Assertion: pit viper's pit | /r/HasProperty | visible
Facets:
value: between the eyes
type: LOCATION
value: between nostrils
type: LOCATION
value: clearly
type: DEGREE
Source sentences:
text: The loreal pit is clearly visible below and anterior to the eye (below and posterior to the nostril).
text: The loreal pits are visible holes located between the snake's eyes and nostrils.
text: Pits are visible between the eyes and nostrils, and the pupils in a water moccasin