2bq1br1/1nppk1p1/5p1p/rp3P2/3np1PP/N2P3N/P1P1P2R/R2QKBB1 b Q - 2 19
FEN state: 2bq1br1/1nppk1p1/5p1p/rp3P2/3np1PP/N2P3N/P1P1P2R/R2QKBB1 b Q - 2 19 ; Best move: d4f5
The current state of the chess board is: Black bishop at c8, black queen at d8, black bishop at f8 and black rook at g8. Black knight at b7, black pawn at c7, black pawn at d7, black king at e7 and black pawn at g7. Black pawn at f6 and black pawn at h6. Black rook at a5, black pawn at b5 and white pawn at f5. Black knight at d4, black pawn at e4, white pawn at g4 and white pawn at h4. White knight at a3, white pawn at d3 and white knight at h3. White pawn at a2, white pawn at c2, white pawn at e2 and white rook at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white bishop at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 19. Black to move.