Question: The final stretch of the 2015 Chilean telethon was held at a stadium that has an official capacity of how much?
Sentence (from "2015 Chilean telethon"): It was held from the Teatro Teletón from 22:00 on Friday, 27 November until 21:00 on Saturday November 28 and from Julio Martínez National Stadium from 22:00 in its final stretch.
Relevant evidence: Yes