<http://webisa.webdatacommons.org/prov/62063808>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/115444794> .
<http://webisa.webdatacommons.org/115444794>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<slideshare.net> .
<http://webisa.webdatacommons.org/prov/297961751>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/115444794> .
<http://webisa.webdatacommons.org/115444794>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/115444794>	<http://www.w3.org/ns/prov#value>	"stone, concrete or other rigid material." .