<http://webisa.webdatacommons.org/368300474>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/368300474>	<http://www.w3.org/ns/prov#value>	"The result is that when we examine a table such as Product, we see that certain columns only have values for certain types of Product, and never have values for other kinds of Product." .
<http://webisa.webdatacommons.org/368300474>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<techtarget.com> .
<http://webisa.webdatacommons.org/prov/37738207>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/368300474> .