Question: Which Broadway play did Anthony Rapp begin his singing and songwriting career with?
Sentence (from "Selda and Derek"): Selda and Derek are an American songwriting duo, consisting of Selda Sahin (lyrics) and Derek Gregor (music), best known as the songwriters of the musical film Grind, starring Anthony Rapp, Claire Coffee and Pasha Pellosie.
Relevant evidence: Yes