Assertion: crab's body | /r/HasProperty | human
Facets:
Source sentences:
text: Pubic lice need human body for their existence, because they live on human blood.
text: Crabs need blood to survive, but they can live up to 24 hours off a human body.
text: Crabs need blood to survive, but they can live up to 24 hours off a human body.
text: While crabs need blood to survive, they can live up to 24 hours off a human body.