About: http://webisa.webdatacommons.org/2579979

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	Most of them are biological or medical in nature, relating to the challenges faced by humans living and working in space.Each activity ends with some sort of quiz or puzzle for which you gain points.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com