1rb2B1r/2pk2pp/2n1p2n/pp1P1p2/5P1q/P2PP3/PQ5R/RN1K1BN1 w - - 0 20
FEN state: 1rb2B1r/2pk2pp/2n1p2n/pp1P1p2/5P1q/P2PP3/PQ5R/RN1K1BN1 w - - 0 20 ; Best move: d5c6
The current state of the chess board is: Black rook at b8, black bishop at c8, white bishop at f8 and black rook at h8. Black pawn at c7, black king at d7, black pawn at g7 and black pawn at h7. Black knight at c6, black pawn at e6 and black knight at h6. Black pawn at a5, black pawn at b5, white pawn at d5 and black pawn at f5. White pawn at f4 and black queen at h4. White pawn at a3, white pawn at d3 and white pawn at e3. White pawn at a2, white queen at b2 and white rook at h2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.