rn2kb1r/2Q2p2/q1pp1n1p/pN2p1p1/5Bb1/2PP4/PP2PPPP/1K1R1BNR b kq - 1 13
FEN state: rn2kb1r/2Q2p2/q1pp1n1p/pN2p1p1/5Bb1/2PP4/PP2PPPP/1K1R1BNR b kq - 1 13 ; Best move: c6b5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. White queen at c7 and black pawn at f7. Black queen at a6, black pawn at c6, black pawn at d6, black knight at f6 and black pawn at h6. Black pawn at a5, white knight at b5, black pawn at e5 and black pawn at g5. White bishop at f4 and black bishop at g4. White pawn at c3 and white pawn at d3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White king at b1, white rook 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 1. Full move number is 13. Black to move.