<http://webisa.webdatacommons.org/242801855>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wordpress.com> .
<http://webisa.webdatacommons.org/prov/481415679>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/242801855> .
<http://webisa.webdatacommons.org/242801855>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/242801855>	<http://www.w3.org/ns/prov#value>	"Among these documents was a letter, written in 1961 to ???A Future Generation:???" .