<http://webisa.webdatacommons.org/191380563>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<slideshare.net> .
<http://webisa.webdatacommons.org/prov/59146846>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/191380563> .
<http://webisa.webdatacommons.org/191380563>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/191380563>	<http://www.w3.org/ns/prov#value>	"properties such as stiffness, strength and" .