rnb1kbn1/pp2p1pr/7B/3p1p2/Pq1p2P1/N1PK3N/1P2PP1P/R2Q1BR1 w q - 0 11
FEN state: rnb1kbn1/pp2p1pr/7B/3p1p2/Pq1p2P1/N1PK3N/1P2PP1P/R2Q1BR1 w q - 0 11 ; Best move: c3b4
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 knight at g8. Black pawn at a7, black pawn at b7, black pawn at e7, black pawn at g7 and black rook at h7. White bishop at h6. Black pawn at d5 and black pawn at f5. White pawn at a4, black queen at b4, black pawn at d4 and white pawn at g4. White knight at a3, white pawn at c3, white king at d3 and white knight at h3. White pawn at b2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at d1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 0. Full move number is 11. White to move.