1rb2bkr/1p1np2p/6q1/p1pp1PN1/nPP3P1/5P1P/3P1K2/RNBQ1B1R b - - 0 18
FEN state: 1rb2bkr/1p1np2p/6q1/p1pp1PN1/nPP3P1/5P1P/3P1K2/RNBQ1B1R b - - 0 18 ; Best move: g6g5
The current state of the chess board is: Black rook at b8, black bishop at c8, black bishop at f8, black king at g8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at e7 and black pawn at h7. Black queen at g6. Black pawn at a5, black pawn at c5, black pawn at d5, white pawn at f5 and white knight at g5. Black knight at a4, white pawn at b4, white pawn at c4 and white pawn at g4. White pawn at f3 and white pawn at h3. White pawn at d2 and white king at f2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.