You will be given a definition of a task first, then some input of the task.
In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

He acknowledged the heavy moral sacrifice that giving up Stalingrad would mean , but this would be made easier to bear by conserving the combat power of the Sixth Army and regaining the initiative .
Output:
He said that giving up Stalingrad would be a difficult loss , but that it would keep the Sixth Army intact .