1r2k3/ppr4p/n4p1n/1N1pPb2/2p1P1Pp/2PP4/1P4R1/R1BK1BQ1 b - - 4 25
FEN state: 1r2k3/ppr4p/n4p1n/1N1pPb2/2p1P1Pp/2PP4/1P4R1/R1BK1BQ1 b - - 4 25 ; Best move: f5e4
The current state of the chess board is: Black rook at b8 and black king at e8. Black pawn at a7, black pawn at b7, black rook at c7 and black pawn at h7. Black knight at a6, black pawn at f6 and black knight at h6. White knight at b5, black pawn at d5, white pawn at e5 and black bishop at f5. Black pawn at c4, white pawn at e4, white pawn at g4 and black pawn at h4. White pawn at c3 and white pawn at d3. White pawn at b2 and white rook at g2. White rook at a1, white bishop at c1, white king at d1, white bishop at f1 and white queen at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 25. Black to move.