1r2kbnr/1pq1ppp1/2n5/p1pp1b2/2P1P1Pp/1Q1P3N/PP3P1P/RNB1KB1R w KQk - 0 10
FEN state: 1r2kbnr/1pq1ppp1/2n5/p1pp1b2/2P1P1Pp/1Q1P3N/PP3P1P/RNB1KB1R w KQk - 0 10 ; Best move: g4f5
The current state of the chess board is: Black rook at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black queen at c7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at c6. Black pawn at a5, black pawn at c5, black pawn at d5 and black bishop at f5. White pawn at c4, white pawn at e4, white pawn at g4 and black pawn at h4. White queen at b3, white pawn at d3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, 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 0. Full move number is 10. White to move.