Assertion: sacrum's part | /r/HasProperty | absent
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Sometimes part of the coccyx is absent, or the lower vertebrae can be absent, or on occasion a small part of the spine is missing with no outward sign.
text: In some cases where only a small part of the spine is absent, there may be no outward sign of the condition.