Assertion: sacrum | /r/HasProperty | reduced in number
Facets:
value: to four
type: OTHER
Source sentences:
text: In some cases the sacrum will consist of six pieces or be reduced in number to four.
text: In some cases the sacrum will consist of six vertebrae when one lumbar vertebra participates as part of sacrum, a process called as sacralization of the lumbar vertebra; or be reduced in number to four when one sacral vertebra becomes part of the lumbar spine, a process called lumbarization of sacral vertebra.