r3qrkb/p1Qp1p2/np2pnP1/1b5p/1P2P3/2PP1P1N/PB4P1/R2NKB1R b KQ - 2 17
FEN state: r3qrkb/p1Qp1p2/np2pnP1/1b5p/1P2P3/2PP1P1N/PB4P1/R2NKB1R b KQ - 2 17 ; Best move: a6c7
The current state of the chess board is: Black rook at a8, black queen at e8, black rook at f8, black king at g8 and black bishop at h8. Black pawn at a7, white queen at c7, black pawn at d7 and black pawn at f7. Black knight at a6, black pawn at b6, black pawn at e6, black knight at f6 and white pawn at g6. Black bishop at b5 and black pawn at h5. White pawn at b4 and white pawn at e4. White pawn at c3, white pawn at d3, white pawn at f3 and white knight at h3. White pawn at a2, white bishop at b2 and white pawn at g2. White rook at a1, white knight 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 2. Full move number is 17. Black to move.