Assertion: ambulance diversion | /r/CapableOf | occur before the ban
Facets:
value: frequently
type: TEMPORAL
value: with spending almost 3,000 hours
type: OTHER
Source sentences:
text: Before the ban, ambulance diversion had occurred frequently, with EDs in the Boston area spending almost 3,000 hours collectively on diversion status in 2007--six times as many hours as ten years before.