2rqkbnr/pb1pp2p/5p2/1pp3pP/3B2P1/4PN1R/P1nPKP2/RN1Q1B2 b k - 0 12
FEN state: 2rqkbnr/pb1pp2p/5p2/1pp3pP/3B2P1/4PN1R/P1nPKP2/RN1Q1B2 b k - 0 12 ; Best move: c5d4
The current state of the chess board is: Black rook at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at d7, black pawn at e7 and black pawn at h7. Black pawn at f6. Black pawn at b5, black pawn at c5, black pawn at g5 and white pawn at h5. White bishop at d4 and white pawn at g4. White pawn at e3, white knight at f3 and white rook at h3. White pawn at a2, black knight at c2, white pawn at d2, white king at e2 and white pawn at f2. White rook at a1, white knight at b1, white queen at d1 and white bishop at f1. Black kingside is the only castle move available. Half move number is 0. Full move number is 12. Black to move.