Possible Clues:

• Stole over track for varsity match
• Row Cockney has to face
• Is there a sign of a snake to be making such a row?
• Is there the slightest sign of constriction, perhaps between two universities?
• Sporting event with reptile run down
• Snake seen by our beach before Clare Regatta
• Oxbridge contest
• Sporting row involving Cambridge and Oxford
• Couple covering grass in competition
• Box office for people's sporting event