About: http://webisa.webdatacommons.org/386899041

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	Air for example is a mixture of many substances, including nitrogen, oxygen, and carbon dioxide. 3.
http://www.w3.org/ns/prov#wasQuotedFrom	issuu.com