Instructions: Given a text passage, come up with an appropriate title for it. The title should accurately represent what the main focus of the passage is. The title of a passage may be present in the first few sentences of the passage and/or be referred to multiple times in the passage. The title should be 1-5 words long.
Input: The '' Super Mario Bros. theme '' , officially known as the '' Ground Theme '' ( BGM , Chijo BGM , lit . '' Aboveground BGM '' ) or Overworld Theme , is a musical theme originally heard in the first stage of the 1985 Nintendo Entertainment System video game Super Mario Bros ... It was one of six themes composed for the game by Nintendo sound designer Koji Kondo , who found it to be the most difficult track to compose for it . The theme has a calypso rhythm and usually receives a corresponding orchestration in games whose sound synthesizers can imitate steel drums .
Output:
Super Mario Bros. theme