About: http://webisa.webdatacommons.org/265874033

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	Indeed I am not sure how you could come to such a conclusion - try searching COCA (or indeed any other corpus) for , but after and , but above: you will find plenty of examples of professional, literate writing with both comma styles.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com