<http://webisa.webdatacommons.org/180207963>	<http://www.w3.org/ns/prov#value>	"Buffington noted that coal, wood and other fuels all have advantages and limitations." .
<http://webisa.webdatacommons.org/180207963>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<phys.org> .
<http://webisa.webdatacommons.org/prov/168288123>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180207963> .
<http://webisa.webdatacommons.org/prov/174696234>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180207963> .
<http://webisa.webdatacommons.org/180207963>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .