About: http://webisa.webdatacommons.org/407491728

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	Though they could do this from farther away, in theory, it is similar to how humans will shake hands, hug or otherwise touch each other when meeting up, especially if it has been awhile since they have seen each other.
http://www.w3.org/ns/prov#wasQuotedFrom	perfectpuppycare.com