r1b2k1r/1pp2q1p/np3ppb/1RPp2B1/3Pp3/N6N/P3PPP1/2QK1n1R b - - 0 17
FEN state: r1b2k1r/1pp2q1p/np3ppb/1RPp2B1/3Pp3/N6N/P3PPP1/2QK1n1R b - - 0 17 ; Best move: f6g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black queen at f7 and black pawn at h7. Black knight at a6, black pawn at b6, black pawn at f6, black pawn at g6 and black bishop at h6. White rook at b5, white pawn at c5, black pawn at d5 and white bishop at g5. White pawn at d4 and black pawn at e4. White knight at a3 and white knight at h3. White pawn at a2, white pawn at e2, white pawn at f2 and white pawn at g2. White queen at c1, white king at d1, black knight at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. Black to move.