r1bq1k1r/p3n2p/4p1p1/1ppp4/PPP2PnP/5P2/6P1/1RBQKBNR w - - 0 18
FEN state: r1bq1k1r/p3n2p/4p1p1/1ppp4/PPP2PnP/5P2/6P1/1RBQKBNR w - - 0 18 ; Best move: f3g4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at f8 and black rook at h8. Black pawn at a7, black knight at e7 and black pawn at h7. Black pawn at e6 and black pawn at g6. Black pawn at b5, black pawn at c5 and black pawn at d5. White pawn at a4, white pawn at b4, white pawn at c4, white pawn at f4, black knight at g4 and white pawn at h4. White pawn at f3. White pawn at g2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.