Home : Tune Toys : Expresso 
  Expresso takes a simple musical expression (literally "X") and mutates it. In each generation, transformations are applied to components of the expression. This is a fractal technique known as an L-system. The more generations there are, the larger and more complex the expression gets (and the longer it can take to compute). The output varies wildly, from boring to fascinating. Press "Mutate" a few times till you get something that looks interesting, then click on the image to play it. See Composer's Quarry for examples of output.

Transformations:
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Phrase for X:
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After 17 generations the expression "X" became this:
((((step(transpose(((shuffle(arpeggio(arpeggio(echo(transpose(X,-5) ,4,6) ) ) ) +transpose(shuffle(echo(echo(transpose(transpose(X,4) ,-7) ,4,6) ,4,6) ) ,4) ) +transpose(arpeggio(((step((transpose(echo(X,4,6) ,-7) |step(arpeggio(X) ,12) ) ,12) +transpose(step(((echo(X,4,6) +transpose(echo(step(X,12) ,4,6) ,12) ) |(X|shuffle(X) ) ) ,12) ,4) ) +transpose(echo((X+transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,4,6) ,7) ) ) ,7) ) ,-7) ,12) +transpose(transpose(shuffle(shuffle(arpeggio(((((echo(shuffle(X) ,4,6) +transpose(shuffle(shuffle(((X|X) +transpose(transpose(X,4) ,12) ) ) ) ,4) ) +transpose(((shuffle(X) +transpose(arpeggio((X|shuffle(X) ) ) ,4) ) +transpose(shuffle(echo(X,4,6) ) ,7) ) ,7) ) +transpose(echo(transpose(step(((shuffle(X) |X) +(X|X) ) ,12) ,4) ,4,6) ,7) ) +arpeggio(arpeggio((transpose(X,-5) +transpose(arpeggio(arpeggio(step(X,12) ) ) ,12) ) ) ) ) ) ) ) ,-5) ,4) ) +transpose(((transpose(step((shuffle((echo(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-5) ,4,6) +transpose(transpose(transpose((X+transpose(X,12) ) ,-5) ,-7) ,7) ) ) +transpose((((transpose(echo((X+transpose(X,7) ) ,4,6) ,-7) +transpose(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-5) ,4) ) +transpose(step(echo(X,4,6) ,12) ,7) ) +((step(X,12) +(X+X) ) +transpose((arpeggio(X) |transpose(X,4) ) ,-5) ) ) ,-7) ) ,12) ,-5) |echo((transpose(arpeggio((step((echo((arpeggio((X+X) ) +transpose(transpose(transpose(X,4) ,-5) ,12) ) ,4,6) +shuffle(transpose(arpeggio(shuffle(X) ) ,-7) ) ) ,12) +transpose(((arpeggio(arpeggio(step(X,12) ) ) +transpose(((arpeggio((X+transpose(X,7) ) ) +(X+transpose(X,7) ) ) +transpose(arpeggio((X+X) ) ,7) ) ,4) ) +transpose(step(transpose(X,-5) ,12) ,7) ) ,4) ) ) ,-7) |((transpose((((shuffle(transpose(step(X,12) ,-7) ) +transpose(((transpose(shuffle(X) ,-7) +transpose(transpose(X,-7) ,4) ) +transpose((arpeggio(X) +transpose(X,4) ) ,7) ) ,4) ) +transpose(echo(((X+((X+transpose(X,4) ) +transpose(X,7) ) ) |(X+transpose(transpose(X,4) ,7) ) ) ,4,6) ,7) ) |echo(shuffle(arpeggio(step(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ) ) ,4,6) ) ,-7) +transpose(step(arpeggio(transpose(transpose(((X+X) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ) ,4) ,-7) ) ,12) ,4) ) +transpose(((step(echo((arpeggio(X) |((echo((X|X) ,4,6) +transpose(arpeggio(echo(X,4,6) ) ,4) ) +transpose(transpose(echo(shuffle(X) ,4,6) ,4) ,7) ) ) ,4,6) ,12) +transpose(step(((((echo(echo(X,4,6) ,4,6) |(X+X) ) +transpose(arpeggio(X) ,4) ) +transpose(echo((echo(X,4,6) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ) ,4,6) ,7) ) +transpose(transpose(step(arpeggio(X) ,12) ,-7) ,7) ) ,12) ,4) ) +transpose(((shuffle(transpose(((echo(X,4,6) +transpose(echo(((X+transpose(X,4) ) +transpose(X,7) ) ,4,6) ,4) ) +transpose(((shuffle(X) +transpose((X+transpose(X,12) ) ,4) ) +transpose(echo(X,4,6) ,7) ) ,7) ) ,-7) ) +transpose(step(((arpeggio(X) +transpose(X,4) ) +transpose(X,7) ) ,12) ,4) ) +transpose(step(((shuffle(X) +transpose((X+transpose(X,12) ) ,4) ) +transpose(X,7) ) ,12) ,7) ) ,7) ) ,7) ) ) ,4,6) ) +transpose(transpose((shuffle(shuffle((transpose(X,4) |echo(transpose((X|arpeggio(X) ) ,4) ,4,6) ) ) ) +shuffle(((((step(step(X,12) ,12) |(X+transpose(X,12) ) ) +transpose(echo(arpeggio(X) ,4,6) ,4) ) +transpose(step(arpeggio(X) ,12) ,7) ) |arpeggio(step(arpeggio(echo(shuffle(X) ,4,6) ) ,12) ) ) ) ) ,-7) ,7) ) ,7) ) +transpose(shuffle(((((arpeggio((((shuffle(transpose(X,4) ) |step((step(transpose(X,-5) ,12) +transpose(shuffle(shuffle(X) ) ,12) ) ,12) ) +transpose(echo(echo(X,4,6) ,4,6) ,4) ) +transpose(shuffle((((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(shuffle(X) ,12) ) +transpose((transpose(X,-7) +transpose(transpose(X,4) ,7) ) ,4) ) +transpose(echo((X+transpose(X,12) ) ,4,6) ,7) ) ) ,7) ) ) |(echo(shuffle(step(((((X+transpose(X,4) ) +transpose(X,7) ) +((arpeggio(transpose(X,-5) ) +transpose(shuffle(X) ,12) ) +transpose(((step(X,12) +transpose(transpose(X,-7) ,4) ) +transpose(X,7) ) ,7) ) ) |arpeggio(transpose(X,4) ) ) ,12) ) ,4,6) |transpose((step(((X+transpose(X,4) ) +transpose(X,7) ) ,12) +transpose(transpose(((step(X,12) +transpose((X|X) ,7) ) +transpose(shuffle(shuffle(X) ) ,12) ) ,-7) ,12) ) ,-5) ) ) +((step(((transpose(step(transpose(arpeggio(echo(echo((X+transpose(X,7) ) ,4,6) ,4,6) ) ,4) ,12) ,-5) +transpose(shuffle(((transpose(transpose((transpose(X,-5) +step(X,12) ) ,-5) ,-5) +transpose(arpeggio((echo(X,4,6) +(X+X) ) ) ,4) ) +transpose(transpose(((echo(X,4,6) +transpose(X,4) ) +transpose(echo(X,4,6) ,7) ) ,-5) ,7) ) ) ,4) ) +transpose((transpose(((transpose(((arpeggio(step(X,12) ) +transpose(((X+transpose(transpose(X,-5) ,4) ) +transpose(X,7) ) ,4) ) +transpose(transpose((X+transpose(X,12) ) ,-5) ,7) ) ,-5) |transpose(((X+((X+transpose(X,4) ) +transpose(X,7) ) ) +transpose