About: http://webisa.webdatacommons.org/419944221

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	Below is a comparison chart so the you can get an idea of how much smaller Mars is than Earth
http://www.w3.org/ns/prov#wasQuotedFrom	universetoday.com