About: http://webisa.webdatacommons.org/431165474

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	Money is earned by destroying enemies and grabbing bonuses, which is then used to purchase upgrades such as weapons, shields, energy generators, and different ships from interlevel menus.
http://www.w3.org/ns/prov#wasQuotedFrom	oesf.org