Assertion: horned viper | /r/HasProperty | venomous snake
Facets:
Source sentences:
text: The Saharan horned viper is a venomous snake native to the deserts of northern Africa and parts of the Middle East.
text: Horned vipers are also venomous.
text: The Nose-horned viper is a venomous snake found in southern Europe and parts of the Middle East.