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.

[Q]: All beaks are composed of two jaws , generally known as the upper mandible ( or maxilla ) and lower mandible ( or mandible ) .
[A]: Beaks are made of an upper and lower mandible .


[Q]: The fragments are also sometimes described collectively as the " Cairo Annals Stone " , although the term " Cairo Stone " is also used to mean only those fragments of the Royal Annals now in Cairo .
[A]: The name " Cairo Stone " is also used to mean only those pieces kept in Cairo .


[Q]: Chest wall injuries include rib fractures and flail chest , in which multiple ribs are broken so that a segment of the ribcage is detached from the rest of the chest wall and moves independently .
[A]:
In flail chest multiple ribs are broken move independently of the rib cage .