Assertion: watermelon | /r/HasProperty | available in northern regions of the u.s.
Facets:
value: most commonly
type: DEGREE
value: in the summer months
type: TEMPORAL
Source sentences:
text: Watermelons are tropical or subtropical plants and need temperatures higher than 77 degrees Fahrenheit to grow, so they are most commonly available in the northern regions of the U.S. in the summer months, where they have become a summer BBQ staple.