About: http://webisa.webdatacommons.org/366153293

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	As described, one of the disputes, between two of the key players, leads to a major rift in the humans to Mars community which must be the reason why there is now a Mars Society and something called the Mars Institute.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.ca