r3kb1r/pp3p2/4bnpB/1q1pp2P/1Q1PP3/Nnp2P2/PPP3P1/R3K2R b KQkq - 0 22
FEN state: r3kb1r/pp3p2/4bnpB/1q1pp2P/1Q1PP3/Nnp2P2/PPP3P1/R3K2R b KQkq - 0 22 ; Best move: b5b4
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7 and black pawn at f7. Black bishop at e6, black knight at f6, black pawn at g6 and white bishop at h6. Black queen at b5, black pawn at d5, black pawn at e5 and white pawn at h5. White queen at b4, white pawn at d4 and white pawn at e4. White knight at a3, black knight at b3, black pawn at c3 and white pawn at f3. White pawn at a2, white pawn at b2, white pawn at c2 and white pawn at g2. White rook at a1, white king at e1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 22. Black to move.