2b1k2r/1p1p1pp1/1r2pnB1/p1bqP2p/2P4P/1P3PP1/P2P2Q1/R1B1K1NR w KQk - 2 18
FEN state: 2b1k2r/1p1p1pp1/1r2pnB1/p1bqP2p/2P4P/1P3PP1/P2P2Q1/R1B1K1NR w KQk - 2 18 ; Best move: c4d5
The current state of the chess board is: Black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at f7 and black pawn at g7. Black rook at b6, black pawn at e6, black knight at f6 and white bishop at g6. Black pawn at a5, black bishop at c5, black queen at d5, white pawn at e5 and black pawn at h5. White pawn at c4 and white pawn at h4. White pawn at b3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at d2 and white queen at g2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 2. Full move number is 18. White to move.