rn2kb1r/pp2pp2/3pq3/2pn2pp/P1P5/5PPb/1P1PP2P/RNBQKBNR w Kkq - 3 10
FEN state: rn2kb1r/pp2pp2/3pq3/2pn2pp/P1P5/5PPb/1P1PP2P/RNBQKBNR w Kkq - 3 10 ; Best move: c4d5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at e7 and black pawn at f7. Black pawn at d6 and black queen at e6. Black pawn at c5, black knight at d5, black pawn at g5 and black pawn at h5. White pawn at a4 and white pawn at c4. White pawn at f3, white pawn at g3 and black bishop at h3. White pawn at b2, white pawn at d2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 3. Full move number is 10. White to move.