<http://webisa.webdatacommons.org/prov/513136411>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/339693414> .
<http://webisa.webdatacommons.org/339693414>	<http://www.w3.org/ns/prov#value>	"A plumber is a professional who is involved in installation, maintenance and repair of piping systems in a commercial, residential or institutional building." .
<http://webisa.webdatacommons.org/339693414>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/339693414>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<level1fitness.net> .