Assertion: skeletal system's bone | /r/CapableOf | feature extra thickness
Facets:
value: at the midpoint
type: TEMPORAL
value: in long bones
type: LOCATION
value: to prevent the bones
type: PURPOSE
Source sentences:
text: Compact cortical bone, representing about 80 percent of the mature skeleton, supports the body, and features extra thickness at the midpoint in long bones to prevent the bones from bending.