Assertion: stairwell | /r/HasProperty | safe
Facets:
value: for over an hour
type: TEMPORAL
value: relatively
type: DEGREE
Source sentences:
text: The stairwell of the 24-storey block was relatively safe for over an hour after fire broke out at 12.54am, Professor David Purser told the inquiry into the tragedy.
text: A stairwell must comply with certain measurements in order to ensure that it is not too steep or too narrow and that it is safe to use.
text: Review the information below to make sure your stairwell is as safe as possible.