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<http://webisa.webdatacommons.org/prov/20972561>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/455747085> .
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<http://webisa.webdatacommons.org/455747085>	<http://www.w3.org/ns/prov#value>	"To help ensure legitimacy and quality, Quora asks some individuals, such as doctors and lawyers, to confirm their expertise.Follow BBC Capital on Twitter @BBC_Capital or join the conversation about this or any other Capital story on Facebook: BBC Capital on Facebook." .
<http://webisa.webdatacommons.org/455747085>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<bbc.com> .