<http://webisa.webdatacommons.org/290601770>	<http://www.w3.org/ns/prov#value>	"Returns true if the character is a letter or a digit." .
<http://webisa.webdatacommons.org/prov/135814118>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/290601770> .
<http://webisa.webdatacommons.org/290601770>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<codeguru.com> .
<http://webisa.webdatacommons.org/prov/15202649>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/290601770> .
<http://webisa.webdatacommons.org/290601770>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .