Text: Most of the gambling in Las Vegas is concentrated along the Strip, where nearly twenty major casinos in excess of 100,000 sq ft (9300 sq m) beckon passers-by to lighten their pockets a little and take the chance that they may be among the few who will win the Big One.
Entailment: Most of the gambling on Vegas in on the Strip.
Contradiction: Most of the gambling is on Freemon.