sentences:  When he arrived Chopper found himself surrounded by such surfing legends as Dak Goodvibes, Johnny Cuba and the world champion Yogi Yakamoto, and within an hour was competing against them in a race of suicidal proportions.Tackling set obstacles and avoiding gunfire from the Judges, the surfers sped through the future city, many falling along the way until there were only two men still with a real chance of winning the race – Yogi Yakamoto and Chopper.The final obstacle – surfing in the notorious Manfred Fox tunnel against the flow of high-speed traffic – served as the backdrop of what was later called by many as the single greatest example of surfing ever seen when Yogi Yakamoto fell after being clipped by a large vehicle and was left struggling to his feet as another large vehicle hurtled towards him.