rn2kbnr/pb1pp3/2p4p/1p3p2/3qN1p1/PP1P4/2PKPPPP/1RB1QBNR b kq - 1 10
FEN state: rn2kbnr/pb1pp3/2p4p/1p3p2/3qN1p1/PP1P4/2PKPPPP/1RB1QBNR b kq - 1 10 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at d7 and black pawn at e7. Black pawn at c6 and black pawn at h6. Black pawn at b5 and black pawn at f5. Black queen at d4, white knight at e4 and black pawn at g4. White pawn at a3, white pawn at b3 and white pawn at d3. White pawn at c2, white king at d2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at e1, 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 1. Full move number is 10. Black to move.