | "b3b5" | "b3b6" | "b3b7" | "b3b8" | "b3a1" | "b3a2" | "b3a3" | "b3a4" | "b3a5" | "b3a6" | "b3a7" | "b3a8" | "b3c1" | "b3c2" | "b3c3" | "b3c4" | "b3c5" | "b3c6" | "b3c7" | "b3c8" | "b3d1" | "b3d2" | "b3d3" | "b3d4" | "b3d5" | "b3d6" | "b3d7" | "b3d8" | "b3e1" | "b3e2" | "b3e3" | "b3e4" | "b3e5" | "b3e6" | "b3e7" | "b3e8" | "b3f1" | "b3f2" | "b3f3" | "b3f4" | "b3f5" | "b3f6" | "b3f7" | "b3f8" | "b3g1" | "b3g2" | "b3g3" | "b3g4" | "b3g5" | "b3g6" | "b3g7" | "b3g8" | "b3h1" | "b3h2" | "b3h3" | "b3h4" | "b3h5" | "b3h6" | "b3h7" | "b3h8" | "b4b1" | "b4b2" | "b4b3" | "b4b4" | "b4b5" | "b4b6" | "b4b7" | "b4b8" | "b4a1" | "b4a2" | "b4a3" | "b4a4" | "b4a5" | "b4a6" | "b4a7" | "b4a8" | "b4c1" | "b4c2" | "b4c3" | "b4c4" | "b4c5" | "b4c6" | "b4c7" | "b4c8" | "b4d1" | "b4d2" | "b4d3" | "b4d4" | "b4d5" | "b4d6" | "b4d7" | "b4d8" | "b4e1" | "b4e2" | "b4e3" | "b4e4" | "b4e5" | "b4e6" | "b4e7" | "b4e8" | "b4f1" | "b4f2" | "b4f3" | "b4f4" | "b4f5" | "b4f6" | "b4f7" | "b4f8" | "b4g1" | "b4g2" | "b4g3" | "b4g4" | "b4g5" | "b4g6" | "b4g7" | "b4g8" | "b4h1" | "b4h2" | "b4h3" | "b4h4" | "b4h5" | "b4h6" | "b4h7" | "b4h8" | "b5b1" | "b5b2" | "b5b3" | "b5b4" | "b5b5" | "b5b6" | "b5b7" | "b5b8" | "b5a1" | "b5a2" | "b5a3" | "b5a4" | "b5a5" | "b5a6" | "b5a7" | "b5a8" | "b5c1" | "b5c2" | "b5c3" | "b5c4" | "b5c5" | "b5c6" | "b5c7" | "b5c8" | "b5d1" | "b5d2" | "b5d3" | "b5d4" | "b5d5" | "b5d6" | "b5d7" | "b5d8" | "b5e1" | "b5e2" | "b5e3" | "b5e4" | "b5e5" | "b5e6" | "b5e7" | "b5e8" | "b5f1" | "b5f2" | "b5f3" | "b5f4" | "b5f5" | "b5f6" | "b5f7" | "b5f8" | "b5g1" | "b5g2" | "b5g3" | "b5g4" | "b5g5" | "b5g6" | "b5g7" | "b5g8" | "b5h1" | "b5h2" | "b5h3" | "b5h4" | "b5h5" | "b5h6" | "b5h7" | "b5h8" | "b6b1" | "b6b2" | "b6b3" | "b6b4" | "b6b5" | "b6b6" | "b6b7" | "b6b8" | "b6a1" | "b6a2" | "b6a3" | "b6a4" | "b6a5" | "b6a6" | "b6a7" | "b6a8" | "b6c1" | "b6c2" | "b6c3" | "b6c4" | "b6c5" | "b6c6" | "b6c7" | "b6c8" | "b6d1" | "b6d2" | "b6d3" | "b6d4" | "b6d5" | "b6d6" | "b6d7" | "b6d8" | "b6e1" | "b6e2" | "b6e3" | "b6e4" | "b6e5" | "b6e6" | "b6e7" | "b6e8" | "b6f1" | "b6f2" | "b6f3" | "b6f4" | "b6f5" | "b6f6" | "b6f7" | "b6f8" | "b6g1" | "b6g2" | "b6g3" | "b6g4" | "b6g5" | "b6g6" | "b6g7" | "b6g8" | "b6h1" | "b6h2" | "b6h3" | "b6h4" | "b6h5" | "b6h6" | "b6h7" | "b6h8" | "b7b1" | "b7b2" | "b7b3" | "b7b4" | "b7b5" | "b7b6" | "b7b7" | "b7b8" | "b7a1" | "b7a2" | "b7a3" | "b7a4" | "b7a5" | "b7a6" | "b7a7" | "b7a8" | "b7c1" | "b7c2" | "b7c3" | "b7c4" | "b7c5" | "b7c6" | "b7c7" | "b7c8" | "b7d1" | "b7d2" | "b7d3" | "b7d4" | "b7d5" | "b7d6" | "b7d7" | "b7d8" | "b7e1" | "b7e2" | "b7e3" | "b7e4" | "b7e5" | "b7e6" | "b7e7" | "b7e8" | "b7f1" | "b7f2" | "b7f3" | "b7f4" | "b7f5" | "b7f6" | "b7f7" | "b7f8" | "b7g1" | "b7g2" | "b7g3" | "b7g4" | "b7g5" | "b7g6" | "b7g7" | "b7g8" | "b7h1" | "b7h2" | "b7h3" | "b7h4" | "b7h5" | "b7h6" | "b7h7" | "b7h8" | "b8b1" | "b8b2" | "b8b3" | "b8b4" | "b8b5" | "b8b6" | "b8b7" | "b8b8" | "b8a1" | "b8a2" | "b8a3" | "b8a4" | "b8a5" | "b8a6" | "b8a7" | "b8a8" | "b8c1" | "b8c2" | "b8c3" | "b8c4" | "b8c5" | "b8c6" | "b8c7" | "b8c8" | "b8d1" | "b8d2" | "b8d3" | "b8d4" | "b8d5" | "b8d6" | "b8d7" | "b8d8" | "b8e1" | "b8e2" | "b8e3" | "b8e4" | "b8e5" | "b8e6" | "b8e7" | "b8e8" | "b8f1" | "b8f2" | "b8f3" | "b8f4" | "b8f5" | "b8f6" | "b8f7" | "b8f8" | "b8g1" | "b8g2" | "b8g3" | "b8g4" | "b8g5" | "b8g6" | "b8g7" | "b8g8" | "b8h1" | "b8h2" | "b8h3" | "b8h4" | "b8h5" | "b8h6" | "b8h7" | "b8h8" | "a1b1" | "a1b2" | "a1b3" | "a1b4" | "a1b5" | "a1b6" | "a1b7" | "a1b8" | "a1a1" | "a1a2" | "a1a3" | "a1a4" | "a1a5" | "a1a6" | "a1a7" | "a1a8" | "a1c1" | "a1c2" | "a1c3" | "a1c4" | "a1c5" | "a1c6" | "a1c7" | "a1c8" | "a1d1" | "a1d2" | "a1d3" | "a1d4" | "a1d5" | "a1d6" | "a1d7" | "a1d8" | "a1e1" | "a1e2" | "a1e3" | "a1e4" | "a1e5" | "a1e6" | "a1e7" | "a1e8" | "a1f1" | "a1f2" | "a1f3" | "a1f4" | "a1f5" | "a1f6" | "a1f7" | "a1f8" | "a1g1" | "a1g2" | "a1g3" | "a1g4" | "a1g5" | "a1g6" | "a1g7" | "a1g8" | "a1h1" | "a1h2" | "a1h3" | "a1h4" | "a1h5" | "a1h6" | "a1h7" | "a1h8" | "a2b1" | "a2b2" | "a2b3" | "a2b4" | "a2b5" | "a2b6" | "a2b7" | "a2b8" | "a2a1" | "a2a2" | "a2a3" | "a2a4" | "a2a5" | "a2a6" | "a2a7" | "a2a8" | "a2c1" | "a2c2" | "a2c3" | "a2c4" | "a2c5" | "a2c6" | "a2c7" | "a2c8" | "a2d1" | "a2d2" | "a2d3" | "a2d4" | "a2d5" | "a2d6" | "a2d7" | "a2d8" | "a2e1" | "a2e2" | "a2e3" | "a2e4" | "a2e5" | "a2e6" | "a2e7" | "a2e8" | "a2f1" | "a2f2" | "a2f3" | "a2f4" | "a2f5" | "a2f6" | "a2f7" | "a2f8" | "a2g1" | "a2g2" | "a2g3" | "a2g4" | "a2g5" | "a2g6" | "a2g7" | "a2g8" | "a2h1" | "a2h2" | "a2h3" | "a2h4" | "a2h5" | "a2h6" | "a2h7" | "a2h8" | "a3b1" | "a3b2" | "a3b3" | "a3b4" | "a3b5" | "a3b6" | "a3b7" | "a3b8" | "a3a1" | "a3a2" | "a3a3" | "a3a4" | "a3a5" | "a3a6" | "a3a7" | "a3a8" | "a3c1" | "a3c2" | "a3c3" | "a3c4" | "a3c5" | "a3c6" | "a3c7" | "a3c8" | "a3d1" | "a3d2" | "a3d3" | "a3d4" | "a3d5" | "a3d6" | "a3d7" | "a3d8" | "a3e1" | "a3e2" | "a3e3" | "a3e4" | "a3e5" | "a3e6" | "a3e7" | "a3e8" | "a3f1" | "a3f2" | "a3f3" | "a3f4" | "a3f5" | "a3f6" | "a3f7" | "a3f8" | "a3g1" | "a3g2" | "a3g3" | "a3g4" | "a3g5" | "a3g6" | "a3g7" | "a3g8" | "a3h1" | "a3h2" | "a3h3" | "a3h4" | "a3h5" | "a3h6" | "a3h7" | "a3h8" | "a4b1" | "a4b2" | "a4b3" | "a4b4" | "a4b5" | "a4b6" | "a4b7" | "a4b8" | "a4a1" | "a4a2" | "a4a3" | "a4a4" | "a4a5" | "a4a6" | "a4a7" | "a4a8" | "a4c1" | "a4c2" | "a4c3" | "a4c4" | "a4c5" | "a4c6" | "a4c7" | "a4c8" | "a4d1" | "a4d2" | "a4d3" | "a4d4" | "a4d5" | "a4d6" | "a4d7" | "a4d8" | "a4e1" | "a4e2" | "a4e3" | "a4e4" | "a4e5" | "a4e6" | "a4e7" | "a4e8" | "a4f1" | "a4f2" | "a4f3" | "a4f4" | "a4f5" | "a4f6" | "a4f7" | "a4f8" | "a4g1" | "a4g2" | "a4g3" | "a4g4" | "a4g5" | "a4g6" | "a4g7" | "a4g8" | "a4h1" | "a4h2" | "a4h3" | "a4h4" | "a4h5" | "a4h6" | "a4h7" | "a4h8" | "a5b1" | "a5b2" | "a5b3" | "a5b4" | "a5b5" | "a5b6" | "a5b7" | "a5b8" | "a5a1" | "a5a2" | "a5a3" | "a5a4" | "a5a5" | "a5a6" | "a5a7" | "a5a8" | "a5c1" | "a5c2" | "a5c3" | "a5c4" | "a5c5" | "a5c6" | "a5c7" | "a5c8" | "a5d1" | "a5d2" | "a5d3" | "a5d4" | "a5d5" | "a5d6" | "a5d7" | "a5d8" | "a5e1" | "a5e2" | "a5e3" | "a5e4" | "a5e5" | "a5e6" | "a5e7" | "a5e8" | "a5f1" | "a5f2" | "a5f3" | "a5f4" | "a5f5" | "a5f6" | "a5f7" | "a5f8" | "a5g1" | "a5g2" | "a5g3" | "a5g4" | "a5g5" | "a5g6" | "a5g7" | "a5g8" | "a5h1" | "a5h2" | "a5h3" | "a5h4" | "a5h5" | "a5h6" | "a5h7" | "a5h8" | "a6b1" | "a6b2" | "a6b3" | "a6b4" | "a6b5" | "a6b6" | "a6b7" | "a6b8" | "a6a1" | "a6a2" | "a6a3" | "a6a4" | "a6a5" | "a6a6" | "a6a7" | "a6a8" | "a6c1" | "a6c2" | "a6c3" | "a6c4" | "a6c5" | "a6c6" | "a6c7" | "a6c8" | "a6d1" | "a6d2" | "a6d3" | "a6d4" | "a6d5" | "a6d6" | "a6d7" | "a6d8" | "a6e1" | "a6e2" | "a6e3" | "a6e4" | "a6e5" | "a6e6" | "a6e7" | "a6e8" | "a6f1" | "a6f2" | "a6f3" | "a6f4" | "a6f5" | "a6f6" | "a6f7" | "a6f8" | "a6g1" | "a6g2" | "a6g3" | "a6g4" | "a6g5" | "a6g6" | "a6g7" | "a6g8" | "a6h1" | "a6h2" | "a6h3" | "a6h4" | "a6h5" | "a6h6" | "a6h7" | "a6h8" | "a7b1" | "a7b2" | "a7b3" | "a7b4" | "a7b5" | "a7b6" | "a7b7" | "a7b8" | "a7a1" | "a7a2" | "a7a3" | "a7a4" | "a7a5" | "a7a6" | "a7a7" | "a7a8" | "a7c1" | "a7c2" | "a7c3" | "a7c4" | "a7c5" | "a7c6" | "a7c7" | "a7c8" | "a7d1" | "a7d2" | "a7d3" | "a7d4" | "a7d5" | "a7d6" | "a7d7" | "a7d8" | "a7e1" | "a7e2" | "a7e3" | "a7e4" | "a7e5" | "a7e6" | "a7e7" | "a7e8" | "a7f1" | "a7f2" | "a7f3" | "a7f4" | "a7f5" | "a7f6" | "a7f7" | "a7f8" | "a7g1" | "a7g2" | "a7g3" | "a7g4" | "a7g5" | "a7g6" | "a7g7" | "a7g8" | "a7h1" | "a7h2" | "a7h3" | "a7h4" | "a7h5" | "a7h6" | "a7h7" | "a7h8" | "a8b1" | "a8b2" | "a8b3" | "a8b4" | "a8b5" | "a8b6" | "a8b7" | "a8b8" | "a8a1" | "a8a2" | "a8a3" | "a8a4" | "a8a5" | "a8a6" | "a8a7" | "a8a8" | "a8c1" | "a8c2" | "a8c3" | "a8c4" | "a8c5" | "a8c6" | "a8c7" | "a8c8" | "a8d1" | "a8d2" | "a8d3" | "a8d4" | "a8d5" | "a8d6" | "a8d7" | "a8d8" | "a8e1" | "a8e2" | "a8e3" | "a8e4" | "a8e5" | "a8e6" | "a8e7" | "a8e8" | "a8f1" | "a8f2" | "a8f3" | "a8f4" | "a8f5" | "a8f6" | "a8f7" | "a8f8" | "a8g1" | "a8g2" | "a8g3" | "a8g4" | "a8g5" | "a8g6" | "a8g7" | "a8g8" | "a8h1" | "a8h2" | "a8h3" | "a8h4" | "a8h5" | "a8h6" | "a8h7" | "a8h8" | "c1b1" | "c1b2" | "c1b3" | "c1b4" | "c1b5" | "c1b6" | "