About: http://webisa.webdatacommons.org/98670160

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 levels have different types of enemies, the second level has enemies that teleport on a cooldown timer making them harder to hit, the 3rd level the aliens pop out of the UFO's and shoot plungers at you.
http://www.w3.org/ns/prov#wasQuotedFrom	reddit.com