<http://webisa.webdatacommons.org/5831125>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/5831125>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/30371425>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/5831125> .
<http://webisa.webdatacommons.org/5831125>	<http://www.w3.org/ns/prov#value>	"In addition, an element such as Nd, Cr, Yb, or Er is used as a dopant to the laser medium." .