Assertion: sea anemone's nematocyst | /r/CapableOf | kill the prey
Facets:
Source sentences:
text: When prey brushes against tentacles, nematocysts shoot out, killing or immobilizing the prey.
text: The tentacles have stinging cells called nematocysts that are used to immobilize or kill their prey, which can be anything from tiny plankton to fish much larger than itself.