The themes and variations best describe the form of the The Imperial March. Imperial March cam as a music theme, composed by John Williams and which can be found in the movie The Empire Strikes Back. Basically the song came as a part of the Star Wars franchise.
Its introduction has a repeated set of patterns. This continues to the following lines, with a new melody brought on top. The song has melody played by trumpets and other brass in G minor, which works as a theme for it.
In the variation part of the theme, we find that the music is comparatively quieter than the original part.
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