rn1k1bnr/1pp3pp/p2ppp2/4q3/4PP2/P4BP1/1PPPN2P/R1BQK1NR b KQ - 1 10
FEN state: rn1k1bnr/1pp3pp/p2ppp2/4q3/4PP2/P4BP1/1PPPN2P/R1BQK1NR b KQ - 1 10 ; Best move: e5b5
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 pawn at b7, black pawn at c7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at d6, black pawn at e6 and black pawn at f6. Black queen at e5. White pawn at e4 and white pawn at f4. White pawn at a3, white bishop at f3 and white pawn at g3. White pawn at b2, white pawn at c2, white pawn at d2, white knight at e2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 10. Black to move.