1r2kn1r/pp1b4/1npb1q1p/1P3p2/P2ppPP1/Q4B1N/1BPPP2P/R4KR1 w k - 7 25
FEN state: 1r2kn1r/pp1b4/1npb1q1p/1P3p2/P2ppPP1/Q4B1N/1BPPP2P/R4KR1 w k - 7 25 ; Best move: a3b3
The current state of the chess board is: Black rook at b8, black king at e8, black knight at f8 and black rook at h8. Black pawn at a7, black pawn at b7 and black bishop at d7. Black knight at b6, black pawn at c6, black bishop at d6, black queen at f6 and black pawn at h6. White pawn at b5 and black pawn at f5. White pawn at a4, black pawn at d4, black pawn at e4, white pawn at f4 and white pawn at g4. White queen at a3, white bishop at f3 and white knight at h3. White bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at h2. White rook at a1, white king at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 7. Full move number is 25. White to move.