Assertion: scorpion's pair | /r/HasProperty | chelicera
Facets:
Source sentences:
text: The first pair, the chelicerae, serve in feeding and defense.
text: The first pair of appendages, the only pair placed before the mouth, is called the chelicerae (homologous to the fangs of spiders).
text: The first pair, the chelicerae, serve in feeding and defense.