<http://webisa.webdatacommons.org/prov/498107038>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/84000045> .
<http://webisa.webdatacommons.org/84000045>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<slideshare.net> .
<http://webisa.webdatacommons.org/84000045>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/84000045>	<http://www.w3.org/ns/prov#value>	"find that many or most work items are possible to do in 2~5 minutes," .