rnbqk1nr/1ppp4/8/p1b2ppp/PP1pPP2/R1P2K2/6PP/1NBQ1BNR b kq - 1 10
FEN state: rnbqk1nr/1ppp4/8/p1b2ppp/PP1pPP2/R1P2K2/6PP/1NBQ1BNR b kq - 1 10 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at d7. Black pawn at a5, black bishop at c5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at b4, black pawn at d4, white pawn at e4 and white pawn at f4. White rook at a3, white pawn at c3 and white king at f3. White pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. Black to move.