Indeed, Bouzid Mahyouz was sometimes used as a defensive midfielder, even, occasionally, as central midfielder, while he played in the Moscow Olympics as central defender, a position he occupied in club and who had his preference. He was also quoted by Lakhdar Belloumi in his "dream team" as central defender alongside Oscar (
https://www.sofoot.com/le-onze-de-reve- ... 73843.html -in french). His combativeness and endurance were his main qualities which made me choose the Box to tox card. But as his versatile defender position remains the priority, I agree to replace box to box by anchor man. Thanks for your remarks and advice.