Question: What is the year of the event that happened first, "All Things Must Pass" was produced, or the film Wonderwall was produced?
Sentence (from "Wonderwall Music"): Following his Indian-styled compositions for the Beatles since 1966, he used the film score project to further promote Indian classical music by introducing rock audiences to instruments that were relatively little-known in the West – including shehnai, sarod, tar shehnai and santoor.
Relevant evidence: No