r1bq3r/3pb3/B2k3n/1np1p1N1/p4P1p/7P/2PPK1PR/RNB2Q2 w - - 1 25
FEN state: r1bq3r/3pb3/B2k3n/1np1p1N1/p4P1p/7P/2PPK1PR/RNB2Q2 w - - 1 25 ; Best move: a6b5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at d7 and black bishop at e7. White bishop at a6, black king at d6 and black knight at h6. Black knight at b5, black pawn at c5, black pawn at e5 and white knight at g5. Black pawn at a4, white pawn at f4 and black pawn at h4. White pawn at h3. White pawn at c2, white pawn at d2, white king at e2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white queen at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 25. White to move.