c1b7" | "c1b8" | "c1a1" | "c1a2" | "c1a3" | "c1a4" | "c1a5" | "c1a6" | "c1a7" | "c1a8" | "c1c1" | "c1c2" | "c1c3" | "c1c4" | "c1c5" | "c1c6" | "c1c7" | "c1c8" | "c1d1" | "c1d2" | "c1d3" | "c1d4" | "c1d5" | "c1d6" | "c1d7" | "c1d8" | "c1e1" | "c1e2" | "c1e3" | "c1e4" | "c1e5" | "c1e6" | "c1e7" | "c1e8" | "c1f1" | "c1f2" | "c1f3" | "c1f4" | "c1f5" | "c1f6" | "c1f7" | "c1f8" | "c1g1" | "c1g2" | "c1g3" | "c1g4" | "c1g5" | "c1g6" | "c1g7" | "c1g8" | "c1h1" | "c1h2" | "c1h3" | "c1h4" | "c1h5" | "c1h6" | "c1h7" | "c1h8" | "c2b1" | "c2b2" | "c2b3" | "c2b4" | "c2b5" | "c2b6" | "c2b7" | "c2b8" | "c2a1" | "c2a2" | "c2a3" | "c2a4" | "c2a5" | "c2a6" | "c2a7" | "c2a8" | "c2c1" | "c2c2" | "c2c3" | "c2c4" | "c2c5" | "c2c6" | "c2c7" | "c2c8" | "c2d1" | "c2d2" | "c2d3" | "c2d4" | "c2d5" | "c2d6" | "c2d7" | "c2d8" | "c2e1" | "c2e2" | "c2e3" | "c2e4" | "c2e5" | "c2e6" | "c2e7" | "c2e8" | "c2f1" | "c2f2" | "c2f3" | "c2f4" | "c2f5" | "c2f6" | "c2f7" | "c2f8" | "c2g1" | "c2g2" | "c2g3" | "c2g4" | "c2g5" | "c2g6" | "c2g7" | "c2g8" | "c2h1" | "c2h2" | "c2h3" | "c2h4" | "c2h5" | "c2h6" | "c2h7" | "c2h8" | "c3b1" | "c3b2" | "c3b3" | "c3b4" | "c3b5" | "c3b6" | "c3b7" | "c3b8" | "c3a1" | "c3a2" | "c3a3" | "c3a4" | "c3a5" | "c3a6" | "c3a7" | "c3a8" | "c3c1" | "c3c2" | "c3c3" | "c3c4" | "c3c5" | "c3c6" | "c3c7" | "c3c8" | "c3d1" | "c3d2" | "c3d3" | "c3d4" | "c3d5" | "c3d6" | "c3d7" | "c3d8" | "c3e1" | "c3e2" | "c3e3" | "c3e4" | "c3e5" | "c3e6" | "c3e7" | "c3e8" | "c3f1" | "c3f2" | "c3f3" | "c3f4" | "c3f5" | "c3f6" | "c3f7" | "c3f8" | "c3g1" | "c3g2" | "c3g3" | "c3g4" | "c3g5" | "c3g6" | "c3g7" | "c3g8" | "c3h1" | "c3h2" | "c3h3" | "c3h4" | "c3h5" | "c3h6" | "c3h7" | "c3h8" | "c4b1" | "c4b2" | "c4b3" | "c4b4" | "c4b5" | "c4b6" | "c4b7" | "c4b8" | "c4a1" | "c4a2" | "c4a3" | "c4a4" | "c4a5" | "c4a6" | "c4a7" | "c4a8" | "c4c1" | "c4c2" | "c4c3" | "c4c4" | "c4c5" | "c4c6" | "c4c7" | "c4c8" | "c4d1" | "c4d2" | "c4d3" | "c4d4" | "c4d5" | "c4d6" | "c4d7" | "c4d8" | "c4e1" | "c4e2" | "c4e3" | "c4e4" | "c4e5" | "c4e6" | "c4e7" | "c4e8" | "c4f1" | "c4f2" | "c4f3" | "c4f4" | "c4f5" | "c4f6" | "c4f7" | "c4f8" | "c4g1" | "c4g2" | "c4g3" | "c4g4" | "c4g5" | "c4g6" | "c4g7" | "c4g8" | "c4h1" | "c4h2" | "c4h3" | "c4h4" | "c4h5" | "c4h6" | "c4h7" | "c4h8" | "c5b1" | "c5b2" | "c5b3" | "c5b4" | "c5b5" | "c5b6" | "c5b7" | "c5b8" | "c5a1" | "c5a2" | "c5a3" | "c5a4" | "c5a5" | "c5a6" | "c5a7" | "c5a8" | "c5c1" | "c5c2" | "c5c3" | "c5c4" | "c5c5" | "c5c6" | "c5c7" | "c5c8" | "c5d1" | "c5d2" | "c5d3" | "c5d4" | "c5d5" | "c5d6" | "c5d7" | "c5d8" | "c5e1" | "c5e2" | "c5e3" | "c5e4" | "c5e5" | "c5e6" | "c5e7" | "c5e8" | "c5f1" | "c5f2" | "c5f3" | "c5f4" | "c5f5" | "c5f6" | "c5f7" | "c5f8" | "c5g1" | "c5g2" | "c5g3" | "c5g4" | "c5g5" | "c5g6" | "c5g7" | "c5g8" | "c5h1" | "c5h2" | "c5h3" | "c5h4" | "c5h5" | "c5h6" | "c5h7" | "c5h8" | "c6b1" | "c6b2" | "c6b3" | "c6b4" | "c6b5" | "c6b6" | "c6b7" | "c6b8" | "c6a1" | "c6a2" | "c6a3" | "c6a4" | "c6a5" | "c6a6" | "c6a7" | "c6a8" | "c6c1" | "c6c2" | "c6c3" | "c6c4" | "c6c5" | "c6c6" | "c6c7" | "c6c8" | "c6d1" | "c6d2" | "c6d3" | "c6d4" | "c6d5" | "c6d6" | "c6d7" | "c6d8" | "c6e1" | "c6e2" | "c6e3" | "c6e4" | "c6e5" | "c6e6" | "c6e7" | "c6e8" | "c6f1" | "c6f2" | "c6f3" | "c6f4" | "c6f5" | "c6f6" | "c6f7" | "c6f8" | "c6g1" | "c6g2" | "c6g3" | "c6g4" | "c6g5" | "c6g6" | "c6g7" | "c6g8" | "c6h1" | "c6h2" | "c6h3" | "c6h4" | "c6h5" | "c6h6" | "c6h7" | "c6h8" | "c7b1" | "c7b2" | "c7b3" | "c7b4" | "c7b5" | "c7b6" | "c7b7" | "c7b8" | "c7a1" | "c7a2" | "c7a3" | "c7a4" | "c7a5" | "c7a6" | "c7a7" | "c7a8" | "c7c1" | "c7c2" | "c7c3" | "c7c4" | "c7c5" | "c7c6" | "c7c7" | "c7c8" | "c7d1" | "c7d2" | "c7d3" | "c7d4" | "c7d5" | "c7d6" | "c7d7" | "c7d8" | "c7e1" | "c7e2" | "c7e3" | "c7e4" | "c7e5" | "c7e6" | "c7e7" | "c7e8" | "c7f1" | "c7f2" | "c7f3" | "c7f4" | "c7f5" | "c7f6" | "c7f7" | "c7f8" | "c7g1" | "c7g2" | "c7g3" | "c7g4" | "c7g5" | "c7g6" | "c7g7" | "c7g8" | "c7h1" | "c7h2" | "c7h3" | "c7h4" | "c7h5" | "c7h6" | "c7h7" | "c7h8" | "c8b1" | "c8b2" | "c8b3" | "c8b4" | "c8b5" | "c8b6" | "c8b7" | "c8b8" | "c8a1" | "c8a2" | "c8a3" | "c8a4" | "c8a5" | "c8a6" | "c8a7" | "c8a8" | "c8c1" | "c8c2" | "c8c3" | "c8c4" | "c8c5" | "c8c6" | "c8c7" | "c8c8" | "c8d1" | "c8d2" | "c8d3" | "c8d4" | "c8d5" | "c8d6" | "c8d7" | "c8d8" | "c8e1" | "c8e2" | "c8e3" | "c8e4" | "c8e5" | "c8e6" | "c8e7" | "c8e8" | "c8f1" | "c8f2" | "c8f3" | "c8f4" | "c8f5" | "c8f6" | "c8f7" | "c8f8" | "c8g1" | "c8g2" | "c8g3" | "c8g4" | "c8g5" | "c8g6" | "c8g7" | "c8g8" | "c8h1" | "c8h2" | "c8h3" | "c8h4" | "c8h5" | "c8h6" | "c8h7" | "c8h8" | "d1b1" | "d1b2" | "d1b3" | "d1b4" | "d1b5" | "d1b6" | "d1b7" | "d1b8" | "d1a1" | "d1a2" | "d1a3" | "d1a4" | "d1a5" | "d1a6" | "d1a7" | "d1a8" | "d1c1" | "d1c2" | "d1c3" | "d1c4" | "d1c5" | "d1c6" | "d1c7" | "d1c8" | "d1d1" | "d1d2" | "d1d3" | "d1d4" | "d1d5" | "d1d6" | "d1d7" | "d1d8" | "d1e1" | "d1e2" | "d1e3" | "d1e4" | "d1e5" | "d1e6" | "d1e7" | "d1e8" | "d1f1" | "d1f2" | "d1f3" | "d1f4" | "d1f5" | "d1f6" | "d1f7" | "d1f8" | "d1g1" | "d1g2" | "d1g3" | "d1g4" | "d1g5" | "d1g6" | "d1g7" | "d1g8" | "d1h1" | "d1h2" | "d1h3" | "d1h4" | "d1h5" | "d1h6" | "d1h7" | "d1h8" | "d2b1" | "d2b2" | "d2b3" | "d2b4" | "d2b5" | "d2b6" | "d2b7" | "d2b8" | "d2a1" | "d2a2" | "d2a3" | "d2a4" | "d2a5" | "d2a6" | "d2a7" | "d2a8" | "d2c1" | "d2c2" | "d2c3" | "d2c4" | "d2c5" | "d2c6" | "d2c7" | "d2c8" | "d2d1" | "d2d2" | "d2d3" | "d2d4" | "d2d5" | "d2d6" | "d2d7" | "d2d8" | "d2e1" | "d2e2" | "d2e3" | "d2e4" | "d2e5" | "d2e6" | "d2e7" | "d2e8" | "d2f1" | "d2f2" | "d2f3" | "d2f4" | "d2f5" | "d2f6" | "d2f7" | "d2f8" | "d2g1" | "d2g2" | "d2g3" | "d2g4" | "d2g5" | "d2g6" | "d2g7" | "d2g8" | "d2h1" | "d2h2" | "d2h3" | "d2h4" | "d2h5" | "d2h6" | "d2h7" | "d2h8" | "d3b1" | "d3b2" | "d3b3" | "d3b4" | "d3b5" | "d3b6" | "d3b7" | "d3b8" | "d3a1" | "d3a2" | "d3a3" | "d3a4" | "d3a5" | "d3a6" | "d3a7" | "d3a8" | "d3c1" | "d3c2" | "d3c3" | "d3c4" | "d3c5" | "d3c6" | "d3c7" | "d3c8" | "d3d1" | "d3d2" | "d3d3" | "d3d4" | "d3d5" | "d3d6" | "d3d7" | "d3d8" | "d3e1" | "d3e2" | "d3e3" | "d3e4" | "d3e5" | "d3e6" | "d3e7" | "d3e8" | "d3f1" | "d3f2" | "d3f3" | "d3f4" | "d3f5" | "d3f6" | "d3f7" | "d3f8" | "d3g1" | "d3g2" | "d3g3" | "d3g4" | "d3g5" | "d3g6" | "d3g7" | "d3g8" | "d3h1" | "d3h2" | "d3h3" | "d3h4" | "d3h5" | "d3h6" | "d3h7" | "d3h8" | "d4b1" | "d4b2" | "d4b3" | "d4b4" | "d4b5" | "d4b6" | "d4b7" | "d4b8" | "d4a1" | "d4a2" | "d4a3" | "d4a4" | "d4a5" | "d4a6" | "d4a7" | "d4a8" | "d4c1" | "d4c2" | "d4c3" | "d4c4" | "d4c5" | "d4c6" | "d4c7" | "d4c8" | "d4d1" | "d4d2" | "d4d3" | "d4d4" | "d4d5" | "d4d6" | "d4d7" | "d4d8" | "d4e1" | "d4e2" | "d4e3" | "d4e4" | "d4e5" | "d4e6" | "d4e7" | "d4e8" | "d4f1" | "d4f2" | "d4f3" | "d4f4" | "d4f5" | "d4f6" | "d4f7" | "d4f8" | "d4g1" | "d4g2" | "d4g3" | "d4g4" | "d4g5" | "d4g6" | "d4g7" | "d4g8" | "d4h1" | "d4h2" | "d4h3" | "d4h4" | "d4h5" | "d4h6" | "d4h7" | "d4h8" | "d5b1" | "d5b2" | "d5b3" | "d5b4" | "d5b5" | "d5b6" | "d5b7" | "d5b8" | "d5a1" | "d5a2" | "d5a3" | "d5a4" | "d5a5" | "d5a6" | "d5a7" | "d5a8" | "d5c1" | "d5c2" | "d5c3" | "d5c4" | "d5c5" | "d5c6" | "d5c7" | "d5c8" | "d5d1" | "d5d2" | "d5d3" | "d5d4" | "d5d5" | "d5d6" | "d5d7" | "d5d8" | "d5e1" | "d5e2" | "d5e3" | "d5e4" | "d5e5" | "d5e6" | "d5e7" | "d5e8" | "d5f1" | "d5f2" | "d5f3" | "d5f4" | "d5f5" | "d5f6" | "d5f7" | "d5f8" | "d5g1" | "d5g2" | "d5g3" | "d5g4" | "d5g5" | "d5g6" | "d5g7" | "d5g8" | "d5h1" | "d5h2" | "d5h3" | "d5h4" | "d5h5" | "d5h6" | "d5h7" | "d5h8" | "d6b1" | "d6b2" | "d6b3" | "d6b4" | "d6b5" | "d6b6" | "d6b7" | "d6b8" | "d6a1" | "d6a2" | "d6a3" | "d6a4" | "d6a5" | "d6a6" | "d6a7" | "d6a8" | "d6c1" | "d6c2" | "d6c3" | "d6c4" | "d6c5" | "d6c6" | "d6c7" | "d6c8" | "d6d1" | "d6d2" | "d6d3" | "d6d4" | "d6d5" | "d6d6" | "d6d7" | "d6d8" | "d6e1" | "d6e2" | "d6e3" | "d6e4" | "d6e5" | "d6e6" | "d6e7" | "d6e8" | "d6f1" | "d6f2" | "d6f3" | "d6f4" | "d6f5" | "d6f6" | "d6f7" | "d6f8" | "d6g1" | "d6g2" | "d6g3" | "d6g4" | "d6g5" | "d6g6" | "d6g7" | "d6g8" | "d6h1" | "d6h2" | "d6h3" | "d6h4" | "d6h5" | "d6h6" | "d6h7" | "d6h8" | "d7b1" | "d7b2" | "d7b3" | "d7b4" | "d7b5" | "d7b6" | "d7b7" | "d7b8" | "d7a