rn1q3r/2pp1n2/b3p3/1Nb2p1p/pP1P3P/P2BPPk1/2PQ2P1/R3K1NR b - - 6 17
FEN state: rn1q3r/2pp1n2/b3p3/1Nb2p1p/pP1P3P/P2BPPk1/2PQ2P1/R3K1NR b - - 6 17 ; Best move: a6b5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black rook at h8. Black pawn at c7, black pawn at d7 and black knight at f7. Black bishop at a6 and black pawn at e6. White knight at b5, black bishop at c5, black pawn at f5 and black pawn at h5. Black pawn at a4, white pawn at b4, white pawn at d4 and white pawn at h4. White pawn at a3, white bishop at d3, white pawn at e3, white pawn at f3 and black king at g3. White pawn at c2, white queen at d2 and white pawn at g2. White rook at a1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 6. Full move number is 17. Black to move.