Assertion: hippo's number | /r/CapableOf | decline in the congo
Facets:
value: most precipitously
type: MANNER
value: in central africa
type: LOCATION
Source sentences:
text: Their numbers have declined most precipitously in the Congo in central Africa, where poachers and hungry soldiers have left only about 1,000 hippos standing out of a previous population of almost 30,000.