<http://webisa.webdatacommons.org/prov/390193078>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/156324577> .
<http://webisa.webdatacommons.org/156324577>	<http://www.w3.org/ns/prov#value>	"carbon cycle???the forms of carbon present" .
<http://webisa.webdatacommons.org/156324577>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<columbia.edu> .
<http://webisa.webdatacommons.org/156324577>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .