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.

Unsportsmanlike conduct ( also called unsporting behaviour or ungentlemanly conduct or bad sportsmanship or poor sportsmanship or anti fair-play ) is a foul or offense in many sports that violates the sport 's generally accepted rules of sportsmanship and participant conduct .
Output:
Unsportsmanlike conduct ( or unsporting behaviour , or ungentlemanly conduct ) describes a kind of action by professional sportspeople .