You will be given a definition of a task first, then some input of the task.
Given a text, write a compressed version of it in a single sentence.

In addition, the 911 system struggled with the volume of calls and rigid standard operating procedures according to which calls conveying crucial information had to wait to be transferred to either EMS or FDNY dispatch.
Output:
In addition, the 911 system struggled with the volume of calls and rigid standard operatins procedures according to whichi calls conveying crucial information.