<http://webisa.webdatacommons.org/prov/229010193>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/168103905> .
<http://webisa.webdatacommons.org/168103905>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<clinicaltrials.gov> .
<http://webisa.webdatacommons.org/168103905>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/168103905>	<http://www.w3.org/ns/prov#value>	"Diagnosis of COPD (history, spirometry, symptoms including chronic cough and/or shortness of breath that is worse on exertion and/or excess sputum production)" .