rn4nr/1p2kp1p/2pp2p1/p3p2B/4b3/bPP1P2P/P2P2PR/RNBQK1N1 b Q - 2 13
FEN state: rn4nr/1p2kp1p/2pp2p1/p3p2B/4b3/bPP1P2P/P2P2PR/RNBQK1N1 b Q - 2 13 ; Best move: a3c1
The current state of the chess board is: Black rook at a8, black knight at b8, black knight at g8 and black rook at h8. Black pawn at b7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at d6 and black pawn at g6. Black pawn at a5, black pawn at e5 and white bishop at h5. Black bishop at e4. Black bishop at a3, white pawn at b3, white pawn at c3, white pawn at e3 and white pawn at h3. White pawn at a2, white pawn at d2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 13. Black to move.