TASK DEFINITION: You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.
PROBLEM: Category: BORN 
Clue: Born on Oct. 31, 1887 in the Zhejiang Province, he'd Taiwan-on in 1949

SOLUTION: chiang kai-shek

PROBLEM: Category: FRANKS 
Clue: The Atreides family, exiled on Arrakis, starred in the "Chronicles of Dune" by this sci-fi author

SOLUTION: frank herbert

PROBLEM: Category: ABBREVIATED S 
Clue: As a vocal range in opera

SOLUTION:
soprano