r3kbnr/p1pp2pp/b2p4/4npq1/1p3BPP/3P1P2/PPP1PK2/R2Q1BNR b kq - 3 10
FEN state: r3kbnr/p1pp2pp/b2p4/4npq1/1p3BPP/3P1P2/PPP1PK2/R2Q1BNR b kq - 3 10 ; Best move: g5f4
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at g7 and black pawn at h7. Black bishop at a6 and black pawn at d6. Black knight at e5, black pawn at f5 and black queen at g5. Black pawn at b4, white bishop at f4, white pawn at g4 and white pawn at h4. White pawn at d3 and white pawn at f3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at e2 and white king at f2. White rook at a1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 10. Black to move.