Assertion: fertilizer's n | /r/HasProperty | supplied for example
Facets:
value: from ammonium nitrate
type: OTHER
value: from etc
type: OTHER
value: from ammonium sulfate
type: OTHER
value: from urea
type: LOCATION
Source sentences:
text: For example, N can be supplied from urea, ammonium sulfate, ammonium nitrate, potassium nitrate, etc.