Daniil Glinka will grab the Kingston 1 Challenger semi-final spot by beating Harold Mayot in the quarter-finals on Centre Court on August 20. Glinka enters as ATP No. 160 after dismantling Florent Bax 2-6 6-3 6-0 and beating Elias Ymer 6-4 6-3, and both players come in having played two matches and…