Assertion: kangaroo rat's urine | /r/CapableOf | slow the decay of the materials
Facets:
value: dramatically
type: MANNER
value: in the midden
type: LOCATION
Source sentences:
text: The crystallized urine dramatically slows the decay of the materials in the midden; the dry climate of the American Southwest further slows the decay; and middens protected from the elements under rock overhangs or in caves survive longer.