Oklahoma has the Heisman Trophy winner at quarterback, the best young offensive mind in college football calling plays and a unit that led the nation with 49.5 points per game this season. They are the country’s most dangerous, explosive and exciting team. And according to the oddsmakers, experts and coaches familiar with both teams, the No. 4 Sooners are hopelessly overmatched against No. 1 Alabama in the College Football Playoff semifinal. “Top to bottom,” said an opposing coach familiar with Alabama, “this is the best overall team that they’ve ever had.” That’s why Vegas has installed the Sooners as two-touchdown...