Assertion: crested gibbon | /r/HasProperty | nomascus concolor
Facets:
Source sentences:
text: The black crested gibbon (Nomascus concolor) is an endangered species of gibbon found in China, Laos, and northern Vietnam, with four subspecies.
text: The Tonkin black crested gibbon (Nomascus concolor concolor) occurs in southern China (southwestern Yunnan) and northern Vietnam
text: Black Crested Gibbon (Nomascus concolor)
text: Western Black Crested Gibbon (Nomascus concolor)