r1b1k1nr/ppp2ppp/3bp3/n2p2q1/5P1P/1P3K2/1BPPP1P1/RN1Q1BNR b kq - 6 10
FEN state: r1b1k1nr/ppp2ppp/3bp3/n2p2q1/5P1P/1P3K2/1BPPP1P1/RN1Q1BNR b kq - 6 10 ; Best move: g5f4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black bishop at d6 and black pawn at e6. Black knight at a5, black pawn at d5 and black queen at g5. White pawn at f4 and white pawn at h4. White pawn at b3 and white king at f3. White bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at g2. White rook at a1, white knight at b1, 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 6. Full move number is 10. Black to move.