1r3k2/pppb1pbr/n6p/2P1p1p1/PN2P2P/5P1R/1P2P1P1/1RB1KBN1 b - - 2 25
FEN state: 1r3k2/pppb1pbr/n6p/2P1p1p1/PN2P2P/5P1R/1P2P1P1/1RB1KBN1 b - - 2 25 ; Best move: a6b4
The current state of the chess board is: Black rook at b8 and black king at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black bishop at d7, black pawn at f7, black bishop at g7 and black rook at h7. Black knight at a6 and black pawn at h6. White pawn at c5, black pawn at e5 and black pawn at g5. White pawn at a4, white knight at b4, white pawn at e4 and white pawn at h4. White pawn at f3 and white rook at h3. White pawn at b2, white pawn at e2 and white pawn at g2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 25. Black to move.