sentences:  The 1957 Lightweight TT Race held on the Clypse Course was over 10 laps and 107.90 miles and was dominated by Cecil Sandford riding for the F.B.Mondial marque and team-mate Sammy Miller.By lap 2, Sandford led Miller by 2 seconds and Tarquinio Provini, also riding for Mondial, in a distant 3rd place.By lap 7, Miller had caught up and on lap 9 passed Sandford between the Creg-ny-Baa and Ballacoar Corner for the lead.