sentences:  At Parkfield Corner on lap 1, Luigi Taveri riding for MV Agusta led the Mondial of Sammy Miller, while Tarquinio Provini riding for Mondial and Carlo Ubbiali on a MV Agusta were in the mid-field chasing pack.At the Creg-ny-Baa on the first lap, Ubbiali caught up to the leaders to take 3rd place with Tarquinio Provini in 4th place, until Provini passed Ubbiali for 3rd place on the Whitebridge Hill on the end of the 1st lap of the Clypse Course.By the end of lap 2, Provini passed both Taveri and Miller for the lead and by the end of the 3rd lap had a 13-second lead and set the fastest lap of the race of 8 minutes and 41.8 seconds an average speed of 74.44 mph and won the 1957 Lightweight TT Race at an average race speed of 73.69 mph.