r2qk1nr/p1pp3p/b1nb1p2/1p2p1p1/1PB1P2P/5N2/PBPPKPP1/RNQ4R w kq - 6 10
FEN state: r2qk1nr/p1pp3p/b1nb1p2/1p2p1p1/1PB1P2P/5N2/PBPPKPP1/RNQ4R w kq - 6 10 ; Best move: c4g8
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, 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 h7. Black bishop at a6, black knight at c6, black bishop at d6 and black pawn at f6. Black pawn at b5, black pawn at e5 and black pawn at g5. White pawn at b4, white bishop at c4, white pawn at e4 and white pawn at h4. White knight at f3. White pawn at a2, white bishop at b2, white pawn at c2, 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 queen at c1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 6. Full move number is 10. White to move.