About: http://webisa.webdatacommons.org/101488472

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	Comets are covered in ice or other frozen substances that flow off the comet as it orbits the sun.
http://www.w3.org/ns/prov#wasQuotedFrom	etbu.edu