Question: What team competing for the 2017 Joan Gamper Trophy was scheduled to play the first leg of the 2016 Copa Sudamericana Finals against Atletico Nacional?
Sentence (from "2017 Joan Gamper Trophy"): This marked Chapecoense's first ever appearance in the Joan Gamper Trophy, as a tribute to the 71 Chapecoense players and staff who lost their lives after the LaMia Flight 2933 tragedy in La Unión, Colombia, on 28 November 2016.
Relevant evidence: No