[9] If you think of this movie as Jaws on land, as director Steven Spielberg has suggested, it can’t quite compare to that masterpiece. The characters aren’t strong enough. But it’s still a hell of a summer event movie, delivering groundbreaking effects and well-choreographed thrills. The Michael Crichton story focuses on an island theme park where a wealthy entrepreneur (Richard Attenborough) has resurrected dinosaurs from …