Assertion: umbilical cord's allantois | /r/CapableOf | grow into the body
Facets:
Source sentences:
text: The allantois has begun to grow into the body stalk.
text: The allantois has begun to grow into the body stalk.
text: The allantois has begun to grow into the body stalk.
text: The allantois has begun to grow into the body stalk.