rnb1k2r/1p2bppp/3pB2n/p1p3q1/4P1Q1/P5PN/1PPP1P1P/RNB1K1R1 b Qkq - 1 10
FEN state: rnb1k2r/1p2bppp/3pB2n/p1p3q1/4P1Q1/P5PN/1PPP1P1P/RNB1K1R1 b Qkq - 1 10 ; Best move: g5g4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black bishop at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at d6, white bishop at e6 and black knight at h6. Black pawn at a5, black pawn at c5 and black queen at g5. White pawn at e4 and white queen at g4. White pawn at a3, white pawn at g3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2, 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 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. Black to move.