<http://webisa.webdatacommons.org/prov/488077258>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261142815> .
<http://webisa.webdatacommons.org/prov/15202649>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261142815> .
<http://webisa.webdatacommons.org/261142815>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<javaprogrammingforums.com> .
<http://webisa.webdatacommons.org/261142815>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/261142815>	<http://www.w3.org/ns/prov#value>	"You can use the syntax Character.isDigit to determine if a character is a digit or not." .