Events are identical if their names (AT_OBJNAME attribute type) are identical. The spelling is case-sensitive. If the events have preceding and/or following functions, at least one of the functions preceding or following the events must be identical. Possible rules between events and functions are not taken into account in the equality check.
Example
The two process instances shown are to be aggregated:
In the aggregated EPC, the two EVT_2 events are not merged because although both events are preceded by the same function, they are not followed by at least one identical function: