About: http://webisa.webdatacommons.org/230225597

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	The radar reflectivity suggests that the lakes are mainly filled with methane, mixed with a few other heavier hydrocarbons, including ethane and nitrogen-containing compounds.
http://www.w3.org/ns/prov#wasQuotedFrom	arstechnica.com