About: http://webisa.webdatacommons.org/159020351

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	They are made of rock, dust, water-ice, and frozen gases such as carbon monoxide, carbon dioxide, methane and ammonia.
http://www.w3.org/ns/prov#wasQuotedFrom	modernsurvivalblog.com