About: http://webisa.webdatacommons.org/228279035

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	In preferred embodiments, the command types include the following: get oldest stroke, draw stroke, erase stroke, remove stroke, and play stroke.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com