3k1b1r/1b2n1p1/rpnN4/p1qppP1B/1p5p/7R/P1PPPP1P/R1BQK3 b Q - 7 20
FEN state: 3k1b1r/1b2n1p1/rpnN4/p1qppP1B/1p5p/7R/P1PPPP1P/R1BQK3 b Q - 7 20 ; Best move: c5d6
The current state of the chess board is: Black king at d8, black bishop at f8 and black rook at h8. Black bishop at b7, black knight at e7 and black pawn at g7. Black rook at a6, black pawn at b6, black knight at c6 and white knight at d6. Black pawn at a5, black queen at c5, black pawn at d5, black pawn at e5, white pawn at f5 and white bishop at h5. Black pawn at b4 and black pawn at h4. White rook at h3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1 and white king at e1. White queenside is the only castle move available. Half move number is 7. Full move number is 20. Black to move.