1rb1kb1r/p1pp2p1/2n1pp1p/5P2/1qp2P2/N1P5/PP1PN1PP/R1BK1B1R b k - 0 12
FEN state: 1rb1kb1r/p1pp2p1/2n1pp1p/5P2/1qp2P2/N1P5/PP1PN1PP/R1BK1B1R b k - 0 12 ; Best move: b4a5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at g7. Black knight at c6, black pawn at e6, black pawn at f6 and black pawn at h6. White pawn at f5. Black queen at b4, black pawn at c4 and white pawn at f4. White knight at a3 and white pawn at c3. White pawn at a2, white pawn at b2, white pawn at d2, white knight at e2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at d1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 12. Black to move.