About: http://webisa.webdatacommons.org/174265298

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	he message type to use when publishing the topic: turtlesim/Velocity This option (double-dash) tells the option parser that none of the following arguments is an option.
http://www.w3.org/ns/prov#wasQuotedFrom	ros.org