Assertion: mastiff's marking | /r/HasProperty | indicative of separate breed
Facets:
Source sentences:
text: Some people believe that markings such as this are indicative of a separate breed known as the The classic "Landseer" markings of the breed relate to paintings like this by Sir Edwin Henry Landseer , 1824.
text: Some people believe that markings such as this are indicative of a separate breed known as the Landseer in his honor.