1" | "d7a2" | "d7a3" | "d7a4" | "d7a5" | "d7a6" | "d7a7" | "d7a8" | "d7c1" | "d7c2" | "d7c3" | "d7c4" | "d7c5" | "d7c6" | "d7c7" | "d7c8" | "d7d1" | "d7d2" | "d7d3" | "d7d4" | "d7d5" | "d7d6" | "d7d7" | "d7d8" | "d7e1" | "d7e2" | "d7e3" | "d7e4" | "d7e5" | "d7e6" | "d7e7" | "d7e8" | "d7f1" | "d7f2" | "d7f3" | "d7f4" | "d7f5" | "d7f6" | "d7f7" | "d7f8" | "d7g1" | "d7g2" | "d7g3" | "d7g4" | "d7g5" | "d7g6" | "d7g7" | "d7g8" | "d7h1" | "d7h2" | "d7h3" | "d7h4" | "d7h5" | "d7h6" | "d7h7" | "d7h8" | "d8b1" | "d8b2" | "d8b3" | "d8b4" | "d8b5" | "d8b6" | "d8b7" | "d8b8" | "d8a1" | "d8a2" | "d8a3" | "d8a4" | "d8a5" | "d8a6" | "d8a7" | "d8a8" | "d8c1" | "d8c2" | "d8c3" | "d8c4" | "d8c5" | "d8c6" | "d8c7" | "d8c8" | "d8d1" | "d8d2" | "d8d3" | "d8d4" | "d8d5" | "d8d6" | "d8d7" | "d8d8" | "d8e1" | "d8e2" | "d8e3" | "d8e4" | "d8e5" | "d8e6" | "d8e7" | "d8e8" | "d8f1" | "d8f2" | "d8f3" | "d8f4" | "d8f5" | "d8f6" | "d8f7" | "d8f8" | "d8g1" | "d8g2" | "d8g3" | "d8g4" | "d8g5" | "d8g6" | "d8g7" | "d8g8" | "d8h1" | "d8h2" | "d8h3" | "d8h4" | "d8h5" | "d8h6" | "d8h7" | "d8h8" | "e1b1" | "e1b2" | "e1b3" | "e1b4" | "e1b5" | "e1b6" | "e1b7" | "e1b8" | "e1a1" | "e1a2" | "e1a3" | "e1a4" | "e1a5" | "e1a6" | "e1a7" | "e1a8" | "e1c1" | "e1c2" | "e1c3" | "e1c4" | "e1c5" | "e1c6" | "e1c7" | "e1c8" | "e1d1" | "e1d2" | "e1d3" | "e1d4" | "e1d5" | "e1d6" | "e1d7" | "e1d8" | "e1e1" | "e1e2" | "e1e3" | "e1e4" | "e1e5" | "e1e6" | "e1e7" | "e1e8" | "e1f1" | "e1f2" | "e1f3" | "e1f4" | "e1f5" | "e1f6" | "e1f7" | "e1f8" | "e1g1" | "e1g2" | "e1g3" | "e1g4" | "e1g5" | "e1g6" | "e1g7" | "e1g8" | "e1h1" | "e1h2" | "e1h3" | "e1h4" | "e1h5" | "e1h6" | "e1h7" | "e1h8" | "e2b1" | "e2b2" | "e2b3" | "e2b4" | "e2b5" | "e2b6" | "e2b7" | "e2b8" | "e2a1" | "e2a2" | "e2a3" | "e2a4" | "e2a5" | "e2a6" | "e2a7" | "e2a8" | "e2c1" | "e2c2" | "e2c3" | "e2c4" | "e2c5" | "e2c6" | "e2c7" | "e2c8" | "e2d1" | "e2d2" | "e2d3" | "e2d4" | "e2d5" | "e2d6" | "e2d7" | "e2d8" | "e2e1" | "e2e2" | "e2e3" | "e2e4" | "e2e5" | "e2e6" | "e2e7" | "e2e8" | "e2f1" | "e2f2" | "e2f3" | "e2f4" | "e2f5" | "e2f6" | "e2f7" | "e2f8" | "e2g1" | "e2g2" | "e2g3" | "e2g4" | "e2g5" | "e2g6" | "e2g7" | "e2g8" | "e2h1" | "e2h2" | "e2h3" | "e2h4" | "e2h5" | "e2h6" | "e2h7" | "e2h8" | "e3b1" | "e3b2" | "e3b3" | "e3b4" | "e3b5" | "e3b6" | "e3b7" | "e3b8" | "e3a1" | "e3a2" | "e3a3" | "e3a4" | "e3a5" | "e3a6" | "e3a7" | "e3a8" | "e3c1" | "e3c2" | "e3c3" | "e3c4" | "e3c5" | "e3c6" | "e3c7" | "e3c8" | "e3d1" | "e3d2" | "e3d3" | "e3d4" | "e3d5" | "e3d6" | "e3d7" | "e3d8" | "e3e1" | "e3e2" | "e3e3" | "e3e4" | "e3e5" | "e3e6" | "e3e7" | "e3e8" | "e3f1" | "e3f2" | "e3f3" | "e3f4" | "e3f5" | "e3f6" | "e3f7" | "e3f8" | "e3g1" | "e3g2" | "e3g3" | "e3g4" | "e3g5" | "e3g6" | "e3g7" | "e3g8" | "e3h1" | "e3h2" | "e3h3" | "e3h4" | "e3h5" | "e3h6" | "e3h7" | "e3h8" | "e4b1" | "e4b2" | "e4b3" | "e4b4" | "e4b5" | "e4b6" | "e4b7" | "e4b8" | "e4a1" | "e4a2" | "e4a3" | "e4a4" | "e4a5" | "e4a6" | "e4a7" | "e4a8" | "e4c1" | "e4c2" | "e4c3" | "e4c4" | "e4c5" | "e4c6" | "e4c7" | "e4c8" | "e4d1" | "e4d2" | "e4d3" | "e4d4" | "e4d5" | "e4d6" | "e4d7" | "e4d8" | "e4e1" | "e4e2" | "e4e3" | "e4e4" | "e4e5" | "e4e6" | "e4e7" | "e4e8" | "e4f1" | "e4f2" | "e4f3" | "e4f4" | "e4f5" | "e4f6" | "e4f7" | "e4f8" | "e4g1" | "e4g2" | "e4g3" | "e4g4" | "e4g5" | "e4g6" | "e4g7" | "e4g8" | "e4h1" | "e4h2" | "e4h3" | "e4h4" | "e4h5" | "e4h6" | "e4h7" | "e4h8" | "e5b1" | "e5b2" | "e5b3" | "e5b4" | "e5b5" | "e5b6" | "e5b7" | "e5b8" | "e5a1" | "e5a2" | "e5a3" | "e5a4" | "e5a5" | "e5a6" | "e5a7" | "e5a8" | "e5c1" | "e5c2" | "e5c3" | "e5c4" | "e5c5" | "e5c6" | "e5c7" | "e5c8" | "e5d1" | "e5d2" | "e5d3" | "e5d4" | "e5d5" | "e5d6" | "e5d7" | "e5d8" | "e5e1" | "e5e2" | "e5e3" | "e5e4" | "e5e5" | "e5e6" | "e5e7" | "e5e8" | "e5f1" | "e5f2" | "e5f3" | "e5f4" | "e5f5" | "e5f6" | "e5f7" | "e5f8" | "e5g1" | "e5g2" | "e5g3" | "e5g4" | "e5g5" | "e5g6" | "e5g7" | "e5g8" | "e5h1" | "e5h2" | "e5h3" | "e5h4" | "e5h5" | "e5h6" | "e5h7" | "e5h8" | "e6b1" | "e6b2" | "e6b3" | "e6b4" | "e6b5" | "e6b6" | "e6b7" | "e6b8" | "e6a1" | "e6a2" | "e6a3" | "e6a4" | "e6a5" | "e6a6" | "e6a7" | "e6a8" | "e6c1" | "e6c2" | "e6c3" | "e6c4" | "e6c5" | "e6c6" | "e6c7" | "e6c8" | "e6d1" | "e6d2" | "e6d3" | "e6d4" | "e6d5" | "e6d6" | "e6d7" | "e6d8" | "e6e1" | "e6e2" | "e6e3" | "e6e4" | "e6e5" | "e6e6" | "e6e7" | "e6e8" | "e6f1" | "e6f2" | "e6f3" | "e6f4" | "e6f5" | "e6f6" | "e6f7" | "e6f8" | "e6g1" | "e6g2" | "e6g3" | "e6g4" | "e6g5" | "e6g6" | "e6g7" | "e6g8" | "e6h1" | "e6h2" | "e6h3" | "e6h4" | "e6h5" | "e6h6" | "e6h7" | "e6h8" | "e7b1" | "e7b2" | "e7b3" | "e7b4" | "e7b5" | "e7b6" | "e7b7" | "e7b8" | "e7a1" | "e7a2" | "e7a3" | "e7a4" | "e7a5" | "e7a6" | "e7a7" | "e7a8" | "e7c1" | "e7c2" | "e7c3" | "e7c4" | "e7c5" | "e7c6" | "e7c7" | "e7c8" | "e7d1" | "e7d2" | "e7d3" | "e7d4" | "e7d5" | "e7d6" | "e7d7" | "e7d8" | "e7e1" | "e7e2" | "e7e3" | "e7e4" | "e7e5" | "e7e6" | "e7e7" | "e7e8" | "e7f1" | "e7f2" | "e7f3" | "e7f4" | "e7f5" | "e7f6" | "e7f7" | "e7f8" | "e7g1" | "e7g2" | "e7g3" | "e7g4" | "e7g5" | "e7g6" | "e7g7" | "e7g8" | "e7h1" | "e7h2" | "e7h3" | "e7h4" | "e7h5" | "e7h6" | "e7h7" | "e7h8" | "e8b1" | "e8b2" | "e8b3" | "e8b4" | "e8b5" | "e8b6" | "e8b7" | "e8b8" | "e8a1" | "e8a2" | "e8a3" | "e8a4" | "e8a5" | "e8a6" | "e8a7" | "e8a8" | "e8c1" | "e8c2" | "e8c3" | "e8c4" | "e8c5" | "e8c6" | "e8c7" | "e8c8" | "e8d1" | "e8d2" | "e8d3" | "e8d4" | "e8d5" | "e8d6" | "e8d7" | "e8d8" | "e8e1" | "e8e2" | "e8e3" | "e8e4" | "e8e5" | "e8e6" | "e8e7" | "e8e8" | "e8f1" | "e8f2" | "e8f3" | "e8f4" | "e8f5" | "e8f6" | "e8f7" | "e8f8" | "e8g1" | "e8g2" | "e8g3" | "e8g4" | "e8g5" | "e8g6" | "e8g7" | "e8g8" | "e8h1" | "e8h2" | "e8h3" | "e8h4" | "e8h5" | "e8h6" | "e8h7" | "e8h8" | "f1b1" | "f1b2" | "f1b3" | "f1b4" | "f1b5" | "f1b6" | "f1b7" | "f1b8" | "f1a1" | "f1a2" | "f1a3" | "f1a4" | "f1a5" | "f1a6" | "f1a7" | "f1a8" | "f1c1" | "f1c2" | "f1c3" | "f1c4" | "f1c5" | "f1c6" | "f1c7" | "f1c8" | "f1d1" | "f1d2" | "f1d3" | "f1d4" | "f1d5" | "f1d6" | "f1d7" | "f1d8" | "f1e1" | "f1e2" | "f1e3" | "f1e4" | "f1e5" | "f1e6" | "f1e7" | "f1e8" | "f1f1" | "f1f2" | "f1f3" | "f1f4" | "f1f5" | "f1f6" | "f1f7" | "f1f8" | "f1g1" | "f1g2" | "f1g3" | "f1g4" | "f1g5" | "f1g6" | "f1g7" | "f1g8" | "f1h1" | "f1h2" | "f1h3" | "f1h4" | "f1h5" | "f1h6" | "f1h7" | "f1h8" | "f2b1" | "f2b2" | "f2b3" | "f2b4" | "f2b5" | "f2b6" | "f2b7" | "f2b8" | "f2a1" | "f2a2" | "f2a3" | "f2a4" | "f2a5" | "f2a6" | "f2a7" | "f2a8" | "f2c1" | "f2c2" | "f2c3" | "f2c4" | "f2c5" | "f2c6" | "f2c7" | "f2c8" | "f2d1" | "f2d2" | "f2d3" | "f2d4" | "f2d5" | "f2d6" | "f2d7" | "f2d8" | "f2e1" | "f2e2" | "f2e3" | "f2e4" | "f2e5" | "f2e6" | "f2e7" | "f2e8" | "f2f1" | "f2f2" | "f2f3" | "f2f4" | "f2f5" | "f2f6" | "f2f7" | "f2f8" | "f2g1" | "f2g2" | "f2g3" | "f2g4" | "f2g5" | "f2g6" | "f2g7" | "f2g8" | "f2h1" | "f2h2" | "f2h3" | "f2h4" | "f2h5" | "f2h6" | "f2h7" | "f2h8" | "f3b1" | "f3b2" | "f3b3" | "f3b4" | "f3b5" | "f3b6" | "f3b7" | "f3b8" | "f3a1" | "f3a2" | "f3a3" | "f3a4" | "f3a5" | "f3a6" | "f3a7" | "f3a8" | "f3c1" | "f3c2" | "f3c3" | "f3c4" | "f3c5" | "f3c6" | "f3c7" | "f3c8" | "f3d1" | "f3d2" | "f3d3" | "f3d4" | "f3d5" | "f3d6" | "f3d7" | "f3d8" | "f3e1" | "f3e2" | "f3e3" | "f3e4" | "f3e5" | "f3e6" | "f3e7" | "f3e8" | "f3f1" | "f3f2" | "f3f3" | "f3f4" | "f3f5" | "f3f6" | "f3f7" | "f3f8" | "f3g1" | "f3g2" | "f3g3" | "f3g4" | "f3g5" | "f3g6" | "f3g7" | "f3g8" | "f3h1" | "f3h2" | "f3h3" | "f3h4" | "f3h5" | "f3h6" | "f3h7" | "f3h8" | "f4b1" | "f4b2" | "f4b3" | "f4b4" | "f4b5" | "f4b6" | "f4b7" | "f4b8" | "f4a1" | "f4a2" | "f4a3" | "f4a4" | "f4a5" | "f4a6" | "f4a7" | "f4a8" | "f4c1" | "f4c2" | "f4c3" | "f4c4" | "f4c5" | "f4c6" | "f4c7" | "f4c8" | "f4d1" | "f4d2" | "f4d3" | "f4d4" | "f4d5" | "f4d6" | "f4d7" | "f4d8" | "f4e1" | "f4e2" | "f4e3" | "f4e4" | "f4e5" | "f4e6" | "f4e7" | "f4e8" | "f4f1" | "f4f2" | "f4f3" | "f4f4" | "f4f5" | "f4f6" | "f4f7" | "f4f8" | "f4g1" | "f4g2" | "f4g3" | "f4g4" | "f4g5" | "f4g6" | "f4g7" | "f4g8" | "f4h1" | "f4h2" | "f4h3" | "f4h4" | "f4h5" | "f4h6" | "f4h7" | "f4h8" | "f5b1" | "f5b2" | "f5b3" | "f5b4" | "f5b5" | "f5b6" | "f5b7" | "f5b8" | "f5a1" | "f5a2" | "f5a3" | "f5a4" | "f5a5" | "f5a6" | "f5a7" | "f5a8" | "f5c1" | "f5c2" | "f5c3" | "f5c4" | "f5c5" | "f5c6" | "f5c7" | "f5c8" | "f5d1" | "f5d2" | "f5d3" | "f5d4" | "f5d5" | "f5d6" | "f5d7" | "f5d8" | "f5e1" | "f5e2" | "f5e3" | "f5e4" | "f5e5" | "f5e6" | "f5e7" | "f5e8" | "f5f1" | "f5f2" | "f5f3" | "f5f4" | "f5f5" | "f5f6" | "f5f7" | "f5f8" | "f5g1" | "f5g2" | "f5g3" | "f5g4" | "f5g5" | "f5g6" | "f5g7" | "f5g8" | "f5h1" | "f5h2" | "f5h3" | "f5h4" | "f5h5" | "f5h6" | "f5h7" | "f5h8" | "f6b1" | "f6b2" | "f6b3" | "f6b4" | "f6b5" | "f6b6" | "f6b7" | "f6b8" | "f6a1" | "f6a2" | "f6a3" | "f6a4" | "f6a5" | "f6a6" | "f6a7" | "f6a8" | "f6c1" | "f6c2" | "f6c3" | "f6c4" | "f6c5" | "f6c6" | "f6c7" | "f6c8" | "f6d1" | "f6d2" | "f6d3" | "f6d4" | "f6d5" | "f6d6" | "f6d7" | "f6d8" | "f6e1" | "f6e2" | "f6e3" | "f6e4" | "f6e5" | "f6e6" | "f6e7" | "f6e8" | "f6f1" | "f6f2" | "f6f3" | "f6f4" | "f6f5" | "f6f6" | "f6f7" | "f6f8" | "f6g1" | "f6g2" | "f6g3" | "f6g4" | "f6g5" | "f6g6" | "f6g7" | "f6g8" | "f6h1" | "f6h2" | "f6h3" | "f6h4" | "f6h5" | "f6h6" | "f6h7" | "f6h8" | "f7b1" | "f7b2" | "f7b3" | "f7b4" | "f7b5" | "f7b6" | "f7b7" | "f7b8" | "f7a1" | "f7a2" | "f7a3" | "f7a4" | "f7a5" | "f7a6" | "f7a7" | "f7a8" | "f7c1" | "f7c2" | "f7c3" | "f7c4" | "f7c5" | "f7c6" | "f7c7" | "f7c8" | "f7d1" | "f7d2" | "f7d3" | "f7d4" | "f7d5" | "f7d6" | "f7d7" | "f7d8" | "f7e1" | "f7e2" | "f7e3" | "f7e4" | "f7e5" | "f7e6" | "f7e7" | "f7e8" | "f7f1" | "f7f2" | "f7f3" | "f7f4" | "f7f5" | "f7f6" | "f7f7" | "f7f8" | "f7g1" | "f7g2" | "f7g3" | "f7g4" | "f7g5" | "f7g6" | "f7g7" | "f7g8" | "f7h1" | "f7h2" | "f7h3" | "f7h4" | "f7h5" | "f7h6" | "f7h7" | "f7h8" | "f8b1" | "f8b2" | "f8b3" | "f8b4" | "f8b5" | "f8b6" | "f8b7" | "f8b8" | "f8a1" | "f8a2" | "f8a3" | "f8a4" | "f8a5" | "f8a6" | "f8a7" | "f8a8" | "f8c1" | "f8c2" | "f8c3" | "f8c4" | "f8c5" | "f8c6" | "f8c7" | "f8c8" | "f8d1" | "f8d2" | "f8d3" | "f8d4" | "f8d5" | "f8d6" | "f8d7" | "f8d8" | "f8e1" | "f8e2" | "f8e3" | "f8e4" | "f8e5" | "f8e6" | "f8e7" | "f8e8" | "f8f1" | "f8f2" | "f8f3" | "f8f4" | "f8f5" | "f8f6" | "f8f7" | "f8f8" | "f8g1" | "f8g2" | "f8g3" | "f8g4" | "f8g5" | "f8g6" | "f8g7" | "f8g8" | "f8h1" | "f8h2" | "f8h3" | "f8h4" | "f8h5" | "f8h6" | "f8h7" | "f8h8" | "g1b1" | "g1b2" | "g1b3" | "g1b4" | "g1b5" | "g1b6" | "g1b7" | "g1b8" | "g1a1" | "g1a2" | "g1a3" | "g1a4" | "g1a5" | "g1a6" | "g1a7" | "g1a8" | "g1c1" | "g1c2" | "g1c3" | "g1c4" | "g1c5" | "g1c6" | "g1c7" | "g1c8" | "g1d1" | "g1d2" | "g1d3" | "g1d4" | "g1d5" | "g1d6" | "g1d7" | "g1d8" | "g1e1" | "g1e2" | "g1e3" | "g1e4" | "g1e5" | "g1e6" | "g1e7" | "g1e8" | "g1f1" | "g1f2" | "g1f3" | "g1f4" | "g1f5" | "g1f6" | "g1f7" | "g1f8" | "g1g1" | "g1g2" | "g1g3" | "g1g4" | "g1g5" | "g1g6" | "g1g7" | "g1g8" | "g1h1" | "g1h2" | "g1h3" | "g1h4" | "g1h5" | "g1h6" | "g1h7" | "g1h8" | "g2b1" | "g2b2" | "g2b3" | "g2b4" | "g2b5" | "g2b6" | "g2b7" | "g2b8" | "g2a1" | "g2a2" | "g2a3" | "g2a4" | "g2a5" | "g2a6" | "g2a7" | "g2a8" | "g2c1" | "g2c2" | "g2c3" | "g2c4" | "g2c5" | "g2c6" | "g2c7" | "g2c8" | "g2d1" | "g2d2" | "g2d3" | "g2d4" | "g2d5" | "g2d6" | "g2d7" | "g2d8" | "g2e1" | "g2e2" | "g2e3" | "g2e4" | "g2e5" | "g2e6" | "g2e7" | "g2e8" | "g2f1" | "g2f2" | "g2f3" | "g2f4" | "g2f5" | "g2f6" | "g2f7" | "g2f8" | "g2g1" | "g2g2" | "g2g3" | "g2g4" | "g2g5" | "g2g6" | "g2g7" | "g2g8" | "g2h1" | "g2h2" | "g2h3" | "g2h4" | "g2h5" | "g2h6" | "g2h7" | "g2h8" | "g3b1" | "g3b2" | "g3b3" | "g3b4" | "g3b5" | "g3b6" | "g3b7" | "g3b8" | "g3a1" | "g3a2" | "g3a3" | "g3a4" | "g3a5" | "g3a6" | "g3a7" | "g3a8" | "g3c1" | "g3c2" | "g3c3" | "g3c4" | "g3c5" | "g3c6" | "g3c7" | "g3c8" | "g3d1" | "g3d2" | "g3d3" | "g3d4" | "g3d5" | "g3d6" | "g3d7" | "g3d8" | "g3e1" | "g3e2" | "g3e3" | "g3e4" | "g3e5" | "g3e6" | "g3e7" | "g3e8" | "g3f1" | "g3f2" | "g3f3" | "g3f4" | "g3f5" | "g3f6" | "g3f7" | "g3f8" | "g3g1" | "g3g2" | "g3g3" | "g3g4" | "g3g5" | "g3g6" | "g3g7" | "g3g8" | "g3h1" | "g3h2" | "g3h3" | "g3h4" | "g3h5" | "g3h6" | "g3h7" | "g3h8" | "g4b1" | "g4b2" | "g4b3" | "g4b4" | "g4b5" | "g4b6" | "g4b7" | "g4b8" | "g4a1" | "g4a2" | "g4a3" | "g4a4" | "g4a5" | "g4a6" | "g4a7" | "g4a8" | "g4c1" | "g4c2" | "g4c3" | "g4c4" | "g4c5" | "g4c6" | "g4c7" | "g4c8" | "g4d1" | "g4d2" | "g4d3" | "g4d4" | "g4d5" | "g4d6" | "g4d7" | "g4d8" | "g4e1" | "g4e2" | "g4e3" | "g4e4" | "g4e5" | "g4e6" | "g4e7" | "g4e8" | "g4f1" | "g4f2" | "g4f3" | "g4f4" | "g4f5" | "g4f6" | "g4f7" | "g4f8" | "g4g1" | "g4g2" | "g4g3" | "g4g4" | "g4g5" | "g4g6" | "g4g7" | "g4g8" | "g4h1" | "g4h2" | "g4h3" | "g4h4" | "g4h5" | "g4h6" | "g4h7" | "g4h8" | "g5b1" | "g5b2" | "g5b3" | "g5b4" | "g5b5" | "g5b6" | "g5b7" | "g5b8" | "g5a1" | "g5a2" | "g5a3" | "g5a4" | "g5a5" | "g5a6" | "g5a7" | "g5a8" | "g5c1" | "g5c2" | "g5c3" | "g5c4" | "g5c5" | "g5c6" | "g5c7" | "g5c8" | "g5d1" | "g5d2" | "g5d3" | "g5d4" | "g5d5" | "g5d6" | "g5d7" | "g5d8" | "g5e1" | "g5e2" | "g5e3" | "g5e4" | "g5e5" | "g5e6" | "g5e7" | "g5e8" | "g5f1" | "g5f2" | "g5f3" | "g5f4" | "g5f5" | "g5f6" | "g5f7" | "g5f8" | "g5g1" | "g5g2" | "g5g3" | "g5g4" | "g5g5" | "g5g6" | "g5g7" | "g5g8" | "g5h1" | "g5h2" | "g5h3" | "g5h4" | "g5h5" | "g5h6" | "g5h7" | "g5h8" | "g6b1" | "g6b2" | "g6b3" | "g6b4" | "g6b5" | "g6b6" | "g6b7" | "g6b8" | "g6a1" | "g6a2" | "g6a3" | "g6a4" | "g6a5" | "g6a6" | "g6a7" | "g6a8" | "g6c1" | "g6c2" | "g6c3" | "g6c4" | "g6c5" | "g6c6" | "g6c7" | "g6c8" | "g6d1" | "g6d2" | "g6d3" | "g6d4" | "g6d5" | "g6d6" | "g6d7" | "g6d8" | "g6e1" | "g6e2" | "g6e3" | "g6e4" | "g6e5" | "g6e6" | "g6e7" | "g6e8" | "g6f1" | "g6f2" | "g6f3" | "g6f4" | "g6f5" | "g6f6" | "g6f7" | "g6f8" | "g6g1" | "g6g2" | "g6g3" | "g6g4" | "g6g5" | "g6g6" | "g6g7" | "g6g8" | "g6h1" | "g6h2" | "g6h3" | "g6h4" | "g6h5" | "g6h6" | "g6h7" | "g6h8" | "g7b1" | "g7b2" | "g7b3" | "g7b4" | "g7b5" | "g7b6" | "g7b7" | "g7b8" | "g7a1" | "g7a2" | "g7a3" | "g7a4" | "g7a5" | "g7a6" | "g7a7" | "g7a8" | "g7c1" | "g7c2" | "g7c3" | "g7c4" | "g7c5" | "g7c6" | "g7c7" | "g7c8" | "g7d1" | "g7d2" | "g7d3" | "g7d4" | "g7d5" | "g7d6" | "g7d7" | "g7d8" | "g7e1" | "g7e2" | "g7e3" | "g7e4" | "g7e5" | "g7e6" | "g7e7" | "g7e8" | "g7f1" | "g7f2" | "g7f3" | "g7f4" | "g7f5" | "g7f6" | "g7f7" | "g7f8" | "g7g1" | "g7g2" | "g7g3" | "g7g4" | "g7g5" | "g7g6" | "g7g7" | "g7g8" | "g7h1" | "g7h2" | "g7h3" | "g7h4" | "g7h5" | "g7h6" | "g7h7" | "g7h8" | "g8b1" | "g8b2" | "g8b3" | "g8b4" | "g8b5" | "g8b6" | "g8b7" | "g8b8" | "g8a1" | "g8a2" | "g8a3" | "g8a4" | "g8a5" | "g8a6" | "g8a7" | "g8a8" | "g8c1" | "g8c2" | "g8c3" | "g8c4" | "g8c5" | "g8c6" | "g8c7" | "g8c8" | "g8d1" | "g8d2" | "g8d3" | "g8d4" | "g8d5" | "g8d6" | "g8d7" | "g8d8" | "g8e1" | "g8e2" | "g8e3" | "g8e4" | "g8e5" | "g8e6" | "g8e7" | "g8e8" | "g8f1" | "g8f2" | "g8f3" | "g8f4" | "g8f5" | "g8f6" | "g8f7" | "g8f8" | "g8g1" | "g8g2" | "g8g3" | "g8g4" | "g8g5" | "g8g6" | "g8g7" | "g8g8" | "g8h1" | "g8h2" | "g8h3" | "g8h4" | "g8h5" | "g8h6" | "g8h7" | "g8h8" | "h1b1" | "h1b2" | "h1b3" | "h1b4" | "h1b5" | "h1b6" | "h1b7" | "h1b8" | "h1a1" | "h1a2" | "h1a3" | "h1a4" | "h1a5" | "h1a6" | "h1a7" | "h1a8" | "h1c1" | "h1c2" | "h1c3" | "h1c4" | "h1c5" | "h1c6" | "h1c7" | "h1c8" | "h1d1" | "h1d2" | "h1d3" | "h1d4" | "h1d5" | "h1d6" | "h1d7" | "h1d8" | "h1e1" | "h1e2" | "h1e3" | "h1e4" | "h1e5" | "h1e6" | "h1e7" | "h1e8" | "h1f1" | "h1f2" | "h1f3" | "h1f4" | "h1f5" | "h1f6" | "h1f7" | "h1f8" | "h1g1" | "h1g2" | "h1g3" | "h1g4" | "h1g5" | "h1g6" | "h1g7" | "h1g8" | "h1h1" | "h1h2" | "h1h3" | "h1h4" | "h1h5" | "h1h6" | "h1h7" | "h1h8" | "h2b1" | "h2b2" | "h2b3" | "h2b4" | "h2b5" | "h2b6" | "h2b7" | "h2b8" | "h2a1" | "h2a2" | "h2a3" | "h2a4" | "h2a5" | "h2a6" | "h2a7" | "h2a8" | "h2c1" | "h2c2" | "h2c3" | "h2c4" | "h2c5" | "h2c6" | "h2c7" | "h2c8" | "h2d1" | "h2d2" | "h2d3" | "h2d4" | "h2d5" | "h2d6" | "h2d7" | "h2d8" | "h2e1" | "h2e2" | "h2e3" | "h2e4" | "h2e5" | "h2e6" | "h2e7" | "h2e8" | "h2f1" | "h2f2" | "h2f3" | "h2f4" | "h2f5" | "h2f6" | "h2f7" | "h2f8" | "h2g1" | "h2g2" | "h2g3" | "h2g4" | "h2g5" | "h2g6" | "h2g7" | "h2g8" | "h2h1" | "h2h2" | "h2h3" | "h2h4" | "h2h5" | "h2h6" | "h2h7" | "h2h8" | "h3b1" | "h3b2" | "h3b3" | "h3b4" | "h3b5" | "h3b6" | "h3b7" | "h3b8" | "h3a1" | "h3a2" | "h3a3" | "h3a4" | "h3a5" | "