rn1q2nr/1pp1k1b1/5p2/p1Pp1bpp/P2Pp1P1/7P/1PQBPP2/RN2KBNR w K - 9 16
FEN state: rn1q2nr/1pp1k1b1/5p2/p1Pp1bpp/P2Pp1P1/7P/1PQBPP2/RN2KBNR w K - 9 16 ; Best move: g4f5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black king at e7 and black bishop at g7. Black pawn at f6. Black pawn at a5, white pawn at c5, black pawn at d5, black bishop at f5, black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at d4, black pawn at e4 and white pawn at g4. White pawn at h3. White pawn at b2, white queen at c2, white bishop at d2, white pawn at e2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 9. Full move number is 16. White to move.