<http://webisa.webdatacommons.org/290787986>	<http://www.w3.org/ns/prov#value>	"Additionally, an alphabetic rating system, such as grading from ???A??? to ???F,??? is also a quantitative rating system, because each letter grade can be readily assigned a numeric value." .
<http://webisa.webdatacommons.org/290787986>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/290787986>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/239355670>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/290787986> .