Assertion: tour guide's knowledge | /r/HasProperty | essential
Facets:
value: to the job
type: OTHER
value: for success
type: PURPOSE
Source sentences:
text: An in depth knowledge of the area, activities, history, culture, and tour is essential for success.
text: An in-depth knowledge of a particular area or region is essential and you may act as a tour guide during the tour.
text: Knowledge of foreign accounting practices and foreign economies is essential to the job.