Assertion: summer solstice | /r/CapableOf | mark first day of the summer season
Facets:
value: with the longest hours of daylight
type: OTHER
Source sentences:
text: The summer solstice marks the first day of the summer season.
text: The summer solstice is set to take place this weekend, marking the first day of the summer season in the northern hemisphere with the longest hours of daylight.