[Composition] The super grand etude for the technique (My old piano piece - 2009)

My old piece (created in 2009) found on my old USB drive.
I remember that the theme at the beginning was taken from the drama ost.
Played by: Computer
Sheet music: drive.google.com/file/d/1ddQl...

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1:18 best Part

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Dudeee The arps, Chords, leaps and Polyrythm 😰