r2qk1r1/p1ppbppp/4p2n/n2B4/1p4P1/PQP5/RP1PKP1P/1NB3NR b q - 3 11
FEN state: r2qk1r1/p1ppbppp/4p2n/n2B4/1p4P1/PQP5/RP1PKP1P/1NB3NR b q - 3 11 ; Best move: a5b3
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at c7, black pawn at d7, black bishop at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at e6 and black knight at h6. Black knight at a5 and white bishop at d5. Black pawn at b4 and white pawn at g4. White pawn at a3, white queen at b3 and white pawn at c3. White rook at a2, white pawn at b2, white pawn at d2, white king at e2, white pawn at f2 and white pawn at h2. White knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 3. Full move number is 11. Black to move.