In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Q: Unlike the previous two trilogies, whose films were released approximately three years apart, the sequel films are planned to be released two years apart. Star Wars: The Last Jedi is set for release on December 15, 2017, with Rian Johnson as screenwriter and director. Episode IX was to be directed by Colin Trevorrow; however, in September 2017, Lucasfilm announced that he had departed from the project, and shortly after announced that Abrams would return to direct the film and co-write it with Chris Terrio. The film is scheduled to be released on December 20, 2019.
A:
how many star wars trilogies will there be