I though debate was all about what opposite sides know, and the putting across of opinion where you reach either consensus or impasse, should one side refuse to accept logic, truth and reality.
If it wasn't then "debate" would be
Yes it is
No it isnt
I'm right
No you're not
Yes I am
No you're not
Pepsi is better that Coke *
No it isn't
Yes it is
* It is better - just in case you wanted my considered opinion