Assertion: gerbil's cage | /r/HasProperty | clean
Facets:
value: regularly
type: DEGREE
Source sentences:
text: Both gerbils and hamsters need a clean and well-ventilated cage with a solid base, plenty of bedding for burrowing, a water bottle, chew toys and an exercise wheel.
text: Rabbits drink lots of water and produce dark, potentially strong-smelling urine, so pans and cages must be cleaned regularly.