About: http://webisa.webdatacommons.org/192682434

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	When they have a question mark, you can not know the floor until you start moving the elevator, and you can not stop moving the elevator to do other actions such as evict or order.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com