Assertion: mastoid process's portion | /r/HasProperty | subdivided by vertical ridge
Facets:
value: into a posterior part
type: TRANSITIVE-OBJECT
value: into an anterior
type: TRANSITIVE-OBJECT
value: further
type: MANNER
Source sentences:
text: Each portion is further subdivided by a vertical ridge into an anterior and a posterior part.
text: Each portion is further subdivided by a vertical ridge into an anterior and a posterior part.