h3a6" | "h3a7" | "h3a8" | "h3c1" | "h3c2" | "h3c3" | "h3c4" | "h3c5" | "h3c6" | "h3c7" | "h3c8" | "h3d1" | "h3d2" | "h3d3" | "h3d4" | "h3d5" | "h3d6" | "h3d7" | "h3d8" | "h3e1" | "h3e2" | "h3e3" | "h3e4" | "h3e5" | "h3e6" | "h3e7" | "h3e8" | "h3f1" | "h3f2" | "h3f3" | "h3f4" | "h3f5" | "h3f6" | "h3f7" | "h3f8" | "h3g1" | "h3g2" | "h3g3" | "h3g4" | "h3g5" | "h3g6" | "h3g7" | "h3g8" | "h3h1" | "h3h2" | "h3h3" | "h3h4" | "h3h5" | "h3h6" | "h3h7" | "h3h8" | "h4b1" | "h4b2" | "h4b3" | "h4b4" | "h4b5" | "h4b6" | "h4b7" | "h4b8" | "h4a1" | "h4a2" | "h4a3" | "h4a4" | "h4a5" | "h4a6" | "h4a7" | "h4a8" | "h4c1" | "h4c2" | "h4c3" | "h4c4" | "h4c5" | "h4c6" | "h4c7" | "h4c8" | "h4d1" | "h4d2" | "h4d3" | "h4d4" | "h4d5" | "h4d6" | "h4d7" | "h4d8" | "h4e1" | "h4e2" | "h4e3" | "h4e4" | "h4e5" | "h4e6" | "h4e7" | "h4e8" | "h4f1" | "h4f2" | "h4f3" | "h4f4" | "h4f5" | "h4f6" | "h4f7" | "h4f8" | "h4g1" | "h4g2" | "h4g3" | "h4g4" | "h4g5" | "h4g6" | "h4g7" | "h4g8" | "h4h1" | "h4h2" | "h4h3" | "h4h4" | "h4h5" | "h4h6" | "h4h7" | "h4h8" | "h5b1" | "h5b2" | "h5b3" | "h5b4" | "h5b5" | "h5b6" | "h5b7" | "h5b8" | "h5a1" | "h5a2" | "h5a3" | "h5a4" | "h5a5" | "h5a6" | "h5a7" | "h5a8" | "h5c1" | "h5c2" | "h5c3" | "h5c4" | "h5c5" | "h5c6" | "h5c7" | "h5c8" | "h5d1" | "h5d2" | "h5d3" | "h5d4" | "h5d5" | "h5d6" | "h5d7" | "h5d8" | "h5e1" | "h5e2" | "h5e3" | "h5e4" | "h5e5" | "h5e6" | "h5e7" | "h5e8" | "h5f1" | "h5f2" | "h5f3" | "h5f4" | "h5f5" | "h5f6" | "h5f7" | "h5f8" | "h5g1" | "h5g2" | "h5g3" | "h5g4" | "h5g5" | "h5g6" | "h5g7" | "h5g8" | "h5h1" | "h5h2" | "h5h3" | "h5h4" | "h5h5" | "h5h6" | "h5h7" | "h5h8" | "h6b1" | "h6b2" | "h6b3" | "h6b4" | "h6b5" | "h6b6" | "h6b7" | "h6b8" | "h6a1" | "h6a2" | "h6a3" | "h6a4" | "h6a5" | "h6a6" | "h6a7" | "h6a8" | "h6c1" | "h6c2" | "h6c3" | "h6c4" | "h6c5" | "h6c6" | "h6c7" | "h6c8" | "h6d1" | "h6d2" | "h6d3" | "h6d4" | "h6d5" | "h6d6" | "h6d7" | "h6d8" | "h6e1" | "h6e2" | "h6e3" | "h6e4" | "h6e5" | "h6e6" | "h6e7" | "h6e8" | "h6f1" | "h6f2" | "h6f3" | "h6f4" | "h6f5" | "h6f6" | "h6f7" | "h6f8" | "h6g1" | "h6g2" | "h6g3" | "h6g4" | "h6g5" | "h6g6" | "h6g7" | "h6g8" | "h6h1" | "h6h2" | "h6h3" | "h6h4" | "h6h5" | "h6h6" | "h6h7" | "h6h8" | "h7b1" | "h7b2" | "h7b3" | "h7b4" | "h7b5" | "h7b6" | "h7b7" | "h7b8" | "h7a1" | "h7a2" | "h7a3" | "h7a4" | "h7a5" | "h7a6" | "h7a7" | "h7a8" | "h7c1" | "h7c2" | "h7c3" | "h7c4" | "h7c5" | "h7c6" | "h7c7" | "h7c8" | "h7d1" | "h7d2" | "h7d3" | "h7d4" | "h7d5" | "h7d6" | "h7d7" | "h7d8" | "h7e1" | "h7e2" | "h7e3" | "h7e4" | "h7e5" | "h7e6" | "h7e7" | "h7e8" | "h7f1" | "h7f2" | "h7f3" | "h7f4" | "h7f5" | "h7f6" | "h7f7" | "h7f8" | "h7g1" | "h7g2" | "h7g3" | "h7g4" | "h7g5" | "h7g6" | "h7g7" | "h7g8" | "h7h1" | "h7h2" | "h7h3" | "h7h4" | "h7h5" | "h7h6" | "h7h7" | "h7h8" | "h8b1" | "h8b2" | "h8b3" | "h8b4" | "h8b5" | "h8b6" | "h8b7" | "h8b8" | "h8a1" | "h8a2" | "h8a3" | "h8a4" | "h8a5" | "h8a6" | "h8a7" | "h8a8" | "h8c1" | "h8c2" | "h8c3" | "h8c4" | "h8c5" | "h8c6" | "h8c7" | "h8c8" | "h8d1" | "h8d2" | "h8d3" | "h8d4" | "h8d5" | "h8d6" | "h8d7" | "h8d8" | "h8e1" | "h8e2" | "h8e3" | "h8e4" | "h8e5" | "h8e6" | "h8e7" | "h8e8" | "h8f1" | "h8f2" | "h8f3" | "h8f4" | "h8f5" | "h8f6" | "h8f7" | "h8f8" | "h8g1" | "h8g2" | "h8g3" | "h8g4" | "h8g5" | "h8g6" | "h8g7" | "h8g8" | "h8h1" | "h8h2" | "h8h3" | "h8h4" | "h8h5" | "h8h6" | "h8h7" | "h8h8"
-
Returns value is "b1b1" | "b1b2" | "b1b3" | "b1b4" | "b1b5" | "b1b6" | "b1b7" | "b1b8" | "b1a1" | "b1a2" | "b1a3" | "b1a4" | "b1a5" | "b1a6" | "b1a7" | "b1a8" | "b1c1" | "b1c2" | "b1c3" | "b1c4" | "b1c5" | "b1c6" | "b1c7" | "b1c8" | "b1d1" | "b1d2" | "b1d3" | "b1d4" | "b1d5" | "b1d6" | "b1d7" | "b1d8" | "b1e1" | "b1e2" | "b1e3" | "b1e4" | "b1e5" | "b1e6" | "b1e7" | "b1e8" | "b1f1" | "b1f2" | "b1f3" | "b1f4" | "b1f5" | "b1f6" | "b1f7" | "b1f8" | "b1g1" | "b1g2" | "b1g3" | "b1g4" | "b1g5" | "b1g6" | "b1g7" | "b1g8" | "b1h1" | "b1h2" | "b1h3" | "b1h4" | "b1h5" | "b1h6" | "b1h7" | "b1h8" | "b2b1" | "b2b2" | "b2b3" | "b2b4" | "b2b5" | "b2b6" | "b2b7" | "b2b8" | "b2a1" | "b2a2" | "b2a3" | "b2a4" | "b2a5" | "b2a6" | "b2a7" | "b2a8" | "b2c1" | "b2c2" | "b2c3" | "b2c4" | "b2c5" | "b2c6" | "b2c7" | "b2c8" | "b2d1" | "b2d2" | "b2d3" | "b2d4" | "b2d5" | "b2d6" | "b2d7" | "b2d8" | "b2e1" | "b2e2" | "b2e3" | "b2e4" | "b2e5" | "b2e6" | "b2e7" | "b2e8" | "b2f1" | "b2f2" | "b2f3" | "b2f4" | "b2f5" | "b2f6" | "b2f7" | "b2f8" | "b2g1" | "b2g2" | "b2g3" | "b2g4" | "b2g5" | "b2g6" | "b2g7" | "b2g8" | "b2h1" | "b2h2" | "b2h3" | "b2h4" | "b2h5" | "b2h6" | "b2h7" | "b2h8" | "b3b1" | "b3b2" | "b3b3" | "b3b4" | "b3b5" | "b3b6" | "b3b7" | "b3b8" | "b3a1" | "b3a2" | "b3a3" | "b3a4" | "b3a5" | "b3a6" | "b3a7" | "b3a8" | "b3c1" | "b3c2" | "b3c3" | "b3c4" | "b3c5" | "b3c6" | "b3c7" | "b3c8" | "b3d1" | "b3d2" | "b3d3" | "b3d4" | "b3d5" | "b3d6" | "b3d7" | "b3d8" | "b3e1" | "b3e2" | "b3e3" | "b3e4" | "b3e5" | "b3e6" | "b3e7" | "b3e8" | "b3f1" | "b3f2" | "b3f3" | "b3f4" | "b3f5" | "b3f6" | "b3f7" | "b3f8" | "b3g1" | "b3g2" | "b3g3" | "b3g4" | "b3g5" | "b3g6" | "b3g7" | "b3g8" | "b3h1" | "b3h2" | "b3h3" | "b3h4" | "b3h5" | "b3h6" | "b3h7" | "b3h8" | "b4b1" | "b4b2" | "b4b3" | "b4b4" | "b4b5" | "b4b6" | "b4b7" | "b4b8" | "b4a1" | "b4a2" | "b4a3" | "b4a4" | "b4a5" | "b4a6" | "b4a7" | "b4a8" | "b4c1" | "b4c2" | "b4c3" | "b4c4" | "b4c5" | "b4c6" | "b4c7" | "b4c8" | "b4d1" | "b4d2" | "b4d3" | "b4d4" | "b4d5" | "b4d6" | "b4d7" | "b4d8" | "b4e1" | "b4e2" | "b4e3" | "b4e4" | "b4e5" | "b4e6" | "b4e7" | "b4e8" | "b4f1" | "b4f2" | "b4f3" | "b4f4" | "b4f5" | "b4f6" | "b4f7" | "b4f8" | "b4g1" | "b4g2" | "b4g3" | "b4g4" | "b4g5" | "b4g6" | "b4g7" | "b4g8" | "b4h1" | "b4h2" | "b4h3" | "b4h4" | "b4h5" | "b4h6" | "b4h7" | "b4h8" | "b5b1" | "b5b2" | "b5b3" | "b5b4" | "b5b5" | "b5b6" | "b5b7" | "b5b8" | "b5a1" | "b5a2" | "b5a3" | "b5a4" | "b5a5" | "b5a6" | "b5a7" | "b5a8" | "b5c1" | "b5c2" | "b5c3" | "b5c4" | "b5c5" | "b5c6" | "b5c7" | "b5c8" | "b5d1" | "b5d2" | "b5d3" | "b5d4" | "b5d5" | "b5d6" | "b5d7" | "b5d8" | "b5e1" | "b5e2" | "b5e3" | "b5e4" | "b5e5" | "b5e6" | "b5e7" | "b5e8" | "b5f1" | "b5f2" | "b5f3" | "b5f4" | "b5f5" | "b5f6" | "b5f7" | "b5f8" | "b5g1" | "b5g2" | "b5g3" | "b5g4" | "b5g5" | "b5g6" | "b5g7" | "b5g8" | "b5h1" | "b5h2" | "b5h3" | "b5h4" | "b5h5" | "b5h6" | "b5h7" | "b5h8" | "b6b1" | "b6b2" | "b6b3" | "b6b4" | "b6b5" | "b6b6" | "b6b7" | "b6b8" | "b6a1" | "b6a2" | "b6a3" | "b6a4" | "b6a5" | "b6a6" | "b6a7" | "b6a8" | "b6c1" | "b6c2" | "b6c3" | "b6c4" | "b6c5" | "b6c6" | "b6c7" | "b6c8" | "b6d1" | "b6d2" | "b6d3" | "b6d4" | "b6d5" | "b6d6" | "b6d7" | "b6d8" | "b6e1" | "b6e2" | "b6e3" | "b6e4" | "b6e5" | "b6e6" | "b6e7" | "b6e8" | "b6f1" | "b6f2" | "b6f3" | "b6f4" | "b6f5" | "b6f6" | "b6f7" | "b6f8" | "b6g1" | "b6g2" | "b6g3" | "b6g4" | "b6g5" | "b6g6" | "b6g7" | "b6g8" | "b6h1" | "b6h2" | "b6h3" | "b6h4" | "b6h5" | "b6h6" | "b6h7" | "b6h8" | "b7b1" | "b7b2" | "b7b3" | "b7b4" | "b7b5" | "b7b6" | "b7b7" | "b7b8" | "b7a1" | "b7a2" | "b7a3" | "b7a4" | "b7a5" | "b7a6" | "b7a7" | "b7a8" | "b7c1" | "b7c2" | "b7c3" | "b7c4" | "b7c5" | "b7c6" | "b7c7" | "b7c8" | "b7d1" | "b7d2" | "b7d3" | "b7d4" | "b7d5" | "b7d6" | "b7d7" | "b7d8" | "b7e1" | "b7e2" | "b7e3" | "b7e4" | "b7e5" | "b7e6" | "b7e7" | "b7e8" | "b7f1" | "b7f2" | "b7f3" | "b7f4" | "b7f5" | "b7f6" | "b7f7" | "b7f8" | "b7g1" | "b7g2" | "b7g3" | "b7g4" | "b7g5" | "b7g6" | "b7g7" | "b7g8" | "b7h1" | "b7h2" | "b7h3" | "b7h4" | "b7h5" | "b7h6" | "b7h7" | "b7h8" | "b8b1" | "b8b2" | "b8b3" | "b8b4" | "b8b5" | "b8b6" | "b8b7" | "b8b8" | "b8a1" | "b8a2" | "b8a3" | "b8a4" | "b8a5" | "b8a6" | "b8a7" | "b8a8" | "b8c1" | "b8c2" | "b8c3" | "b8c4" | "b8c5" | "b8c6" | "b8c7" | "b8c8" | "b8d1" | "b8d2" | "b8d3" | "b8d4" | "b8d5" | "b8d6" | "b8d7" | "b8d8" | "b8e1" | "b8e2" | "b8e3" | "b8e4" | "b8e5" | "b8e6" | "b8e7" | "b8e8" | "b8f1" | "b8f2" | "b8f3" | "b8f4" | "b8f5" | "b8f6" | "b8f7" | "b8f8" | "b8g1" | "b8g2" | "b8g3" | "b8g4" | "b8g5" | "b8g6" | "b8g7" | "b8g8" | "b8h1" | "b8h2" | "b8h3" | "b8h4" | "b8h5" | "b8h6" | "b8h7" | "b8h8" | "a1b1" | "a1b2" | "a1b3" | "a1b4" | "a1b5" | "a1b6" | "a1b7" | "a1b8" | "a1a1" | "a1a2" | "a1a3" | "a1a4" | "a1a5" | "a1a6" | "a1a7" | "a1a8" | "a1c1" | "a1c2" | "a1c3" | "a1c4" | "a1c5" | "a1c6" | "a1c7" | "a1c8" | "a1d1" | "a1d2" | "a1d3" | "a1d4" | "a1d5" | "a1d6" | "a1d7" | "a1d8" | "a1e1" | "a1e2" | "a1e3" | "a1e4" | "a1e5" | "a1e6" | "a1e7" | "a1e8" | "a1f1" | 