Question: A Head Full of Dreams Tour is the seventh tour by Coldplay, and which had it's first show at a stadium that is known as Estadio Unico and is owned by who?
Sentence (from "A Head Full of Dreams Tour"): The first show of the tour was held at the Estadio Ciudad de La Plata in La Plata, Argentina, on 31 March 2016 and is set to conclude at the same venue on 15 November 2017.
Relevant evidence: Yes