Assertion: human's ancestor | /r/HasProperty | african h. erectus
Facets:
Source sentences:
text: Homo habilis is considered to be the ancestor of the more gracile and sophisticated H. ergaster (the African H. erectus).
text: A few naturalists—Charles Darwin the most prominent among them—theorized that humans' earliest ancestors were African.
text: Homo habilis is considered to be the ancestor of the more gracile and sophisticated H. ergaster (the African H. erectus).