<http://webisa.webdatacommons.org/prov/118644986>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/295785466> .
<http://webisa.webdatacommons.org/295785466>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<comcast.net> .
<http://webisa.webdatacommons.org/295785466>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/388975060>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/295785466> .
<http://webisa.webdatacommons.org/prov/396865772>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/295785466> .
<http://webisa.webdatacommons.org/295785466>	<http://www.w3.org/ns/prov#value>	"Railroad building in Britain, France, Germany, Canada, Russia, Japan, and especially in the United States fueled a tremendous expansion in the world???s rail networks from 1850 to 1900." .