Question: Knoxville: Summer of 1915 is a work for voice and orchestra by what American composer of orchestral, opera, choral, and piano music, who is one of the most celebrated composers of the 20th century?
Sentence (from "Carlos Duarte"): His premier recital was at age 11 and at 16 he won a national award for composition (He obtained the prize for 3 consecutive years from 1973 to 1975).
Relevant evidence: No