Question: In 2015, Nicky Hilton married into what family whose patriarch established his banking business in the city of Frankfurt in the 1760s?
Sentence (from "Nicky Hilton Rothschild"): She is a member of the Hilton family by birth, and a member of the aristocratic Rothschild family through her marriage to James Rothschild (a grandson of Victor Rothschild, 3rd Baron Rothschild) in 2015.
Relevant evidence: Yes