3k1bnr/1rpbpp2/4np1p/Pp6/P1p3Q1/3P3P/1B1P2PR/RN1K1BN1 w - - 0 18
FEN state: 3k1bnr/1rpbpp2/4np1p/Pp6/P1p3Q1/3P3P/1B1P2PR/RN1K1BN1 w - - 0 18 ; Best move: g4f3
The current state of the chess board is: Black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at b7, black pawn at c7, black bishop at d7, black pawn at e7 and black pawn at f7. Black knight at e6, black pawn at f6 and black pawn at h6. White pawn at a5 and black pawn at b5. White pawn at a4, black pawn at c4 and white queen at g4. White pawn at d3 and white pawn at h3. White bishop at b2, white pawn at d2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.