r2qkb1r/4p1p1/n4n1p/1pp2p2/PpPP1P2/7P/3RPQ1R/1NB1KB2 b kq - 2 22
FEN state: r2qkb1r/4p1p1/n4n1p/1pp2p2/PpPP1P2/7P/3RPQ1R/1NB1KB2 b kq - 2 22 ; Best move: b5a4
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at e7 and black pawn at g7. Black knight at a6, black knight at f6 and black pawn at h6. Black pawn at b5, black pawn at c5 and black pawn at f5. White pawn at a4, black pawn at b4, white pawn at c4, white pawn at d4 and white pawn at f4. White pawn at h3. White rook at d2, white pawn at e2, white queen at f2 and white rook at h2. White knight at b1, white bishop at c1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 22. Black to move.