r1bk1b1r/ppqp1p1p/2p1pn2/1N4p1/1n3PP1/5N2/P1PPP2P/R1BQKB1R b KQ - 1 10
FEN state: r1bk1b1r/ppqp1p1p/2p1pn2/1N4p1/1n3PP1/5N2/P1PPP2P/R1BQKB1R b KQ - 1 10 ; Best move: c6b5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black queen at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at e6 and black knight at f6. White knight at b5 and black pawn at g5. Black knight at b4, white pawn at f4 and white pawn at g4. White knight at f3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 10. Black to move.