About: http://webisa.webdatacommons.org/403481088

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	I. Comets consist of a blazing nucleus and a mass of ponderable, separated matter, such as stones, gravel, clay-dust, and gas.
http://www.w3.org/ns/prov#wasQuotedFrom	sacred-texts.com