1r1qk1nr/pbpp1p1p/3b4/1p2p1N1/4P1P1/PQN5/3P1P1P/R1B1KB1R w KQk - 1 10
FEN state: 1r1qk1nr/pbpp1p1p/3b4/1p2p1N1/4P1P1/PQN5/3P1P1P/R1B1KB1R w KQk - 1 10 ; Best move: b3f7
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black bishop at d6. Black pawn at b5, black pawn at e5 and white knight at g5. White pawn at e4 and white pawn at g4. White pawn at a3, white queen at b3 and white knight at c3. White pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 1. Full move number is 10. White to move.