Rolls are another variation on stream, rolls consist of either a (4 3 2 1 4 3 2 1) pattern or a (1 2 3 4 1 2 3 4) pattern. Rolls are generally used in a song when the music is going from a low pitch to a high pitch or vice-versa.
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| http://dbkwik.webdatacommons.org | 18 |