r1Bq1bnr/3p4/1p1k2pp/p1pP1p1Q/1n3P2/2P4P/PP1P2PR/R1B1K1N1 b Q - 0 13
FEN state: r1Bq1bnr/3p4/1p1k2pp/p1pP1p1Q/1n3P2/2P4P/PP1P2PR/R1B1K1N1 b Q - 0 13 ; Best move: b4d3
The current state of the chess board is: Black rook at a8, white bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at d7. Black pawn at b6, black king at d6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at c5, white pawn at d5, black pawn at f5 and white queen at h5. Black knight at b4 and white pawn at f4. White pawn at c3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.