Assertion: frontal bone's part | /r/HasProperty | attached
Facets:
Source sentences:
text: In the upper part of the median plane it is marked by a vertical groove, termed the sagittal sulcus, the edges of which unite below to form the frontal crest; the sulcus lodges the anterior part of the superior sagittal sinus, while to its margins and to the frontal crest the anterior part of the falx cerebri is attached.