Complex sentence: On July 23,2016, Disney announced that "The Twilight Zone" Tower of Terror would be transformed into, scheduled to open in summer 2017, and will utilize the existing ride system from Tower of Terror.
Split into simpler sentences: On July 23,2016, Disney announced that "The Twilight Zone" Tower of Terror would be transformed into, scheduled to open in summer 2017. It will utilize the existing ride system from Tower of Terror.