PO Approvals: How to use distribution level attributes to route to a first responder approval group?

Summary:

We are attempting to set up approval to route to a first responder approval group using the "project attributes modified" attribute. The idea is that when a buyer changes any of the project information via a change order, it should go for approval. However, this rule is a distribution level attribute, and it appears that the rule is checking each individual distribution to see if the project details have been changed. This is ok when all project details have been changed for all distributions, but if there are any distributions where project details have not changed, the auto approval rule