r1b1kb1r/ppq2p2/Qn2p3/N1p3pp/3p4/NP2P1nP/P1PP2P1/R1B1KBR1 b Qkq - 1 13
FEN state: r1b1kb1r/ppq2p2/Qn2p3/N1p3pp/3p4/NP2P1nP/P1PP2P1/R1B1KBR1 b Qkq - 1 13 ; Best move: b7a6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black queen at c7 and black pawn at f7. White queen at a6, black knight at b6 and black pawn at e6. White knight at a5, black pawn at c5, black pawn at g5 and black pawn at h5. Black pawn at d4. White knight at a3, white pawn at b3, white pawn at e3, black knight at g3 and white pawn at h3. White pawn at a2, white pawn at c2, white pawn at d2 and white pawn at g2. 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 1. Full move number is 13. Black to move.