Question: What awards did the creator of a musical based on the 1957 movie of the same name, become only one of two people to win along with Emmy, Grammy, Oscar and Tony awards?
Sentence (from "Stephen Flaherty"): They are best known for writing the Broadway musicals "Once on This Island", which was nominated for eight Tony Awards, "Seussical", which was nominated for the Grammy Award, and "Ragtime", which was nominated for twelve Tony Awards and won Best Original Score.
Relevant evidence: No