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]: 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 ) .
[A]: The 2012 Arab Nations Cup ( Arabic : ) was the 10th Arab Nations Cup tournament .

[Q]: Wave particle duality is the concept in quantum mechanics that every particle or quantum entity may be partly described in terms not only of particles , but also of waves .
[A]: Wave particle duality means that all particles show both wave and particle properties .

[Q]: In classical antiquity , Illyria ( ; , " Illyri a " or , " Illyri s " ; , see also : " Illyricum " ) was a region in the western part of the Balkan Peninsula inhabited by numerous tribes of people collectively known as the Illyrians .
[A]:
Illyria was an ancient region in the western part of today 's Balkan Peninsula .