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"c7e2" | "c7e3" | "c7e4" | "c7e5" | "c7e6" | "c7e7" | "c7e8" | "c7f1" | "c7f2" | "c7f3" | "c7f4" | "c7f5" | "c7f6" | "c7f7" | "c7f8" | "c7g1" | "c7g2" | "c7g3" | "c7g4" | "c7g5" | "c7g6" | "c7g7" | "c7g8" | "c7h1" | "c7h2" | "c7h3" | "c7h4" | "c7h5" | "c7h6" | "c7h7" | "c7h8" | "c8b1" | "c8b2" | "c8b3" | "c8b4" | "c8b5" | "c8b6" | "c8b7" | "c8b8" | "c8a1" | "c8a2" | "c8a3" | "c8a4" | "c8a5" | "c8a6" | "c8a7" | "c8a8" | "c8c1" | "c8c2" | "c8c3" | "c8c4" | "c8c5" | "c8c6" | "c8c7" | "c8c8" | "c8d1" | "c8d2" | "c8d3" | "c8d4" | "c8d5" | "c8d6" | "c8d7" | "c8d8" | "c8e1" | "c8e2" | "c8e3" | "c8e4" | "c8e5" | "c8e6" | "c8e7" | "c8e8" | "c8f1" | "c8f2" | "c8f3" | "c8f4" | "c8f5" | "c8f6" | "c8f7" | "c8f8" | "c8g1" | "c8g2" | "c8g3" | "c8g4" | "c8g5" | "c8g6" | "c8g7" | "c8g8" | "c8h1" | "c8h2" | "c8h3" | "c8h4" | "c8h5" | "c8h6" | "c8h7" | "c8h8" | "d1b1" | "d1b2" | "d1b3" | "d1b4" | "d1b5" | "d1b6" | "d1b7" | "d1b8" | "d1a1" | "d1a2" | "d1a3" | "d1a4" | "d1a5" | "d1a6" | "d1a7" | "d1a8" | "d1c1" | "d1c2" | "d1c3" | "d1c4" | "d1c5" | "d1c6" | "d1c7" | "d1c8" | "d1d1" | "d1d2" | "d1d3" | "d1d4" | "d1d5" | "d1d6" | "d1d7" | "d1d8" | "d1e1" | "d1e2" | "d1e3" | "d1e4" | "d1e5" | "d1e6" | "d1e7" | "d1e8" | "d1f1" | "d1f2" | "d1f3" | "d1f4" | "d1f5" | "d1f6" | "d1f7" | "d1f8" | "d1g1" | "d1g2" | "d1g3" | "d1g4" | "d1g5" | "d1g6" | "d1g7" | "d1g8" | "d1h1" | "d1h2" | "d1h3" | "d1h4" | "d1h5" | "d1h6" | "d1h7" | "d1h8" | "d2b1" | "d2b2" | "d2b3" | "d2b4" | "d2b5" | "d2b6" | "d2b7" | "d2b8" | "d2a1" | "d2a2" | "d2a3" | "d2a4" | "d2a5" | "d2a6" | "d2a7" | "d2a8" | "d2c1" | "d2c2" | "d2c3" | "d2c4" | "d2c5" | "d2c6" | "d2c7" | "d2c8" | "d2d1" | "d2d2" | "d2d3" | "d2d4" | "d2d5" | "d2d6" | "d2d7" | "d2d8" | "d2e1" | "d2e2" | "d2e3" | "d2e4" | "d2e5" | "d2e6" | "d2e7" | "d2e8" | "d2f1" | "d2f2" | "d2f3" | "d2f4" | "d2f5" | "d2f6" | "d2f7" | "d2f8" | "d2g1" | "d2g2" | "d2g3" | "d2g4" | "d2g5" | "d2g6" | "d2g7" | "d2g8" | "d2h1" | "d2h2" | "d2h3" | "d2h4" | "d2h5" | "d2h6" | "d2h7" | "d2h8" | "d3b1" | "d3b2" | "d3b3" | "d3b4" | "d3b5" | "d3b6" | "d3b7" | "d3b8" | "d3a1" | "d3a2" | "d3a3" | "d3a4" | "d3a5" | "d3a6" | "d3a7" | "d3a8" | "d3c1" | "d3c2" | "d3c3" | "d3c4" | "d3c5" | "d3c6" | "d3c7" | "d3c8" | "d3d1" | "d3d2" | "d3d3" | "d3d4" | "d3d5" | "d3d6" | "d3d7" | "d3d8" | "d3e1" | "d3e2" | "d3e3" | "d3e4" | "d3e5" | "d3e6" | "d3e7" | "d3e8" | "d3f1" | "d3f2" | "d3f3" | "d3f4" | "d3f5" | "d3f6" | "d3f7" | "d3f8" | "d3g1" | "d3g2" | "d3g3" | "d3g4" | "d3g5" | "d3g6" | "d3g7" | "d3g8" | "d3h1" | "d3h2" | "d3h3" | "d3h4" | "d3h5" | "d3h6" | "d3h7" | "d3h8" | "d4b1" | "d4b2" | "d4b3" | "d4b4" | "d4b5" | "d4b6" | "d4b7" | "d4b8" | "d4a1" | "d4a2" | "d4a3" | "d4a4" | "d4a5" | "d4a6" | "d4a7" | "d4a8" | "d4c1" | "d4c2" | "d4c3" | "d4c4" | "d4c5" | "d4c6" | "d4c7" | "d4c8" | "d4d1" | "d4d2" | "d4d3" | "d4d4" | "d4d5" | "d4d6" | "d4d7" | "d4d8" | "d4e1" | "d4e2" | "d4e3" | "d4e4" | "d4e5" | "d4e6" | "d4e7" | "d4e8" | "d4f1" | "d4f2" | "d4f3" | "d4f4" | "d4f5" | "d4f6" | "d4f7" | "d4f8" | "d4g1" | "d4g2" | "d4g3" | "d4g4" | "d4g5" | "d4g6" | "d4g7" | "d4g8" | "d4h1" | "d4h2" | "d4h3" | "d4h4" | "d4h5" | "d4h6" | "d4h7" | "d4h8" | "d5b1" | "d5b2" | "d5b3" | "d5b4" | "d5b5" | "d5b6" | "d5b7" | "d5b8" | "d5a1" | "d5a2" | "d5a3" | "d5a4" | "d5a5" | "d5a6" | "d5a7" | "d5a8" | "d5c1" | "d5c2" | "d5c3" | "d5c4" | "d5c5" | "d5c6" | "d5c7" | "d5c8" | "d5d1" | "d5d2" | "d5d3" | "d5d4" | "d5d5" | "d5d6" | "d5d7" | "d5d8" | "d5e1" | "d5e2" | "d5e3" | "d5e4" | "d5e5" | "d5e6" | "d5e7" | "d5e8" | "d5f1" | "d5f2" | "d5f3" | "d5f4" | "d5f5" | "d5f6" | "d5f7" | "d5f8" | "d5g1" | "d5g2" | "d5g3" | "d5g4" | "d5g5" | "d5g6" | "d5g7" | "d5g8" | "d5h1" | "d5h2" | "d5h3" | "d5h4" | "d5h5" | "d5h6" | "d5h7" | "d5h8" | "d6b1" | "d6b2" | "d6b3" | "d6b4" | "d6b5" | "d6b6" | "d6b7" | "d6b8" | "d6a1" | "d6a2" | "d6a3" | "d6a4" | "d6a5" | "d6a6" | "d6a7" | "d6a8" | "d6c1" | "d6c2" | "d6c3" | "d6c4" | "d6c5" | "d6c6" | "d6c7" | "d6c8" | "d6d1" | "d6d2" | "d6d3" | "d6d4" | "d6d5" | "d6d6" | "d6d7" | "d6d8" | "d6e1" | "d6e2" | "d6e3" | "d6e4" | "d6e5" | "d6e6" | "d6e7" | "d6e8" | "d6f1" | "d6f2" | "d6f3" | "d6f4" | "d6f5" | "d6f6" | "d6f7" | "d6f8" | "d6g1" | "d6g2" | "d6g3" | "d6g4" | "d6g5" | "d6g6" | "d6g7" | "d6g8" | "d6h1" | "d6h2" | "d6h3" | "d6h4" | "d6h5" | "d6h6" | "d6h7" | "d6h8" | "d7b1" | "d7b2" | "d7b3" | "d7b4" | "d7b5" | "d7b6" | "d7b7" | "d7b8" | "d7a1" | "d7a2" | "d7a3" | "d7a4" | "d7a5" | "d7a6" | "d7a7" | "d7a8" | "d7c1" | "d7c2" | "d7c3" | "d7c4" | "d7c5" | "d7c6" | "d7c7" | "d7c8" | "d7d1" | "d7d2" | "d7d3" | "d7d4" | "d7d5" | "d7d6" | "d7d7" | "d7d8" | "d7e1" | "d7e2" | "d7e3" | "d7e4" | "d7e5" | "d7e6" | "d7e7" | "d7e8" | "d7f1" | "d7f2" | "d7f3" | "d7f4" | "d7f5" | "d7f6" | "d7f7" | "d7f8" | "d7g1" | "d7g2" | "d7g3" | "d7g4" | "d7g5" | "d7g6" | "d7g7" | "d7g8" | "d7h1" | "d7h2" | "d7h3" | "d7h4" | "d7h5" | "d7h6" | "d7h7" | "d7h8" | "d8b1" | "d8b2" | "d8b3" | "d8b4" | "d8b5" | "d8b6" | "d8b7" | "d8b8" | "d8a1" | "d8a2" | "d8a3" | "d8a4" | "d8a5" | "d8a6" | "d8a7" | "d8a8" | "d8c1" | "d8c2" | "d8c3" | "d8c4" | "d8c5" | "d8c6" | "d8c7" | "d8c8" | "d8d1" | "d8d2" | "d8d3" | "d8d4" | "d8d5" | "d8d6" | "d8d7" | "d8d8" | "d8e1" | "d8e2" | "d8e3" | "d8e4" | "d8e5" | "d8e6" | "d8e7" | "d8e8" | "d8f1" | "d8f2" | "d8f3" | "d8f4" | "d8f5" | "d8f6" | "d8f7" | "d8f8" | "d8g1" | "d8g2" | "d8g3" | "d8g4" | "d8g5" | "d8g6" | "d8g7" | "d8g8" | "d8h1" | "d8h2" | "d8h3" | "d8h4" | "d8h5" | "d8h6" | "d8h7" | "d8h8" | "e1b1" | "e1b2" | "e1b3" | "e1b4" | "e1b5" | "e1b6" | "e1b7" | "e1b8" | "e1a1" | "e1a2" | "e1a3" | "e1a4" | "e1a5" | "e1a6" | "e1a7" | "e1a8" | "e1c1" | "e1c2" | "e1c3" | "e1c4" | "e1c5" | "e1c6" | "e1c7" | "e1c8" | "e1d1" | "e1d2" | "e1d3" | "e1d4" | "e1d5" | "e1d6" | "e1d7" | "e1d8" | "e1e1" | "e1e2" | "e1e3" | "e1e4" | "e1e5" | "e1e6" | "e1e7" | "e1e8" | "e1f1" | "e1f2" | "e1f3" | "e1f4" | "e1f5" | "e1f6" | "e1f7" | "e1f8" | "e1g1" | "e1g2" | "e1g3" | "e1g4" | "e1g5" | "e1g6" | "e1g7" | "e1g8" | "e1h1" | "e1h2" | "e1h3" | "e1h4" | "e1h5" | "e1h6" | "e1h7" | "e1h8" | "e2b1" | "e2b2" | "e2b3" | "e2b4" | "e2b5" | "e2b6" | "e2b7" | "e2b8" | "e2a1" | "e2a2" | "e2a3" | "e2a4" | "e2a5" | "e2a6" | "e2a7" | "e2a8" | "e2c1" | "e2c2" | "e2c3" | "e2c4" | "e2c5" | "e2c6" | "e2c7" | "e2c8" | "e2d1" | "e2d2" | "e2d3" | "e2d4" | "e2d5" | "e2d6" | "e2d7" | "e2d8" | "e2e1" | "e2e2" | "e2e3" | "e2e4" | "e2e5" | "e2e6" | "e2e7" | "e2e8" | "e2f1" | "e2f2" | "e2f3" | "e2f4" | "e2f5" | "e2f6" | "e2f7" | "e2f8" | "e2g1" | "e2g2" | "e2g3" | "e2g4" | "e2g5" | "e2g6" | "e2g7" | "e2g8" | "e2h1" | "e2h2" | "e2h3" | "e2h4" | "e2h5" | "e2h6" | "e2h7" | "e2h8" | "e3b1" | "e3b2" | "e3b3" | "e3b4" | "e3b5" | "e3b6" | "e3b7" | "e3b8" | "e3a1" | "e3a2" | "e3a3" | "e3a4" | "e3a5" | "e3a6" | "e3a7" | "e3a8" | "e3c1" | "e3c2" | "e3c3" | "e3c4" | "e3c5" | "e3c6" | "e3c7" | "e3c8" | "e3d1" | "e3d2" | "e3d3" | "e3d4" | "e3d5" | "e3d6" | "e3d7" | "e3d8" | "e3e1" | "e3e2" | "e3e3" | "e3e4" | "e3e5" | "e3e6" | "e3e7" | "e3e8" | "e3f1" | "e3f2" | "e3f3" | "e3f4" | "e3f5" | "e3f6" | "e3f7" | "e3f8" | "e3g1" | "e3g2" | "e3g3" | "e3g4" | "e3g5" | "e3g6" | "e3g7" | "e3g8" | "e3h1" | "e3h2" | "e3h3" | "e3h4" | "e3h5" | "e3h6" | "e3h7" | "e3h8" | "e4b1" | "e4b2" | "e4b3" | "e4b4" | "e4b5" | "e4b6" | "e4b7" | "e4b8" | "e4a1" | "e4a2" | "e4a3" | "e4a4" | "e4a5" | "e4a6" | "e4a7" | "e4a8" | "e4c1" | "e4c2" | "e4c3" | "e4c4" | "e4c5" | "e4c6" | "e4c7" | "e4c8" | "e4d1" | "e4d2" | "e4d3" | "e4d4" | "e4d5" | "e4d6" | "e4d7" | "e4d8" | "e4e1" | "e4e2" | "e4e3" | "e4e4" | "e4e5" | "e4e6" | "e4e7" | "e4e8" | "e4f1" | "e4f2" | "e4f3" | "e4f4" | "e4f5" | "e4f6" | "e4f7" | "e4f8" | "e4g1" | "e4g2" | "e4g3" | "e4g4" | "e4g5" | "e4g6" | "e4g7" | "e4g8" | "e4h1" | "e4h2" | "e4h3" | "e4h4" | "e4h5" | "e4h6" | "e4h7" | "e4h8" | "e5b1" | "e5b2" | "