Assertion: papillon's sibling | /r/HasProperty | phalene
Facets:
Source sentences:
text: A papillon can’t be differentiated from its phalene sibling until the dog matures enough for its ears to be erect.
text: The defining physical characteristic of the Papillon is its unique butterfly ears, but its sibling the Phalene is identical in all respects save for the ears, which drop down.