<http://webisa.webdatacommons.org/prov/272684940>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/183170350> .
<http://webisa.webdatacommons.org/183170350>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/183170350>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nfb.org> .
<http://webisa.webdatacommons.org/183170350>	<http://www.w3.org/ns/prov#value>	"For example, there is a green letter on an aqua square, a red letter on a purple square, and a brown letter on a red square." .