Question: In what year was the Swiss painter whose English biographer was John Knowles born?
Sentence (from "Henry Fuseli"): Henry Fuseli {'1': ", '2': ", '3': ", '4': "} (German: Johann Heinrich Füssli; 7 February 1741 – 17 April 1825) was a Swiss painter, draughtsman and writer on art who spent much of his life in Britain.
Relevant evidence: Yes