Master Ananthakrishnan S.R. (born on July 6, 1999) of Thiruvananthpuram, Kerala, performed 36hrs long flute marathon, starting from 6:30m, on July 13, 2017 and ending at 6:30pm, on July 14, 2014, at Melpathur Auditorium, Guruvayoor, Thrissur, Kerala.
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