r1b3r1/p1ppBkpp/n6n/qpbP4/PP2pp2/1Q3PP1/2P1P2P/R2NKBNR b KQ - 2 17
FEN state: r1b3r1/p1ppBkpp/n6n/qpbP4/PP2pp2/1Q3PP1/2P1P2P/R2NKBNR b KQ - 2 17 ; Best move: a5b4
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at g8. Black pawn at a7, black pawn at c7, black pawn at d7, white bishop at e7, black king at f7, black pawn at g7 and black pawn at h7. Black knight at a6 and black knight at h6. Black queen at a5, black pawn at b5, black bishop at c5 and white pawn at d5. White pawn at a4, white pawn at b4, black pawn at e4 and black pawn at f4. White queen at b3, white pawn at f3 and white pawn at g3. White pawn at c2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at d1, white king at e1, white bishop at f1, white knight at g1 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.