Definition: Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.
Input: original question: What film format was [Dancing Queen] released in?
answer: 35 mm film
answer type: Film format.
auxiliary information: "Dancing Queen" is a pop song recorded by Swedish pop group ABBA. It was released in August 1976, and is commonly regarded as one of the most successful singles of the 1970s. In 2011, Rolling Stone Magazine listed it as one of the greatest songs of all time. "Dancing Queen" was written by Benny Andersson, Bj√∂rn Ulvaeus and Stig Anderson, and features the shared lead vocal performance of Agnetha F√§ltskog and Anni-Frid Lyngstad. It is considered by many to be one of ABBA's signature songs. "Dancing Queen" was recorded in 1975, and was released on the group's album Arrival the following year. The song was re-released as a single in 1992 to promote the compilation Gold: Greatest Hits.

What is the format of [Dancing Queen]?