About: http://webisa.webdatacommons.org/271003744

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	I would say 20 to 30 minutes are a good length so that you do not get bored.
http://www.w3.org/ns/prov#wasQuotedFrom	3dgameman.com