Assertion: sacrum's part | /r/CapableOf | persist as separate piece
Facets:
value: occasionally
type: DEGREE
Source sentences:
text: Occasionally the costal part persists as a separate piece, and, becoming lengthened lateralward and forward, constitutes what is known as a cervical rib.
text: Occasionally the costal part persists as a separate piece, and, becoming lengthened lateralward and forward, constitutes what is known as a cervical rib.