<http://webisa.webdatacommons.org/prov/119474220>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/161929250> .
<http://webisa.webdatacommons.org/161929250>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<codeproject.com> .
<http://webisa.webdatacommons.org/161929250>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/161929250>	<http://www.w3.org/ns/prov#value>	" * so that we can determine the data types of the columns." .