rn1k1bnr/1bppqQp1/p4p2/1p2p2p/8/P1P1PPPP/1P1PN3/RNB1KB1R w KQ - 4 10
FEN state: rn1k1bnr/1bppqQp1/p4p2/1p2p2p/8/P1P1PPPP/1P1PN3/RNB1KB1R w KQ - 4 10 ; Best move: f7e7
The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at c7, black pawn at d7, black queen at e7, white queen at f7 and black pawn at g7. Black pawn at a6 and black pawn at f6. Black pawn at b5, black pawn at e5 and black pawn at h5. White pawn at a3, white pawn at c3, white pawn at e3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at d2 and white knight at e2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 4. Full move number is 10. White to move.