Assertion: basilisk | /r/HasProperty | the king of serpents
Facets:
Source sentences:
text: The basilisk is the king of serpents,  specifically dubbed 'the king of snakes' by Aristotle.  
text: Part of the reason the basilisk is referred to as "king of serpents" is the crown-shaped crest it supposedly sports atop its head.
text: The Basilisk is a giant serpent, also known as the King of Serpents.
text: It was considered a "king" of the serpents and had the frightening ability to kill with a single glance, known as petrification.