he wanted a 'ground breaking' game. We feel this has been achieved due to the development of the 3D technology in the interior sections. Essentially, we're replicating the effects of the Super FX chip in the standard SNES hardware! Everyone seems to be pretty impressed." The game's first-person interior sections were created using texture mapping, a complex technique for the SNES hardware to handle. The first-person segments utilized the effects of the system's Mode 7. The dinosaurs' behavior was based on behavior that was featured in the film. Dinosaurs that were not featured in the film were added into the game for variety. A scene featured earlier in the game's development depicted Grant being eaten by a Tyrannosaurus rex, accompanied by the sound of his bones being crushed. Nintendo requested that the bone-crushing sound effect be removed as it was considered too realistic. The game includes inspiration from the novel, including a mission objective to prevent dinosaurs from escaping to the mainland on a supply ship. The game was mastered in surround sound (Dolby Pro Logic), and its music was composed by Jon Dunn. Jurassic Park was released in the United Kingdom on October 1, 1993, and was also released in the United States that month. The game was released in Europe on December 29, 1993, and on June 24, 1994 in Japan, where it was published by Jaleco. In the United States, Ocean promoted "The Great Dino Egg Hunt", a contest in which people search the game for eight letters placed on the ground around the park. The letters then had to be decoded to reveal a secret message: "Dr. Horner". The answer was a reference to paleontologist Jack Horner, who was a consultant on the film. Two days after the game's release, the eventual winner of the contest correctly guessed the answer after playing the game for 10 hours. The winner was awarded with a $5,000 check. Reception Jurassic Park was praised for its graphics and sound. William Schiffmann of the Associated Press praised the sound effects for being recorded in Dolby Surround, but noted the lack of a password feature, calling it "one of the few drawbacks to an otherwise excellent cart." Though two of the four reviewers for Electronic Gaming Monthly commented that the game is too easy, all but one of the four had an overall positive opinion of the game, particularly praising the sound