Assertion: gorilla | /r/HasProperty | seen for first time
Facets:
value: recently
type: TEMPORAL
Source sentences:
text: They don’t use tools as much as chimpanzees do, but wild gorillas have been seen using sticks to gauge water depth, bamboo as ladders to help infants climb, and recently gorillas have been seen for the first time using sticks to eat ants without being stung.