Question: "No puede ser" was sang in the 1990 concert of a popular operatic singing group whose first performance was on what date?
Sentence (from "No puede ser"): One of the most famous arias in the Spanish language, "No puede ser" has been part of the concert repertoire of many Spanish tenors, including Alfredo Kraus, José Carreras and Plácido Domingo who sang it in the 1990 Three Tenors concert.
Relevant evidence: Yes