Assertion: narwhal | /r/HasProperty | the basis
Facets:
value: for the unicorn legend
type: OTHER
value: undoubtedly
type: DEGREE
value: for the mythical unicorn
type: OTHER
Source sentences:
text: Narwhals are animals of myth and legend and could have been the basis for the mythical unicorn.
text: An animal of legend and myth, the narwhal is undoubtedly the basis for the unicorn legend.