Assertion: bernese mountain dog's origin | /r/HasProperty | uncertain
Facets:
value: like many breeds
type: OTHER
value: a bit
type: DEGREE
Source sentences:
text: While the actual origin of the Bernese Mountain dog is a bit uncertain, it is widely believed that these dogs were first created in Switzerland when the Roman Armies invaded Switzerland over 2000 years ago.
text: Like many breeds, its origins are uncertain, but it likely descended from Roman Mastiffs crossed with sheepdogs during the Roman invasion of Switzerland in the first century