I would like to discuss a task similar to “Compare the work, not the persuasiveness of the demos.”

The source of the difficulty still needs clarifying.

Possible first output: A comparable evaluation and the conditions that need to be agreed before selecting a supplier.

I would like to check whether this first step fits our task and discuss terms for further work.

Our situation: [add details]
What we want to change: [add details]
What we have tried: [add details]