Assertion: electric eel's family | /r/HasProperty | rhamphichthyidae
Facets:
Source sentences:
text: This order includes six families; the family Sternopygidae called the Glass Knifefishes , the family Rhamphichthyidae called the Sand Knifefishes , the family
text: , the family Rhamphichthyidae called the , the family Hypopomidae,