Question: Rolex SA, is a Swiss luxury watchmaker, and was co founded, in which year, by Hans Wilsdorf, a German watchmaker, and the founder of noted watch brands Rolex and Tudor?
Sentence (from "Hans Wilsdorf"): Hans Wilsdorf (March 22, 1881 - July 6, 1960) was a German watchmaker, and the founder of noted watch brands Rolex and Tudor.
Relevant evidence: Yes