r1bq1b1r/p1pnkp1p/3pp3/1pP2npB/4P3/7P/PP1PKPP1/RNBQ2NR w - - 3 9
FEN state: r1bq1b1r/p1pnkp1p/3pp3/1pP2npB/4P3/7P/PP1PKPP1/RNBQ2NR w - - 3 9 ; Best move: e4f5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black knight at d7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at d6 and black pawn at e6. Black pawn at b5, white pawn at c5, black knight at f5, black pawn at g5 and white bishop at h5. White pawn at e4. White pawn at h3. White pawn at a2, white pawn at b2, white pawn at d2, white king at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 9. White to move.