OK. And the second use , um , is in FrameNet. It 's slightly different. Oh , I was asking Hans about this. They use it to really mean , um , this  in a frame th this is  the profiles on the  these are the ones that are required. So they have to be there or expressed in some way. Which  which  I 'm not saying one and two are mutually exclusive but they 're  they 're different meanings.
Right.
Mm - hmm.
So the closest thing  so I was thinking about how it relates to this notation. For us , um  OK , so how is it