rnb1k2r/1ppp1pp1/5n2/p2Pp2p/P3Pq2/b6P/1PP2PPR/RNNQKB2 b Qq - 4 12
FEN state: rnb1k2r/1ppp1pp1/5n2/p2Pp2p/P3Pq2/b6P/1PP2PPR/RNNQKB2 b Qq - 4 12 ; Best move: a3b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at g7. Black knight at f6. Black pawn at a5, white pawn at d5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at e4 and black queen at f4. Black bishop at a3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white knight at c1, white queen at d1, white king at e1 and white bishop at f1. White queenside and black queenside castles are available. Half move number is 4. Full move number is 12. Black to move.