Assertion: tundra swan | /r/HasProperty | migratory
Facets:
Source sentences:
text: The whooper swan and tundra swan are wholly migratory, and the trumpeter swans are almost entirely migratory.
text: Tundra swans are migratory birds.
text: The whooper swan and tundra swan are wholly migratory, and the trumpeter swans are almost entirely migratory.
text: The tundra swan is migratory and may travel from western Alaska to northern Georgia and back.