Question: Which prominent African-American poet, novelist, children's writer, and playwright was a famous subject of James Van Der Zee's work?
Sentence (from "Countee Cullen"): Countee Cullen (May 30, 1903 – January 9, 1946), born Countee LeRoy Porter, was a prominent African-American poet, novelist, children's writer, and playwright during the Harlem Renaissance.
Relevant evidence: Yes