<http://webisa.webdatacommons.org/226818923>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/226818923>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<i-programmer.info> .
<http://webisa.webdatacommons.org/prov/209689774>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/226818923> .
<http://webisa.webdatacommons.org/226818923>	<http://www.w3.org/ns/prov#value>	"i.e. statements that use only ORs and NOTs, then there is a very simple and mechanical method of looking at a set of premises and deriving new truths." .