Assertion: tree frog's lifespan | /r/HasProperty | captive
Facets:
Source sentences:
text: The average lifespan is about sixteen years, if kept captive.
text: The lifespan of the American green tree frog is about 6 years, when kept in captivity.
text: The average lifespan is about sixteen years, if kept captive.
text: The average lifespan is about sixteen years, if kept captive.