How much do you know about the film, book or album that completes a three-strong popular work?
Good things are said to come in threes - possibly a phrase somebody came up with while watching all of the Back to the Future films in one sitting.
It’s the third instalment that makes a trilogy, and with that in mind, BBC Bitesize is testing your knowledge with this quiz - all about that third element in some of culture’s best-known three-part works.Take this BBC Bitesize quiz and discover how much you really know about the world map and the location of eight different countries.
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