r1bq1bnr/ppp1k1pp/n4p2/P2pp3/2P4P/R2BPP2/1P1P2P1/1NBQK1NR w K - 5 9
FEN state: r1bq1bnr/ppp1k1pp/n4p2/P2pp3/2P4P/R2BPP2/1P1P2P1/1NBQK1NR w K - 5 9 ; Best move: c4d5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black king at e7, black pawn at g7 and black pawn at h7. Black knight at a6 and black pawn at f6. White pawn at a5, black pawn at d5 and black pawn at e5. White pawn at c4 and white pawn at h4. White rook at a3, white bishop at d3, white pawn at e3 and white pawn at f3. White pawn at b2, white pawn at d2 and white pawn at g2. White knight at b1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 5. Full move number is 9. White to move.