You will be given a definition of a task first, then some input of the task.
In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Since the beginning , the award has commonly been called the Oscar for Best Supporting Actor .
Output:
The Academy Award for Best Supporting Actor ( often referred to as the Oscar for Best Supporting Actor ) is an award presented annually by the Academy of Motion Picture Arts and Sciences ( AMPAS ) .