Assertion: fan | /r/HasProperty | built
Facets:
value: so sturdily
type: MANNER
Source sentences:
text: Because these fans are so sturdily built, and due to their utter lack of electronic components, it is not uncommon to see cast-iron fans aged eighty years or more running strong and still in use today.
text: Because of the way fans are built, this will look clockwise as you look up at it.