Assertion: bonobo | /r/AtLocation | sub-saharan africa
Facets:
Source sentences:
text: Both chimps and bonobos are found in sub-Saharan Africa, and it was once thought that chimpanzees and bonobos were a single species, but they are now recognised as two distinct species, geographically separated by the Congo river.
text: It was once suspected that bonobos were a subspecies of chimpanzees since they are both found in sub-Saharan Africa.