Assertion: chimera's cell | /r/AtLocation | her body
Facets:
value: sometimes
type: TEMPORAL
value: for a lifetime
type: TEMPORAL
Source sentences:
text: Apparently this resulted from her twin brother's cells living in her body.  
text: The oldest woman to have fetal cells in her brain was 94 years old, suggesting that these cells can sometimes stay in the body for a lifetime.