Assertion: sweet potato | /r/HasProperty | harvested
Facets:
value: just before
type: TEMPORAL
value: any time
type: TEMPORAL
Source sentences:
text: Sweet potatoes can be harvested any time after they have reached a suitable size (generally 3-4 months).
text: Sweet potatoes should be harvested just before or after a vine killing frost.
text: Three to four months later, sweet potatoes can be harvested.