Question: Which major awards did the author of the play Seven Guitars receive for his work ? 
Sentence (from "Seven Guitars"): "Seven Guitars" represents the 1940s entry in Wilson's "Pittsburgh Cycle", a decade-by-decade anthology of African-American life in Pittsburgh, Pennsylvania during the twentieth century; Wilson would revisit the stories of some of these characters in "King Hedley II", set in the 1980s.
Relevant evidence: Yes