rq3b1r/p1pkp2p/1pbp3n/5Pp1/P4P2/5NP1/1PNP3P/1RBQK2R b - - 2 18
FEN state: rq3b1r/p1pkp2p/1pbp3n/5Pp1/P4P2/5NP1/1PNP3P/1RBQK2R b - - 2 18 ; Best move: g5g4
The current state of the chess board is: Black rook at a8, black queen at b8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black king at d7, black pawn at e7 and black pawn at h7. Black pawn at b6, black bishop at c6, black pawn at d6 and black knight at h6. White pawn at f5 and black pawn at g5. White pawn at a4 and white pawn at f4. White knight at f3 and white pawn at g3. White pawn at b2, white knight at c2, white pawn at d2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. Black to move.