<http://webisa.webdatacommons.org/prov/60719553>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/175634451> .
<http://webisa.webdatacommons.org/175634451>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/175634451>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/175634451>	<http://www.w3.org/ns/prov#value>	"properties, such as hardness, and have many useful applications such as" .