2bNkbnr/r1pp4/p3p2p/5p2/Ppn2P2/BP2P1P1/2PP3P/RN1QKB1R b KQk - 0 13
FEN state: 2bNkbnr/r1pp4/p3p2p/5p2/Ppn2P2/BP2P1P1/2PP3P/RN1QKB1R b KQk - 0 13 ; Best move: c4a3
The current state of the chess board is: Black bishop at c8, white knight at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7 and black pawn at d7. Black pawn at a6, black pawn at e6 and black pawn at h6. Black pawn at f5. White pawn at a4, black pawn at b4, black knight at c4 and white pawn at f4. White bishop at a3, white pawn at b3, white pawn at e3 and white pawn at g3. White pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 13. Black to move.