About: http://webisa.webdatacommons.org/225060198

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Thus, the constituents of the exhaled gas, other than nitrogen, oxygen and carbon dioxide, may be ignored.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com