e5b3" | "e5b4" | "e5b5" | "e5b6" | "e5b7" | "e5b8" | "e5a1" | "e5a2" | "e5a3" | "e5a4" | "e5a5" | "e5a6" | "e5a7" | "e5a8" | "e5c1" | "e5c2" | "e5c3" | "e5c4" | "e5c5" | "e5c6" | "e5c7" | "e5c8" | "e5d1" | "e5d2" | "e5d3" | "e5d4" | "e5d5" | "e5d6" | "e5d7" | "e5d8" | "e5e1" | "e5e2" | "e5e3" | "e5e4" | "e5e5" | "e5e6" | "e5e7" | "e5e8" | "e5f1" | "e5f2" | "e5f3" | "e5f4" | "e5f5" | "e5f6" | "e5f7" | "e5f8" | "e5g1" | "e5g2" | "e5g3" | "e5g4" | "e5g5" | "e5g6" | "e5g7" | "e5g8" | "e5h1" | "e5h2" | "e5h3" | "e5h4" | "e5h5" | "e5h6" | "e5h7" | "e5h8" | "e6b1" | "e6b2" | "e6b3" | "e6b4" | "e6b5" | "e6b6" | "e6b7" | "e6b8" | "e6a1" | "e6a2" | "e6a3" | "e6a4" | "e6a5" | "e6a6" | "e6a7" | "e6a8" | "e6c1" | "e6c2" | "e6c3" | "e6c4" | "e6c5" | "e6c6" | "e6c7" | "e6c8" | "e6d1" | "e6d2" | "e6d3" | "e6d4" | "e6d5" | "e6d6" | "e6d7" | "e6d8" | "e6e1" | "e6e2" | "e6e3" | "e6e4" | "e6e5" | "e6e6" | "e6e7" | "e6e8" | "e6f1" | "e6f2" | "e6f3" | "e6f4" | "e6f5" | "e6f6" | "e6f7" | "e6f8" | "e6g1" | "e6g2" | "e6g3" | "e6g4" | "e6g5" | "e6g6" | "e6g7" | "e6g8" | "e6h1" | "e6h2" | "e6h3" | "e6h4" | "e6h5" | "e6h6" | "e6h7" | "e6h8" | "e7b1" | "e7b2" | "e7b3" | "e7b4" | "e7b5" | "e7b6" | "e7b7" | "e7b8" | "e7a1" | "e7a2" | "e7a3" | "e7a4" | "e7a5" | "e7a6" | "e7a7" | "e7a8" | "e7c1" | "e7c2" | "e7c3" | "e7c4" | "e7c5" | "e7c6" | "e7c7" | "e7c8" | "e7d1" | "e7d2" | "e7d3" | "e7d4" | "e7d5" | "e7d6" | "e7d7" | "e7d8" | "e7e1" | "e7e2" | "e7e3" | "e7e4" | "e7e5" | "e7e6" | "e7e7" | "e7e8" | "e7f1" | "e7f2" | "e7f3" | "e7f4" | "e7f5" | "e7f6" | "e7f7" | "e7f8" | "e7g1" | "e7g2" | "e7g3" | "e7g4" | "e7g5" | "e7g6" | "e7g7" | "e7g8" | "e7h1" | "e7h2" | "e7h3" | "e7h4" | "e7h5" | "e7h6" | "e7h7" | "e7h8" | "e8b1" | "e8b2" | "e8b3" | "e8b4" | "e8b5" | "e8b6" | "e8b7" | "e8b8" | "e8a1" | "e8a2" | "e8a3" | "e8a4" | "e8a5" | "e8a6" | "e8a7" | "e8a8" | "e8c1" | "e8c2" | "e8c3" | "e8c4" | "e8c5" | "e8c6" | "e8c7" | "e8c8" | "e8d1" | "e8d2" | "e8d3" | "e8d4" | "e8d5" | "e8d6" | "e8d7" | "e8d8" | "e8e1" | "e8e2" | "e8e3" | "e8e4" | "e8e5" | "e8e6" | "e8e7" | "e8e8" | "e8f1" | "e8f2" | "e8f3" | "e8f4" | "e8f5" | "e8f6" | "e8f7" | "e8f8" | "e8g1" | "e8g2" | "e8g3" | "e8g4" | "e8g5" | "e8g6" | "e8g7" | "e8g8" | "e8h1" | "e8h2" | "e8h3" | "e8h4" | "e8h5" | "e8h6" | "e8h7" | "e8h8" | "f1b1" | "f1b2" | "f1b3" | "f1b4" | "f1b5" | "f1b6" | "f1b7" | "f1b8" | "f1a1" | "f1a2" | "f1a3" | "f1a4" | "f1a5" | "f1a6" | "f1a7" | "f1a8" | "f1c1" | "f1c2" | "f1c3" | "f1c4" | "f1c5" | "f1c6" | "f1c7" | "f1c8" | "f1d1" | "f1d2" | "f1d3" | "f1d4" | "f1d5" | "f1d6" | "f1d7" | "f1d8" | "f1e1" | "f1e2" | "f1e3" | "f1e4" | "f1e5" | "f1e6" | "f1e7" | "f1e8" | "f1f1" | "f1f2" | "f1f3" | "f1f4" | "f1f5" | "f1f6" | "f1f7" | "f1f8" | "f1g1" | "f1g2" | "f1g3" | "f1g4" | "f1g5" | "f1g6" | "f1g7" | "f1g8" | "f1h1" | "f1h2" | "f1h3" | "f1h4" | "f1h5" | "f1h6" | "f1h7" | "f1h8" | "f2b1" | "f2b2" | "f2b3" | "f2b4" | "f2b5" | "f2b6" | "f2b7" | "f2b8" | "f2a1" | "f2a2" | "f2a3" | "f2a4" | "f2a5" | "f2a6" | "f2a7" | "f2a8" | "f2c1" | "f2c2" | "f2c3" | "f2c4" | "f2c5" | "f2c6" | "f2c7" | "f2c8" | "f2d1" | "f2d2" | "f2d3" | "f2d4" | "f2d5" | "f2d6" | "f2d7" | "f2d8" | "f2e1" | "f2e2" | "f2e3" | "f2e4" | "f2e5" | "f2e6" | "f2e7" | "f2e8" | "f2f1" | "f2f2" | "f2f3" | "f2f4" | "f2f5" | "f2f6" | "f2f7" | "f2f8" | "f2g1" | "f2g2" | "f2g3" | "f2g4" | "f2g5" | "f2g6" | "f2g7" | "f2g8" | "f2h1" | "f2h2" | "f2h3" | "f2h4" | "f2h5" | "f2h6" | "f2h7" | "f2h8" | "f3b1" | "f3b2" | "f3b3" | "f3b4" | "f3b5" | "f3b6" | "f3b7" | "f3b8" | "f3a1" | "f3a2" | "f3a3" | "f3a4" | "f3a5" | "f3a6" | "f3a7" | "f3a8" | "f3c1" | "f3c2" | "f3c3" | "f3c4" | "f3c5" | "f3c6" | "f3c7" | "f3c8" | "f3d1" | "f3d2" | "f3d3" | "f3d4" | "f3d5" | "f3d6" | "f3d7" | "f3d8" | "f3e1" | "f3e2" | "f3e3" | "f3e4" | "f3e5" | "f3e6" | "f3e7" | "f3e8" | "f3f1" | "f3f2" | "f3f3" | "f3f4" | "f3f5" | "f3f6" | "f3f7" | "f3f8" | "f3g1" | "f3g2" | "f3g3" | "f3g4" | "f3g5" | "f3g6" | "f3g7" | "f3g8" | "f3h1" | "f3h2" | "f3h3" | "f3h4" | "f3h5" | "f3h6" | "f3h7" | "f3h8" | "f4b1" | "f4b2" | "f4b3" | "f4b4" | "f4b5" | "f4b6" | "f4b7" | "f4b8" | "f4a1" | "f4a2" | "f4a3" | "f4a4" | "f4a5" | "f4a6" | "f4a7" | "f4a8" | "f4c1" | "f4c2" | "f4c3" | "f4c4" | "f4c5" | "f4c6" | "f4c7" | "f4c8" | "f4d1" | "f4d2" | "f4d3" | "f4d4" | "f4d5" | "f4d6" | "f4d7" | "f4d8" | "f4e1" | "f4e2" | "f4e3" | "f4e4" | "f4e5" | "f4e6" | "f4e7" | "f4e8" | "f4f1" | "f4f2" | "f4f3" | "f4f4" | "f4f5" | "f4f6" | "f4f7" | "f4f8" | "f4g1" | "f4g2" | "f4g3" | "f4g4" | "f4g5" | "f4g6" | "f4g7" | "f4g8" | "f4h1" | "f4h2" | "f4h3" | "f4h4" | "f4h5" | "f4h6" | "f4h7" | "f4h8" | "f5b1" | "f5b2" | "f5b3" | "f5b4" | "f5b5" | "f5b6" | "f5b7" | "f5b8" | "f5a1" | "f5a2" | "f5a3" | "f5a4" | "f5a5" | "f5a6" | "f5a7" | "f5a8" | "f5c1" | "f5c2" | "f5c3" | "f5c4" | "f5c5" | "f5c6" | "f5c7" | "f5c8" | "f5d1" | "f5d2" | "f5d3" | "f5d4" | "f5d5" | "f5d6" | "f5d7" | "f5d8" | "f5e1" | "f5e2" | "f5e3" | "f5e4" | "f5e5" | "f5e6" | "f5e7" | "f5e8" | "f5f1" | "f5f2" | "f5f3" | "f5f4" | "f5f5" | "f5f6" | "f5f7" | "f5f8" | "f5g1" | "f5g2" | "f5g3" | "f5g4" | "f5g5" | "f5g6" | "f5g7" | "f5g8" | "f5h1" | "f5h2" | "f5h3" | "f5h4" | "f5h5" | "f5h6" | "f5h7" | "f5h8" | "f6b1" | "f6b2" | "f6b3" | "f6b4" | "f6b5" | "f6b6" | "f6b7" | "f6b8" | "f6a1" | "f6a2" | "f6a3" | "f6a4" | "f6a5" | "f6a6" | "f6a7" | "f6a8" | "f6c1" | "f6c2" | "f6c3" | "f6c4" | "f6c5" | "f6c6" | "f6c7" | "f6c8" | "f6d1" | "f6d2" | "f6d3" | "f6d4" | "f6d5" | "f6d6" | "f6d7" | "f6d8" | "f6e1" | "f6e2" | "f6e3" | "f6e4" | "f6e5" | "f6e6" | "f6e7" | "f6e8" | "f6f1" | "f6f2" | "f6f3" | "f6f4" | "f6f5" | "f6f6" | "f6f7" | "f6f8" | "f6g1" | "f6g2" | "f6g3" | "f6g4" | "f6g5" | "f6g6" | "f6g7" | "f6g8" | "f6h1" | "f6h2" | "f6h3" | "f6h4" | "f6h5" | "f6h6" | "f6h7" | "f6h8" | "f7b1" | "f7b2" | "f7b3" | "f7b4" | "f7b5" | "f7b6" | "f7b7" | "f7b8" | "f7a1" | "f7a2" | "f7a3" | "f7a4" | "f7a5" | "f7a6" | "f7a7" | "f7a8" | "f7c1" | "f7c2" | "f7c3" | "f7c4" | "f7c5" | "f7c6" | "f7c7" | "f7c8" | "f7d1" | "f7d2" | "f7d3" | "f7d4" | "f7d5" | "f7d6" | "f7d7" | "f7d8" | "f7e1" | "f7e2" | "f7e3" | "f7e4" | "f7e5" | "f7e6" | "f7e7" | "f7e8" | "f7f1" | "f7f2" | "f7f3" | "f7f4" | "f7f5" | "f7f6" | "f7f7" | "f7f8" | "f7g1" | "f7g2" | "f7g3" | "f7g4" | "f7g5" | "f7g6" | "f7g7" | "f7g8" | "f7h1" | "f7h2" | "f7h3" | "f7h4" | "f7h5" | "f7h6" | "f7h7" | "f7h8" | "f8b1" | "f8b2" | "f8b3" | "f8b4" | "f8b5" | "f8b6" | "f8b7" | "f8b8" | "f8a1" | "f8a2" | "f8a3" | "f8a4" | "f8a5" | "f8a6" | "f8a7" | "f8a8" | "f8c1" | "f8c2" | "f8c3" | "f8c4" | "f8c5" | "f8c6" | "f8c7" | "f8c8" | "f8d1" | "f8d2" | "f8d3" | "f8d4" | "f8d5" | "f8d6" | "f8d7" | "f8d8" | "f8e1" | "f8e2" | "f8e3" | "f8e4" | "f8e5" | "f8e6" | "f8e7" | "f8e8" | "f8f1" | "f8f2" | "f8f3" | "f8f4" | "f8f5" | "f8f6" | "f8f7" | "f8f8" | "f8g1" | "f8g2" | "f8g3" | "f8g4" | "f8g5" | "f8g6" | "f8g7" | "f8g8" | "f8h1" | "f8h2" | "f8h3" | "f8h4" | "f8h5" | "f8h6" | "f8h7" | "f8h8" | "g1b1" | "g1b2" | "g1b3" | "g1b4" | "g1b5" | "g1b6" | "g1b7" | "g1b8" | "g1a1" | "g1a2" | "g1a3" | "g1a4" | "g1a5" | "g1a6" | "g1a7" | "g1a8" | "g1c1" | "g1c2" | "g1c3" | "g1c4" | "g1c5" | "g1c6" | "g1c7" | "g1c8" | "g1d1" | "g1d2" | "g1d3" | "g1d4" | "g1d5" | "g1d6" | "g1d7" | "g1d8" | "g1e1" | "g1e2" | "g1e3" | "g1e4" | "g1e5" | "g1e6" | "g1e7" | "g1e8" | "g1f1" | "g1f2" | "g1f3" | "g1f4" | "g1f5" | "g1f6" | "g1f7" | "g1f8" | "g1g1" | "g1g2" | "g1g3" | "g1g4" | "g1g5" | "g1g6" | "g1g7" | "g1g8" | "g1h1" | "g1h2" | "g1h3" | "g1h4" | "g1h5" | "g1h6" | "g1h7" | "g1h8" | "g2b1" | "g2b2" | "g2b3" | "g2b4" | "g2b5" | "g2b6" | "g2b7" | "g2b8" | "g2a1" | "g2a2" | "g2a3" | "g2a4" | "g2a5" | "g2a6" | "g2a7" | "g2a8" | "g2c1" | "g2c2" | "g2c3" | "g2c4" | "g2c5" | "g2c6" | "g2c7" | "g2c8" | "g2d1" | "g2d2" | "g2d3" | "g2d4" | "g2d5" | "g2d6" | "g2d7" | "g2d8" | "g2e1" | "g2e2" | "g2e3" | "g2e4" | "g2e5" | "g2e6" | "g2e7" | "g2e8" | "g2f1" | "g2f2" | "g2f3" | "g2f4" | "g2f5" | "g2f6" | "g2f7" | "g2f8" | "g2g1" | "g2g2" | "g2g3" | "g2g4" | "g2g5" | "g2g6" | "g2g7" | "g2g8" | "g2h1" | "g2h2" | "g2h3" | "g2h4" | "g2h5" | "g2h6" | "g2h7" | "g2h8" | "g3b1" | "g3b2" | "g3b3" | "g3b4" | "g3b