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<http://webisa.webdatacommons.org/124991509>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/124991509>	<http://www.w3.org/ns/prov#value>	"Preferably, the second amplifying portion 150 is a rare earth doped medium, such as a fiber or a planar waveguide." .
<http://webisa.webdatacommons.org/prov/163356928>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/124991509> .