Assertion: greenhouse | /r/HasProperty | useful
Facets:
value: for growing rare and expensive ingredients
type: PURPOSE
Source sentences:
text: It can be useful for growing rare and expensive ingredients, or simply a convenient location to harvest ingredients for alchemical purposes.
text: That Allows the Greenhouse To Be Useful Year Around
text: Ventilation requirements vary with the weather and season and also depend on whether the greenhouse is used year-round or not.