2b1k2r/2pq3p/2p4n/3pBp2/rPP1P3/3P1K2/3bQ1PP/R4B1R b - - 0 23
FEN state: 2b1k2r/2pq3p/2p4n/3pBp2/rPP1P3/3P1K2/3bQ1PP/R4B1R b - - 0 23 ; Best move: f5e4
The current state of the chess board is: Black bishop at c8, black king at e8 and black rook at h8. Black pawn at c7, black queen at d7 and black pawn at h7. Black pawn at c6 and black knight at h6. Black pawn at d5, white bishop at e5 and black pawn at f5. Black rook at a4, white pawn at b4, white pawn at c4 and white pawn at e4. White pawn at d3 and white king at f3. Black bishop at d2, white queen at e2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move.