<http://webisa.webdatacommons.org/prov/498811746>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/223544432> .
<http://webisa.webdatacommons.org/223544432>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/223544432>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<charlespetzold.com> .
<http://webisa.webdatacommons.org/223544432>	<http://www.w3.org/ns/prov#value>	"Newton's concepts of God's role in creating and maintaining the universe are revealed more in letters and other works than in the Principia." .