So, with my proposed schedule format for the Big Ten of 5 protected conference games and 3 rotating games on an 8-year schedule, here are the games I think should be protected:
Illinois: Indiana, Northwestern, Ohio State, Purdue, Wisconsin
Indiana: Illinois, Michigan, Michigan State, Northwestern, Purdue
Iowa: Minnesota, Nebraska, Oregon, Washington, Wisconsin
Maryland: Northwestern, Penn State, Purdue, Rutgers, USC
Michigan: Indiana, Michigan State, Minnesota, Ohio State, Wisconsin
Michigan State: Indiana, Michigan, Ohio State, Penn State, Purdue
Minnesota: Iowa, Michigan, Nebraska, Penn State, Wisconsin
Nebraska: Iowa, Minnesota, Oregon, Washington, Wisconsin
Northwestern: Illinois, Indiana, Maryland, UCLA, USC
Ohio State: Illinois, Michigan, Michigan State, Penn State, Rutgers
Oregon: Iowa, Nebraska, UCLA, USC, Washington
Penn State: Maryland, Michigan State, Minnesota, Ohio State, Rutgers
Purdue: Illinois, Indiana, Maryland, Michigan State, Rutgers
Rutgers: Maryland, Ohio State, Penn State, Purdue, UCLA
UCLA: Northwestern, Oregon, Rutgers, USC, Washington
USC: Maryland, Northwestern, Oregon, UCLA, Washington
Washington: Iowa, Nebraska, Oregon, UCLA, USC
Wisconsin: Illinois, Iowa, Michigan, Minnesota, Nebraska