Task: Text Categorization
Input (English): He collaborated on the libretto of William Grant Stills Troubled Island, an opera about political turmoil in Haiti. He also worked on the play Mule Bone, though worked independently on his biography of Marian Anderson and his autobiographical The Big Sea. He portrays Sandys acknowledgement of the realities of life in a small town in his novel Not Without Laughter, but is better known for his poetry collections including Fields of Wonder and Shakespeare in Harlem. For ten points, name this poet of The Weary Blues and The Negro Speaks of Rivers
Output (English): Literature