<http://webisa.webdatacommons.org/50597139>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ucalgary.ca> .
<http://webisa.webdatacommons.org/prov/11281736>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/50597139> .
<http://webisa.webdatacommons.org/50597139>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/50597139>	<http://www.w3.org/ns/prov#value>	"This work is a classic of its kind and probably the best known" .