Question: Sage and Chalice is a secret society at Yale University, who saw, as one of its members, the granddaughter of President George H. W. Bush, who was what number president of the United States?
Sentence (from "Barbara Bush (born 1981)"): She is also a granddaughter of the 41st U.S. President George H. W. Bush, and his wife, Barbara Bush, after whom she was named.
Relevant evidence: Yes