User: Which trophy was Frost able to keep and why?
Assistant: Frost was a prominent cyclist. In the late 1800s and early 1900s when he was active he was able to win the Carwardine Cup trophy and keep it. The tradition at the time was that if one could win a trophy 3 times, one could keep the trophy. Frost won this trophy in 1896, 1898 and 1900.