Assertion: turner | /r/CapableOf | begin his great enterprise
Facets:
value: in 1807
type: TEMPORAL
Source sentences:
text: In 1807 Turner began his great enterprise of publishing a series of 100 plates known as the Liber Studiorum, inspired, in part, by Claude’s own studio record, Liber veritatis (begun in 1635 and continued until his death in 1682).