r1bqk1nr/p2p1pbp/2n5/2p5/1Q3p2/3pPpP1/PP3K1P/RNBB3R b kq - 1 15
FEN state: r1bqk1nr/p2p1pbp/2n5/2p5/1Q3p2/3pPpP1/PP3K1P/RNBB3R b kq - 1 15 ; Best move: c5b4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at f7, black bishop at g7 and black pawn at h7. Black knight at c6. Black pawn at c5. White queen at b4 and black pawn at f4. Black pawn at d3, white pawn at e3, black pawn at f3 and white pawn at g3. White pawn at a2, white pawn at b2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white bishop at d1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 15. Black to move.