r2qk1nr/2pbp3/p2P1pp1/QP4bp/P2P1PP1/3R4/1P2K2P/1NB2BNR w - - 1 18
FEN state: r2qk1nr/2pbp3/p2P1pp1/QP4bp/P2P1PP1/3R4/1P2K2P/1NB2BNR w - - 1 18 ; Best move: f4g5
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at c7, black bishop at d7 and black pawn at e7. Black pawn at a6, white pawn at d6, black pawn at f6 and black pawn at g6. White queen at a5, white pawn at b5, black bishop at g5 and black pawn at h5. White pawn at a4, white pawn at d4, white pawn at f4 and white pawn at g4. White rook at d3. White pawn at b2, white king at e2 and white pawn at h2. 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 1. Full move number is 18. White to move.