rnb1kbn1/3p2p1/p7/P1q2p2/1PpQpBP1/5P1r/R3PK1P/1N3BNR b q - 1 22
FEN state: rnb1kbn1/3p2p1/p7/P1q2p2/1PpQpBP1/5P1r/R3PK1P/1N3BNR b q - 1 22 ; Best move: c5d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at d7 and black pawn at g7. Black pawn at a6. White pawn at a5, black queen at c5 and black pawn at f5. White pawn at b4, black pawn at c4, white queen at d4, black pawn at e4, white bishop at f4 and white pawn at g4. White pawn at f3 and black rook at h3. White rook at a2, white pawn at e2, white king at f2 and white pawn at h2. White knight at b1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 22. Black to move.