Pune, Feb. 26 -- Britain's Felix Gill held his nerve in a high-intensity battle to defeat India's top star Sumit Nagal 7-6(4), 0-6, 6-3 in a marathon encounter lasting 2 hours and 37 minutes and make it to the quarter finals at the Maha Open ATP Challenger 75 Men's Tennis Championship.

According to a release, the tournament is being organised by Maharashtra State Lawn Tennis Association (MSLTA) in association with the Department of Sports and Youth Services, Govt of Maharashtra, PCMC, PMC, and PMDTA, and sponsored by Pune Metropolitan Regional Development Authority (PMRDA) and played at the Shiv Chhatrapati Kreeda Sankul, Mhalunge Balewadi Tennis Stadium.

Nagal took the lead twice in the first set, breaking on two occasions in the first...