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 tour consists of eight legs, with a total of 123 shows across Latin America, where they performed for the first time since the Viva la Vida Tour, Europe, North America, where they embarked on their very first stadium tour of the United States, Oceania, and Asia.
Relevant evidence: No