Assertion: barnacle goose | /r/HasProperty | rare migrating species
Facets:
value: extremely
type: DEGREE
value: until the end of the 1980s
type: TEMPORAL
Source sentences:
text: Until the end of the 1980s, the Barnacle Goose (Branta leucopsis) was an extremely rare migrating species in the Russian part of the Gulf of Finland, but in recent years it has become one of the mass migrants there.