About: http://webisa.webdatacommons.org/301091069

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 is composed of different gases, including nitrogen, carbon dioxide, water vapor, oxygen, and others.
http://www.w3.org/ns/prov#wasQuotedFrom	familyeducation.com