sentences:  He participated in the 1969 exhibition "When Attitudes Become Form," and is recognized as a seminal practitioner of installation art, having produced works including "Al's Cafe" (1969), "Al's Grand Hotel" (1971) and "The Novel that Writes Itself" (1978).He moved to New York in 1985.Since the late 1960s, his work has been the subject of over sixty solo exhibitions and nearly 200 group shows.