Assertion: coccyx | /r/CapableOf | provide a base of support
Facets:
Source sentences:
text: But it’s now understood that the coccyx provides a base of support for sitting and a place of attachment for various muscles, tendons, and ligaments, including the large gluteus maximus (buttock) muscle and muscles that support the pelvic floor and anus (which play a role in defecation).