rnb1kbnr/p1p1p3/qp3pp1/3p2Np/2P1P3/NQ3P2/1P1P2PP/R1B1KBR1 b Qkq - 0 10
FEN state: rnb1kbnr/p1p1p3/qp3pp1/3p2Np/2P1P3/NQ3P2/1P1P2PP/R1B1KBR1 b Qkq - 0 10 ; Best move: a6b7
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7 and black pawn at e7. Black queen at a6, black pawn at b6, black pawn at f6 and black pawn at g6. Black pawn at d5, white knight at g5 and black pawn at h5. White pawn at c4 and white pawn at e4. White knight at a3, white queen at b3 and white pawn at f3. White pawn at b2, white pawn at d2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.