About: http://webisa.webdatacommons.org/80222052

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Beginning with essentially chance observations in the 1970s of chimpanzee opponents exchanging hugs, kisses and other gestures of apparently reconciliatory friendliness after a squabble, primatologists led by Frans de Waa
http://www.w3.org/ns/prov#wasQuotedFrom	americanscientist.org