Assertion: tower's lift | /r/AtLocation | service
Facets:
value: at that time
type: TEMPORAL
Source sentences:
text: The tower opened to public on May 6, nine days after the opening of the exposition, at that time still no lifts were in service, even so, there were still nearly 30,000 visitors climb up to the top of the tower through its staircases, before the lifts entered service on May 26.