Task: Wrong Candidate Generation
Input (English): Text:  The BSA C15 was a 250 cc single-cylinder ohv motorcycle manufactured by the British company BSA between 1958 and 1967 and was BSA's first four-stroke unit-construction bike. At that period a 250cc was the largest capacity bike that a learner could ride on L-plates in the United Kingdom the C15 was attractive to riders with provisional licences. An off-road version the C15T Trials gave riders access to the sport of motorcycle trials.
Question: WHat is the classified topic name
Output (English): Athlete