Question: What vocal and instrumental duo consisting of siblings Karen (1950-1983) and Richard Carpenter (b. 1946) covered Tim Hardin's "Reason to Believe"?
Sentence (from "The Carpenters"): During their 14-year career, the Carpenters recorded 11 albums, 31 singles, five television specials, and a short-lived television series.
Relevant evidence: No