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.

Input: Consider Input: Several radioactive substances are considered carcinogens , but their carcinogenic activity is attributed to the radiation , for example gamma rays and alpha particles , which they emit .

Output: The carcinogens in them are caused by the radiation they release , such as gamma rays or alpha particles .


Input: Consider Input: The 2012 Arab Cup was the tenth edition of the Arab Nations Cup , also referred to as the Arab Cup for national football teams affiliated with the Union of Arab Football Associations ( UAFA ) .

Output: The 2012 Arab Nations Cup ( Arabic : ) was the 10th Arab Nations Cup tournament .


Input: Consider Input: In many countries , Kilometre Zero ( also written " km 0 " ) or similar terms in other languages ( also known as zero mile marker , control stations or control points ) is a particular location ( usually in the nation 's capital city ) from which distances are traditionally measured .


Output: Kilometre zero ( also written " km 0 " , also mile zero , control stations or control points ) is a point from which distances are traditionally measured to other cities and countries ( often in capital cities ) .