1r2k1nr/pb1p2pp/npB3q1/2p2pb1/2P1p3/1P4P1/P2PPPKP/RNBQ2NR w k - 8 15
FEN state: 1r2k1nr/pb1p2pp/npB3q1/2p2pb1/2P1p3/1P4P1/P2PPPKP/RNBQ2NR w k - 8 15 ; Best move: c6b7
The current state of the chess board is: Black rook at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at d7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at b6, white bishop at c6 and black queen at g6. Black pawn at c5, black pawn at f5 and black bishop at g5. White pawn at c4 and black pawn at e4. White pawn at b3 and white pawn at g3. White pawn at a2, white pawn at d2, white pawn at e2, white pawn at f2, white king at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 8. Full move number is 15. White to move.