ingredient and then the third ingredient is this global attention now the global attention uh is selected tokens that are so important and that's you know fixed by the developers that are so important that they are they are connected to everything else so for example in these transformers you often have what's you know this kind of cls token so this is a special token that you prepend to some piece of text and the output of this token is going to be your classification output because you don't want to bind your