<http://webisa.webdatacommons.org/197595169>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/197595169>	<http://www.w3.org/ns/prov#value>	"X is a member selected from the group consisting of O, F, S, Se, Te and halogens." .
<http://webisa.webdatacommons.org/prov/54831530>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/197595169> .
<http://webisa.webdatacommons.org/197595169>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .