Assertion: big bang theory | /r/CapableOf | center on five characters
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Source sentences:
text: The Big Bang Theory initially centers on five characters: roommates Leonard Hofstadter and Sheldon Cooper, two Caltech physicists; Penny, a waitress and aspiring actress who at the beginning of the program's narrative lives across the hall, later weds Leonard, moves in with him and becomes a pharmaceutical representative, and Leonard and Sheldon's friends and co-workers aerospace engineer Howard Wolowitz, and astrophysicist Raj Koothrappali.