Assertion: latrine's pit | /r/HasProperty | lined
Facets:
value: often
type: DEGREE
Source sentences:
text: The pit is often lined but the bottom remains open, allowing the liquid to drain into the soil and leaving the solids behind.
text: The pit may be wholly or partially lined to prevent it collapsing.
text: , it should satisfy the following requirements: it should be safe to use (the pit may need to be lined)