Assertion: frog | /r/RelatedTo | each other
Facets:
value: more closely
type: DEGREE
Source sentences:
text: It dated back 290 million years and was hailed as a missing link, a stem batrachian close to the common ancestor of frogs and salamanders, consistent with the widely accepted hypothesis that frogs and salamanders are more closely related to each other (forming a clade called Batrachia) than they are to caecilians.