rn1qk3/pppb1p1p/4p1rn/3p2p1/3P4/b1N1PP2/2P2KPP/1RB1QBNR b q - 1 13
FEN state: rn1qk3/pppb1p1p/4p1rn/3p2p1/3P4/b1N1PP2/2P2KPP/1RB1QBNR b q - 1 13 ; Best move: a3c1
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black king at e8. Black pawn at a7, black pawn at b7, black pawn at c7, black bishop at d7, black pawn at f7 and black pawn at h7. Black pawn at e6, black rook at g6 and black knight at h6. Black pawn at d5 and black pawn at g5. White pawn at d4. Black bishop at a3, white knight at c3, white pawn at e3 and white pawn at f3. White pawn at c2, white king at f2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at c1, white queen 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 1. Full move number is 13. Black to move.