Assertion: coral's polyp | /r/HasAspect | saclike body
Facets:
Source sentences:
text: Each polyp has a saclike body and a mouth that is encircled by stinging tentacles.
text: A polyp has a sac-like body and an opening, or mouth, encircled by stinging tentacles called nematocysts or cnidae.
text: Each polyp has a saclike body and a mouth that is encircled by stinging tentacles.