rnbq3r/ppp2pkp/5n1b/3pP1p1/P1P2BP1/1P3P1P/4P3/RN1QKBNR b KQ - 0 10
FEN state: rnbq3r/ppp2pkp/5n1b/3pP1p1/P1P2BP1/1P3P1P/4P3/RN1QKBNR b KQ - 0 10 ; Best move: g5f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at f7, black king at g7 and black pawn at h7. Black knight at f6 and black bishop at h6. Black pawn at d5, white pawn at e5 and black pawn at g5. White pawn at a4, white pawn at c4, white bishop at f4 and white pawn at g4. White pawn at b3, white pawn at f3 and white pawn at h3. White pawn at e2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 10. Black to move.