<http://webisa.webdatacommons.org/148988861>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mathoverflow.net> .
<http://webisa.webdatacommons.org/148988861>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/439126208>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/148988861> .
<http://webisa.webdatacommons.org/148988861>	<http://www.w3.org/ns/prov#value>	"If I have not goofed on some detail, here is an example." .