<http://webisa.webdatacommons.org/prov/229428477>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/58881563> .
<http://webisa.webdatacommons.org/58881563>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<motor.com> .
<http://webisa.webdatacommons.org/58881563>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/58881563>	<http://www.w3.org/ns/prov#value>	"Comparing the two allows the PCM to determine the converter???s capacity to store oxygen, which it needs to catalyze the exhaust into mostly water and CO2 emissions." .