1nb1k2r/5nbN/3p1p2/1pp5/r7/1pP5/RQ1P2PP/1NB1K2R w k - 0 25
FEN state: 1nb1k2r/5nbN/3p1p2/1pp5/r7/1pP5/RQ1P2PP/1NB1K2R w k - 0 25 ; Best move: b2b3
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black knight at f7, black bishop at g7 and white knight at h7. Black pawn at d6 and black pawn at f6. Black pawn at b5 and black pawn at c5. Black rook at a4. Black pawn at b3 and white pawn at c3. White rook at a2, white queen at b2, white pawn at d2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white king at e1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 25. White to move.