sentences:  The park's parent company, Village Roadshow Theme Parks, previously opened "Lassiter's Lost Mine" at Sea World in 1987, which utilised the same in-house ride system used on the "Looney Tunes River Ride".The ride system was designed by Australian Electric Vehicles and controlled by ASI systems from Anitech Systems Inc.The ride had easily spotted sensors that would trigger the animatronics' movements and voices when a boat passed them from below, and its fourteen boats catered for 16 riders distributed in rows of 4.