<http://webisa.webdatacommons.org/41986907>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/66919337>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/41986907> .
<http://webisa.webdatacommons.org/prov/451450516>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/41986907> .
<http://webisa.webdatacommons.org/41986907>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<hclocal.com> .
<http://webisa.webdatacommons.org/41986907>	<http://www.w3.org/ns/prov#value>	"If not blocked, free radicals may contribute to the development of certain diseases, including cancer and heart disease." .