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.

[EX Q]: Japan 's cadre of highly skilled carrier aircrews with which it began the war were , in effect , irreplaceable because of an institutionalised limitation in its training programs and the absence of a pool of experienced reserves or advanced training programs for new airmen .
[EX A]: Japan 's highly skilled carrier aircrews could not be replaced because the training programs could not produce enough new aircrew .

[EX Q]: The thoracic diaphragm , or simply the diaphragm , is a sheet of internal skeletal muscle in humans and other mammals that extends across the bottom of the thoracic cavity .
[EX A]: The diaphragm is a muscle that is at the bottom of the ribcage of mammals .

[EX Q]: Kevin McCarthy , the House Majority Leader was initially viewed as the favorite , but withdrew his name from consideration on October 8 , when the Freedom Caucus refused to support him , and the conference vote was postponed .
[EX A]:
However , due to the opposition of the Freedom Caucus , McCarthy dropped out of the race on October 8 , and the caucus vote was postponed .

