Question: Where did the creator of "International Composers' Guild" spend the greater part of his career? 
Sentence (from "International Composers' Guild"): It was responsible for performances and premieres of works by Béla Bartók, Alban Berg, Erik Satie, Carlos Chávez, Henry Cowell, Charles Ives, Maurice Ravel, Wallingford Riegger, Francis Poulenc, and Anton von Webern, and others.
Relevant evidence: No