Assertion: fire escape | /r/AtLocation | place
Facets:
value: for the steel or wrought iron
type: CAUSE
value: for more than a century
type: TEMPORAL
Source sentences:
text: Since fire escapes are exposed to weather at all times and since many fire escapes have been in place for more than a century and the steel or wrought iron of which they are constructed rusts when exposed to weather; they have a record of failure when used by building occupants and by firefighters.