1nb1k3/r1q1nppr/1pp5/Q1b1p2p/1P1p3P/P2PPP2/4K1P1/RNB2BNR b - - 0 17
FEN state: 1nb1k3/r1q1nppr/1pp5/Q1b1p2p/1P1p3P/P2PPP2/4K1P1/RNB2BNR b - - 0 17 ; Best move: a7a5
The current state of the chess board is: Black knight at b8, black bishop at c8 and black king at e8. Black rook at a7, black queen at c7, black knight at e7, black pawn at f7, black pawn at g7 and black rook at h7. Black pawn at b6 and black pawn at c6. White queen at a5, black bishop at c5, black pawn at e5 and black pawn at h5. White pawn at b4, black pawn at d4 and white pawn at h4. White pawn at a3, white pawn at d3, white pawn at e3 and white pawn at f3. White king at e2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. Black to move.