Assertion: pool frog | /r/CapableOf | have been extinct
Facets:
value: in its native environment
type: LOCATION
value: during the 1990s
type: TEMPORAL
Source sentences:
text: The pool frog is the rarest amphibian in England and actually is thought to have been extinct in its native environment during the 1990s, but re-introduction programmes are now under-way.