<http://webisa.webdatacommons.org/174151007>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/174151007>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nih.gov> .
<http://webisa.webdatacommons.org/174151007>	<http://www.w3.org/ns/prov#value>	"The story of how fluoride came to be added to drinking water is an example of how scientists looking for one thing sometimes stumble upon something completely different." .
<http://webisa.webdatacommons.org/prov/226194687>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/174151007> .