Possible Clues:

• Extremes of debate over British Isles ... leaves remains!
• Wreckage found in Harbourside, Bristol
• Refuse to overturn plot -- knight upset
• Pieces of rubble scattered about
• Foreign brides? Rubbish
• Unfinished soft cheese among some French leftovers
• Rubbish removed from seaside briskly
• Gentleman with teaching qualification -- flipping rubbish
• Bride bristled accepting rubbish
• Demolition aftermath