okay yeah you're right that mental strength is a part of sports. I play baseball and you have to stay extremely focused for hours at time in order to win. However, you're just avoiding the argument. Just because other games require mental strength does not mean that a sport can be made out of a game that requires mental strength.
If a -> b & c, and b -> a, does not mean c -> a
There is no way body work without mind and vice versa and that is more on mind about chess towards football or boks.
so then walking is a sport and getting out of bed is a sport because it uses both mind and physical
Well, it's not a physical sport. That is right. Although! Grandmasters burn thousands of calories just thinking during games and tournaments