Assertion: collared dove | /r/AtLocation | parts of the balkans
Facets:
value: between 1900–1920
type: TEMPORAL
Source sentences:
text: In 1838 it was reported in Bulgaria, but not until the 20th century did it expand across Europe, appearing in parts of the Balkans between 1900–1920, and then spreading rapidly northwest, reaching Germany in 1945, Great Britain by 1953 (breeding for the first time in 1956), Ireland in 1959, and the Faroe Islands in the early 1970s.