About: http://webisa.webdatacommons.org/131119868

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	And we can turn it around one more time to get the cases where you should not use a comma: when there is not any sort of connection between the dialogue and the rest of the sentence.
http://www.w3.org/ns/prov#wasQuotedFrom	bzpower.com