rnb1kbr1/1ppqp2p/3p4/p4pp1/1PPP2P1/N4PP1/P3P3/R1BQKBNR b q - 0 14
FEN state: rnb1kbr1/1ppqp2p/3p4/p4pp1/1PPP2P1/N4PP1/P3P3/R1BQKBNR b q - 0 14 ; Best move: a5b4
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 rook at g8. Black pawn at b7, black pawn at c7, black queen at d7, black pawn at e7 and black pawn at h7. Black pawn at d6. Black pawn at a5, black pawn at f5 and black pawn at g5. White pawn at b4, white pawn at c4, white pawn at d4 and white pawn at g4. White knight at a3, white pawn at f3 and white pawn at g3. White pawn at a2 and white pawn at e2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, 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 0. Full move number is 14. Black to move.