Not to defend Butch. In fact, take Butch out of the conversation.
But it's not a simple feat. Primarily because there's another D1 coach on the opposite sideline trying to do the exact same thing.
Makes it far from simple. Makes it football.
In the context of "Run game" -- every opposing D1 Butch faced last year was certainly (above and beyond the norm) able to accomplish this, against him.