Assertion: niagara falls | /r/HasProperty | such an attraction
Facets:
value: to landscape artists
type: TRANSITIVE-OBJECT
Source sentences:
text: The Niagara Falls were such an attraction to landscape artists that, writes John Howat, they were "the most popular, the most often treated, and the tritest single item of subject matter to appear in eighteenth- and nineteenth-century European and American landscape painting".