Assertion: nausea | /r/HasProperty | precursor
Facets:
value: to actual vomiting
type: OTHER
value: often
type: TEMPORAL
Source sentences:
text: Nausea can be a precursor to vomiting the contents of the stomach.
text: Nausea is the feeling of sickness and is often a precursor to actual vomiting (emesis) although not all cats who are nauseous do go on to vomit.