5" | "g3b6" | "g3b7" | "g3b8" | "g3a1" | "g3a2" | "g3a3" | "g3a4" | "g3a5" | "g3a6" | "g3a7" | "g3a8" | "g3c1" | "g3c2" | "g3c3" | "g3c4" | "g3c5" | "g3c6" | "g3c7" | "g3c8" | "g3d1" | "g3d2" | "g3d3" | "g3d4" | "g3d5" | "g3d6" | "g3d7" | "g3d8" | "g3e1" | "g3e2" | "g3e3" | "g3e4" | "g3e5" | "g3e6" | "g3e7" | "g3e8" | "g3f1" | "g3f2" | "g3f3" | "g3f4" | "g3f5" | "g3f6" | "g3f7" | "g3f8" | "g3g1" | "g3g2" | "g3g3" | "g3g4" | "g3g5" | "g3g6" | "g3g7" | "g3g8" | "g3h1" | "g3h2" | "g3h3" | "g3h4" | "g3h5" | "g3h6" | "g3h7" | "g3h8" | "g4b1" | "g4b2" | "g4b3" | "g4b4" | "g4b5" | "g4b6" | "g4b7" | "g4b8" | "g4a1" | "g4a2" | "g4a3" | "g4a4" | "g4a5" | "g4a6" | "g4a7" | "g4a8" | "g4c1" | "g4c2" | "g4c3" | "g4c4" | "g4c5" | "g4c6" | "g4c7" | "g4c8" | "g4d1" | "g4d2" | "g4d3" | "g4d4" | "g4d5" | "g4d6" | "g4d7" | "g4d8" | "g4e1" | "g4e2" | "g4e3" | "g4e4" | "g4e5" | "g4e6" | "g4e7" | "g4e8" | "g4f1" | "g4f2" | "g4f3" | "g4f4" | "g4f5" | "g4f6" | "g4f7" | "g4f8" | "g4g1" | "g4g2" | "g4g3" | "g4g4" | "g4g5" | "g4g6" | "g4g7" | "g4g8" | "g4h1" | "g4h2" | "g4h3" | "g4h4" | "g4h5" | "g4h6" | "g4h7" | "g4h8" | "g5b1" | "g5b2" | "g5b3" | "g5b4" | "g5b5" | "g5b6" | "g5b7" | "g5b8" | "g5a1" | "g5a2" | "g5a3" | "g5a4" | "g5a5" | "g5a6" | "g5a7" | "g5a8" | "g5c1" | "g5c2" | "g5c3" | "g5c4" | "g5c5" | "g5c6" | "g5c7" | "g5c8" | "g5d1" | "g5d2" | "g5d3" | "g5d4" | "g5d5" | "g5d6" | "g5d7" | "g5d8" | "g5e1" | "g5e2" | "g5e3" | "g5e4" | "g5e5" | "g5e6" | "g5e7" | "g5e8" | "g5f1" | "g5f2" | "g5f3" | "g5f4" | "g5f5" | "g5f6" | "g5f7" | "g5f8" | "g5g1" | "g5g2" | "g5g3" | "g5g4" | "g5g5" | "g5g6" | "g5g7" | "g5g8" | "g5h1" | "g5h2" | "g5h3" | "g5h4" | "g5h5" | "g5h6" | "g5h7" | "g5h8" | "g6b1" | "g6b2" | "g6b3" | "g6b4" | "g6b5" | "g6b6" | "g6b7" | "g6b8" | "g6a1" | "g6a2" | "g6a3" | "g6a4" | "g6a5" | "g6a6" | "g6a7" | "g6a8" | "g6c1" | "g6c2" | "g6c3" | "g6c4" | "g6c5" | "g6c6" | "g6c7" | "g6c8" | "g6d1" | "g6d2" | "g6d3" | "g6d4" | "g6d5" | "g6d6" | "g6d7" | "g6d8" | "g6e1" | "g6e2" | "g6e3" | "g6e4" | "g6e5" | "g6e6" | "g6e7" | "g6e8" | "g6f1" | "g6f2" | "g6f3" | "g6f4" | "g6f5" | "g6f6" | "g6f7" | "g6f8" | "g6g1" | "g6g2" | "g6g3" | "g6g4" | "g6g5" | "g6g6" | "g6g7" | "g6g8" | "g6h1" | "g6h2" | "g6h3" | "g6h4" | "g6h5" | "g6h6" | "g6h7" | "g6h8" | "g7b1" | "g7b2" | "g7b3" | "g7b4" | "g7b5" | "g7b6" | "g7b7" | "g7b8" | "g7a1" | "g7a2" | "g7a3" | "g7a4" | "g7a5" | "g7a6" | "g7a7" | "g7a8" | "g7c1" | "g7c2" | "g7c3" | "g7c4" | "g7c5" | "g7c6" | "g7c7" | "g7c8" | "g7d1" | "g7d2" | "g7d3" | "g7d4" | "g7d5" | "g7d6" | "g7d7" | "g7d8" | "g7e1" | "g7e2" | "g7e3" | "g7e4" | "g7e5" | "g7e6" | "g7e7" | "g7e8" | "g7f1" | "g7f2" | "g7f3" | "g7f4" | "g7f5" | "g7f6" | "g7f7" | "g7f8" | "g7g1" | "g7g2" | "g7g3" | "g7g4" | "g7g5" | "g7g6" | "g7g7" | "g7g8" | "g7h1" | "g7h2" | "g7h3" | "g7h4" | "g7h5" | "g7h6" | "g7h7" | "g7h8" | "g8b1" | "g8b2" | "g8b3" | "g8b4" | "g8b5" | "g8b6" | "g8b7" | "g8b8" | "g8a1" | "g8a2" | "g8a3" | "g8a4" | "g8a5" | "g8a6" | "g8a7" | "g8a8" | "g8c1" | "g8c2" | "g8c3" | "g8c4" | "g8c5" | "g8c6" | "g8c7" | "g8c8" | "g8d1" | "g8d2" | "g8d3" | "g8d4" | "g8d5" | "g8d6" | "g8d7" | "g8d8" | "g8e1" | "g8e2" | "g8e3" | "g8e4" | "g8e5" | "g8e6" | "g8e7" | "g8e8" | "g8f1" | "g8f2" | "g8f3" | "g8f4" | "g8f5" | "g8f6" | "g8f7" | "g8f8" | "g8g1" | "g8g2" | "g8g3" | "g8g4" | "g8g5" | "g8g6" | "g8g7" | "g8g8" | "g8h1" | "g8h2" | "g8h3" | "g8h4" | "g8h5" | "g8h6" | "g8h7" | "g8h8" | "h1b1" | "h1b2" | "h1b3" | "h1b4" | "h1b5" | "h1b6" | "h1b7" | "h1b8" | "h1a1" | "h1a2" | "h1a3" | "h1a4" | "h1a5" | "h1a6" | "h1a7" | "h1a8" | "h1c1" | "h1c2" | "h1c3" | "h1c4" | "h1c5" | "h1c6" | "h1c7" | "h1c8" | "h1d1" | "h1d2" | "h1d3" | "h1d4" | "h1d5" | "h1d6" | "h1d7" | "h1d8" | "h1e1" | "h1e2" | "h1e3" | "h1e4" | "h1e5" | "h1e6" | "h1e7" | "h1e8" | "h1f1" | "h1f2" | "h1f3" | "h1f4" | "h1f5" | "h1f6" | "h1f7" | "h1f8" | "h1g1" | "h1g2" | "h1g3" | "h1g4" | "h1g5" | "h1g6" | "h1g7" | "h1g8" | "h1h1" | "h1h2" | "h1h3" | "h1h4" | "h1h5" | "h1h6" | "h1h7" | "h1h8" | "h2b1" | "h2b2" | "h2b3" | "h2b4" | "h2b5" | "h2b6" | "h2b7" | "h2b8" | "h2a1" | "h2a2" | "h2a3" | "h2a4" | "h2a5" | "h2a6" | "h2a7" | "h2a8" | "h2c1" | "h2c2" | "h2c3" | "h2c4" | "h2c5" | "h2c6" | "h2c7" | "h2c8" | "h2d1" | "h2d2" | "h2d3" | "h2d4" | "h2d5" | "h2d6" | "h2d7" | "h2d8" | "h2e1" | "h2e2" | "h2e3" | "h2e4" | "h2e5" | "h2e6" | "h2e7" | "h2e8" | "h2f1" | "h2f2" | "h2f3" | "h2f4" | "h2f5" | "h2f6" | "h2f7" | "h2f8" | "h2g1" | "h2g2" | "h2g3" | "h2g4" | "h2g5" | "h2g6" | "h2g7" | "h2g8" | "h2h1" | "h2h2" | "h2h3" | "h2h4" | "h2h5" | "h2h6" | "h2h7" | "h2h8" | "h3b1" | "h3b2" | "h3b3" | "h3b4" | "h3b5" | "h3b6" | "h3b7" | "h3b8" | "h3a1" | "h3a2" | "h3a3" | "h3a4" | "h3a5" | "h3a6" | "h3a7" | "h3a8" | "h3c1" | "h3c2" | "h3c3" | "h3c4" | "h3c5" | "h3c6" | "h3c7" | "h3c8" | "h3d1" | "h3d2" | "h3d3" | "h3d4" | "h3d5" | "h3d6" | "h3d7" | "h3d8" | "h3e1" | "h3e2" | "h3e3" | "h3e4" | "h3e5" | "h3e6" | "h3e7" | "h3e8" | "h3f1" | "h3f2" | "h3f3" | "h3f4" | "h3f5" | "h3f6" | "h3f7" | "h3f8" | "h3g1" | "h3g2" | "h3g3" | "h3g4" | "h3g5" | "h3g6" | "h3g7" | "h3g8" | "h3h1" | "h3h2" | "h3h3" | "h3h4" | "h3h5" | "h3h6" | "h3h7" | "h3h8" | "h4b1" | "h4b2" | "h4b3" | "h4b4" | "h4b5" | "h4b6" | "h4b7" | "h4b8" | "h4a1" | "h4a2" | "h4a3" | "h4a4" | "h4a5" | "h4a6" | "h4a7" | "h4a8" | "h4c1" | "h4c2" | "h4c3" | "h4c4" | "h4c5" | "h4c6" | "h4c7" | "h4c8" | "h4d1" | "h4d2" | "h4d3" | "h4d4" | "h4d5" | "h4d6" | "h4d7" | "h4d8" | "h4e1" | "h4e2" | "h4e3" | "h4e4" | "h4e5" | "h4e6" | "h4e7" | "h4e8" | "h4f1" | "h4f2" | "h4f3" | "h4f4" | "h4f5" | "h4f6" | "h4f7" | "h4f8" | "h4g1" | "h4g2" | "h4g3" | "h4g4" | "h4g5" | "h4g6" | "h4g7" | "h4g8" | "h4h1" | "h4h2" | "h4h3" | "h4h4" | "h4h5" | "h4h6" | "h4h7" | "h4h8" | "h5b1" | "h5b2" | "h5b3" | "h5b4" | "h5b5" | "h5b6" | "h5b7" | "h5b8" | "h5a1" | "h5a2" | "h5a3" | "h5a4" | "h5a5" | "h5a6" | "h5a7" | "h5a8" | "h5c1" | "h5c2" | "h5c3" | "h5c4" | "h5c5" | "h5c6" | "h5c7" | "h5c8" | "h5d1" | "h5d2" | "h5d3" | "h5d4" | "h5d5" | "h5d6" | "h5d7" | "h5d8" | "h5e1" | "h5e2" | "h5e3" | "h5e4" | "h5e5" | "h5e6" | "h5e7" | "h5e8" | "h5f1" | "h5f2" | "h5f3" | "h5f4" | "h5f5" | "h5f6" | "h5f7" | "h5f8" | "h5g1" | "h5g2" | "h5g3" | "h5g4" | "h5g5" | "h5g6" | "h5g7" | "h5g8" | "h5h1" | "h5h2" | "h5h3" | "h5h4" | "h5h5" | "h5h6" | "h5h7" | "h5h8" | "h6b1" | "h6b2" | "h6b3" | "h6b4" | "h6b5" | "h6b6" | "h6b7" | "h6b8" | "h6a1" | "h6a2" | "h6a3" | "h6a4" | "h6a5" | "h6a6" | "h6a7" | "h6a8" | "h6c1" | "h6c2" | "h6c3" | "h6c4" | "h6c5" | "h6c6" | "h6c7" | "h6c8" | "h6d1" | "h6d2" | "h6d3" | "h6d4" | "h6d5" | "h6d6" | "h6d7" | "h6d8" | "h6e1" | "h6e2" | "h6e3" | "h6e4" | "h6e5" | "h6e6" | "h6e7" | "h6e8" | "h6f1" | "h6f2" | "h6f3" | "h6f4" | "h6f5" | "h6f6" | "h6f7" | "h6f8" | "h6g1" | "h6g2" | "h6g3" | "h6g4" | "h6g5" | "h6g6" | "h6g7" | "h6g8" | "h6h1" | "h6h2" | "h6h3" | "h6h4" | "h6h5" | "h6h6" | "h6h7" | "h6h8" | "h7b1" | "h7b2" | "h7b3" | "h7b4" | "h7b5" | "h7b6" | "h7b7" | "h7b8" | "h7a1" | "h7a2" | "h7a3" | "h7a4" | "h7a5" | "h7a6" | "h7a7" | "h7a8" | "h7c1" | "h7c2" | "h7c3" | "h7c4" | "h7c5" | "h7c6" | "h7c7" | "h7c8" | "h7d1" | "h7d2" | "h7d3" | "h7d4" | "h7d5" | "h7d6" | "h7d7" | "h7d8" | "h7e1" | "h7e2" | "h7e3" | "h7e4" | "h7e5" | "h7e6" | "h7e7" | "h7e8" | "h7f1" | "h7f2" | "h7f3" | "h7f4" | "h7f5" | "h7f6" | "h7f7" | "h7f8" | "h7g1" | "h7g2" | "h7g3" | "h7g4" | "h7g5" | "h7g6" | "h7g7" | "h7g8" | "h7h1" | "h7h2" | "h7h3" | "h7h4" | "h7h5" | "h7h6" | "h7h7" | "h7h8" | "h8b1" | "h8b2" | "h8b3" | "h8b4" | "h8b5" | "h8b6" | "h8b7" | "h8b8" | "h8a1" | "h8a2" | "h8a3" | "h8a4" | "h8a5" | "h8a6" | "h8a7" | "h8a8" | "h8c1" | "h8c2" | "h8c3" | "h8c4" | "h8c5" | "h8c6" | "h8c7" | "h8c8" | "h8d1" | "h8d2" | "h8d3" | "h8d4" | "h8d5" | "h8d6" | "h8d7" | "h8d8" | "h8e1" | "h8e2" | "h8e3" | "h8e4" | "h8e5" | "h8e6" | "h8e7" | "h8e8" | "h8f1" | "h8f2" | "h8f3" | "h8f4" | "h8f5" | "h8f6" | "h8f7" | "h8f8" | "h8g1" | "h8g2" | "h8g3" | "h8g4" | "h8g5" | "h8g6" | "h8g7" | "h8g8" | "h8h1" | "h8h2" | "h8h3" | "h8h4" | "h8h5" | "h8h6" | "h8h7" | "h8h8"
Whether the given value represents a valid SquareCouple or not.