r1bq1knr/p1pp1p2/1pn1p2p/4bPp1/3P1B2/P7/1PP1PNPP/RN1QKBR1 w Q - 0 9
FEN state: r1bq1knr/p1pp1p2/1pn1p2p/4bPp1/3P1B2/P7/1PP1PNPP/RN1QKBR1 w Q - 0 9 ; Best move: f4e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at f7. Black pawn at b6, black knight at c6, black pawn at e6 and black pawn at h6. Black bishop at e5, white pawn at f5 and black pawn at g5. White pawn at d4 and white bishop at f4. White pawn at a3. White pawn at b2, white pawn at c2, white pawn at e2, white knight at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 9. White to move.