r3k3/p1bp1q2/4p1np/Q1p5/1p2Pp1P/NPBP1P2/P1P4R/1R2KBN1 b q - 2 22
FEN state: r3k3/p1bp1q2/4p1np/Q1p5/1p2Pp1P/NPBP1P2/P1P4R/1R2KBN1 b q - 2 22 ; Best move: c7a5
The current state of the chess board is: Black rook at a8 and black king at e8. Black pawn at a7, black bishop at c7, black pawn at d7 and black queen at f7. Black pawn at e6, black knight at g6 and black pawn at h6. White queen at a5 and black pawn at c5. Black pawn at b4, white pawn at e4, black pawn at f4 and white pawn at h4. White knight at a3, white pawn at b3, white bishop at c3, white pawn at d3 and white pawn at f3. White pawn at a2, white pawn at c2 and white rook at h2. White rook at b1, white king at e1, white bishop at f1 and white knight at g1. Black queenside is the only castle move available. Half move number is 2. Full move number is 22. Black to move.