Make filtering easier

Summary problem The filter module is awesome. Though, I believe it could be simpler for app user who haven't modeled the base structure. Let's say I have a list of contacts and inside there's a O2M field linked to a collection of Organization. Pretty simple. At the moment, when I'm on the Contacts collection and I want to see only people who are working at "ACME" corp. I can't search (because search doesn't work on relational field) so I have to filter. Alright. But then I start to filter and what happens? Filtering on "Organization" is not enough. I have to go deeper and find the field "Org. name" into the object "Organization" to make my filter... Most users I tested stops at the first layer "Organization" which is totally understandable if they don't have much knowledge with databases. idea A solution could be, as a system admin, to let me define the input "Org. name&quot…