Question: What date did this television program start that has the opening and closing theme music was written by composer who was an American avant-garde composer, pianist, author and inventor and born July 8, 1900?
Sentence (from "Sonatas and Interludes"): It was composed in 1946–48, shortly after Cage's introduction to Indian philosophy and the teachings of art historian Ananda K. Coomaraswamy, both of which became major influences on the composer's later work.
Relevant evidence: No