About: http://webisa.webdatacommons.org/69842920

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	it is also possible with simple walls or bars, for example scythe map08, the exit is behind the bars, which lower by W1 action.
http://www.w3.org/ns/prov#wasQuotedFrom	doomworld.com