(X,4) ) ,-5) ) +step((X|(X+transpose(X,7) ) ) ,12) ) ,4) +transpose((shuffle((transpose(step(transpose(X,-5) ,12) ,-7) +transpose((shuffle(X) +step(transpose(X,-7) ,12) ) ,12) ) ) +arpeggio(((shuffle(echo(X,4,6) ) +transpose(arpeggio(shuffle((arpeggio(X) +transpose(X,4) ) ) ) ,4) ) +transpose(echo(shuffle(X) ,4,6) ,7) ) ) ) ,12) ) ,7) ) ,12) +transpose(transpose((step(((echo(transpose(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-7) ,-5) ,4,6) +transpose(shuffle(step(X,12) ) ,4) ) +transpose((((X|arpeggio(X) ) |shuffle(X) ) |(X+transpose(X,7) ) ) ,7) ) ,12) |((transpose((((transpose(X,-5) +X) +transpose((X+transpose(X,12) ) ,-5) ) +transpose(echo(transpose(X,4) ,4,6) ,7) ) ,4) +transpose(step(transpose(arpeggio(arpeggio(step(X,12) ) ) ,4) ,12) ,4) ) +transpose(step(((echo(X,4,6) +transpose(X,4) ) +transpose(X,7) ) ,12) ,7) ) ) ,4) ,4) ) +transpose(transpose(step((shuffle(transpose(arpeggio(((shuffle(transpose(X,-7) ) +transpose(transpose(transpose(arpeggio(X) ,-7) ,-7) ,4) ) +transpose(X,7) ) ) ,4) ) +transpose(shuffle(echo((((X+transpose(X,7) ) +transpose(X,12) ) +echo(step(step(X,12) ,12) ,4,6) ) ,4,6) ) ,7) ) ,12) ,-5) ,7) ) ) +transpose((shuffle(transpose((transpose(step(shuffle(transpose(echo(X,4,6) ,-5) ) ,12) ,-5) +transpose(transpose(step((X|X) ,12) ,4) ,4) ) ,4) ) +transpose(((shuffle(step(((echo(step((X+X) ,12) ,4,6) +transpose(step((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(arpeggio(((X+transpose(X,4) ) +transpose(X,7) ) ) ,7) ) ,12) ,4) ) +transpose((echo(arpeggio(X) ,4,6) +(X|X) ) ,7) ) ,12) ) +transpose(transpose(transpose(transpose((((transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-7) +X) |echo(transpose(X,-7) ,4,6) ) +transpose((transpose((X+X) ,-7) |transpose((X+transpose(step(X,12) ,7) ) ,-7) ) ,7) ) ,-5) ,-7) ,4) ,4) ) +transpose(echo((transpose(((((X+X) +transpose(step(X,12) ,4) ) +transpose(X,7) ) +transpose(arpeggio(((X+transpose(X,4) ) +transpose(step(X,12) ,7) ) ) ,7) ) ,4) +echo(echo(echo(arpeggio(echo(X,4,6) ) ,4,6) ,4,6) ,4,6) ) ,4,6) ,7) ) ,-5) ) ,4) ) +transpose(step(arpeggio((step(((transpose(X,-7) +transpose(transpose(transpose(X,-7) ,-5) ,12) ) +(shuffle(shuffle(X) ) +transpose((echo((X|X) ,4,6) |arpeggio(X) ) ,4) ) ) ,12) +transpose(transpose((((arpeggio(((X+X) +transpose(X,12) ) ) +shuffle(step(transpose(X,-5) ,12) ) ) +transpose(transpose(shuffle(((transpose(X,-7) +transpose(echo(echo(X,4,6) ,4,6) ,4) ) +transpose(arpeggio(transpose(X,4) ) ,7) ) ) ,4) ,7) ) +transpose(step(shuffle(echo(echo(shuffle(X) ,4,6) ,4,6) ) ,12) ,7) ) ,-7) ,12) ) ) ,12) ,7) ) ) ,4) ) +transpose(transpose(transpose(arpeggio(echo((shuffle(((arpeggio(step((((shuffle(X) +transpose(X,4) ) +transpose((X|X) ,7) ) +transpose(echo((X+transpose(X,7) ) ,4,6) ,7) ) ,12) ) +transpose(transpose(step(transpose(shuffle(shuffle(X) ) ,-5) ,12) ,4) ,12) ) |transpose((shuffle(X) +transpose(arpeggio(echo(X,4,6) ) ,7) ) ,4) ) ) +transpose(transpose(step((transpose(echo(((X+transpose(((transpose((X+X) ,-5) +transpose(step(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ,4) ) +transpose(step(step(X,12) ,12) ,7) ) ,4) ) +transpose(((X+transpose(X,4) ) +transpose((X+transpose(X,7) ) ,7) ) ,7) ) ,4,6) ,4) +shuffle(arpeggio(step(X,12) ) ) ) ,12) ,-7) ,12) ) ,4,6) ) ,-5) ,-5) ,7) )
random seed used was 16

NOTE: Generated phrase was too large ( 16635 ) , it has been truncated at 5000 notes. EXPR = shuffle(arpeggio((echo((step(shuffle(((((shuffle(echo((transpose(X,-5) |(((X+transpose(X,4) ) +transpose(X,7) ) +transpose(step(X,12) ,12) ) ) ,4,6) ) +transpose(shuffle(((arpeggio(X) +transpose(echo((X+X) ,4,6) ,4) ) +transpose(transpose(shuffle(X) ,-5) ,7) ) ) ,4) ) +transpose(((echo(X,4,6) +transpose((X+transpose(arpeggio(X) ,12) ) ,4) ) +transpose(echo(echo(arpeggio(X) ,4,6) ,4,6) ,7) ) ,7) ) +transpose(((arpeggio(echo(shuffle(X) ,4,6) ) +transpose(((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(arpeggio(step(arpeggio((X+transpose(X,7) ) ) ,12) ) ,4) ) +transpose(shuffle((arpeggio(step(X,12) ) +echo(step(X,12) ,4,6) ) ) ,7) ) ,4) ) +transpose(((step((arpeggio(X) |echo(X,4,6) ) ,12) +transpose(((transpose(X,4) +transpose(transpose(arpeggio(X) ,-7) ,4) ) +transpose(echo(echo(echo(shuffle(X) ,4,6) ,4,6) ,4,6) ,7) ) ,4) ) +transpose(transpose(X,-7) ,7) ) ,7) ) ,4) ) +transpose((arpeggio((X+transpose(X,12) ) ) |shuffle(((X+transpose(X,4) ) +transpose(X,7) ) ) ) ,7) ) ) ,12) +arpeggio(arpeggio((transpose(arpeggio(step((((X+X) +transpose(X,7) ) +transpose(transpose(echo(X,4,6) ,-7) ,7) ) ,12) ) ,-5) +transpose(arpeggio(shuffle(transpose(shuffle(((((X+X) +transpose(transpose(X,-7) ,4) ) +transpose(transpose((X+X) ,-5) ,7) ) |shuffle(X) ) ) ,4) ) ) ,12) ) ) ) ) ,4,6) +transpose(shuffle(shuffle(transpose(transpose(step(step(shuffle(step(shuffle(X) ,12) ) ,12) ,12) ,4) ,-5) ) ) ,7) ) ) )
random seed used was 0 EXPR = ((echo((transpose(transpose((shuffle(shuffle((step(X,12) +X) ) ) +transpose((arpeggio(step(X,12) ) +transpose(transpose(X,4) ,7) ) ,7) ) ,4) ,-5) |shuffle(step((transpose(step(arpeggio(transpose(echo(X,4,6) ,-7) ) ,12) ,-7) +echo(arpeggio((((X+transpose(X,4) ) +transpose(X,7) ) +transpose((X+X) ,7) ) ) ,4,6) ) ,12) ) ) ,4,6) +transpose(transpose(transpose(transpose(transpose((transpose((transpose((((X+transpose(X,12) ) +transpose(((step(X,12) +transpose((X+X) ,4) ) +transpose(X,7) ) ,4) ) +transpose(((X+X) +transpose(transpose(X,-7) ,7) ) ,7) ) ,-7) +(((X+transpose(X,7) ) +transpose(X,4) ) +transpose(((echo(X,4,6) +transpose(shuffle(X) ,4) ) +transpose(X,7) ) ,7) ) ) ,4) |(arpeggio(transpose(step((transpose(transpose(X,-5) ,-7) +transpose(shuffle(echo(X,4,6) ) ,7) ) ,12) ,-5) ) |transpose(echo((transpose((((X+transpose(X,7) ) +transpose(X,4) ) +transpose(X,7) ) ,4) +step(((echo(X,4,6) +transpose(echo(arpeggio(X) ,4,6) ,4) ) +transpose(shuffle(transpose(X,4) ) ,7) ) ,12) ) ,4,6) ,-5) ) ) ,-7) ,4) ,4) ,-5) ,4) ) +transpose((((transpose(((echo(transpose((arpeggio((((X+transpose((((((X+transpose(X,4) ) +transpose(X,7) ) +arpeggio(X) ) +transpose(arpeggio(arpeggio(X) ) ,4) ) +transpose((X+transpose(X,7) ) ,7) ) ,4) ) +transpose(transpose(transpose((X|X) ,-5) ,-5) ,7) ) +transpose((arpeggio(X) +(X+((X+transpose(X,4) ) +transpose(X,7) ) ) ) ,7) ) ) +(((X|arpeggio(X) ) +transpose(shuffle(((transpose((X|X) ,4) +transpose(step(X,12) ,4) ) +transpose(echo((X+X) ,4,6) ,7) ) ) ,4) ) +transpose(shuffle(echo(X,4,6) ) ,7) ) ) ,-7) ,4,6) +transpose((((transpose(arpeggio(X) ,-7) +transpose(step(X,12) ,4) ) +transpose((X|shuffle(X) ) ,7) ) +((arpeggio(transpose((X+transpose(X,12) ) ,4) ) +transpose(echo(transpose(X,4) ,4,6) ,4) ) +transpose(step((X+transpose((X+X) ,12) ) ,12) ,7) ) ) ,4) ) +transpose(step(transpose((((shuffle((X+transpose(X,7) ) ) +echo(X,4,6) ) +(((X+transpose(step(X,12) ,12) ) +transpose(X,4) ) +transpose(arpeggio(X) ,7) ) ) +transpose(echo(shuffle(transpose(X,-7) ) ,4,6) ,12) ) ,-7) ,12) ,7) ) ,4) |step(((((arpeggio(((echo(transpose(step(X,12) ,-7) ,4,6) +transpose(transpose(step((X+transpose(X,7) ) ,12) ,4) ,4) ) +transpose(transpose(arpeggio(X) ,-5) ,7) ) ) +transpose(transpose(transpose(arpeggio(echo((X+X) ,4,6) ) ,-5) ,-7) ,12) ) +transpose(shuffle(echo(echo(transpose(transpose(transpose(X,-7) ,-7) ,-7) ,4,6) ,4,6) ) ,4) ) +transpose((echo(shuffle((echo(arpeggio(shuffle(X) ) ,4,6) +transpose((step(transpose(X,-5) ,12) |(X+((X+transpose(X,4) ) +transpose(X,7) ) ) ) ,7) ) ) ,4,6) +transpose(arpeggio((arpeggio(X) |(echo(((transpose(X,-7) +transpose(step(X,12) ,4) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,4,6) +transpose(step(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-7) ,12) ,12) ) ) ) ,12) ) ,7) ) +transpose((step((arpeggio(echo(X,4,6) ) +transpose(arpeggio(step(echo(arpeggio(X) ,4,6) ,12) ) ,12) ) ,12) +step(echo(shuffle(((X+transpose(X,4) ) +transpose(X,7) ) ) ,4,6) ,12) ) ,7) ) ,12) ) +transpose(shuffle(((transpose(step(transpose(((arpeggio(transpose(X,-5) ) +transpose(step(transpose(transpose((X+transpose(X,12) ) ,-5) ,-7) ,12) ,7) ) +((arpeggio(X) |arpeggio(X) ) |(transpose((((X+transpose((X+transpose(X,12) ) ,12) ) +transpose(((X+transpose(X,12) ) |X) ,4) ) +transpose(step(X,12) ,7) ) ,-5) +transpose(((transpose(((echo(step(X,12) ,4,6) +transpose((X+transpose(X,7) ) ,4) ) +transpose((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(step(X,12) ,7) ) ,7) ) ,-7) +transpose(shuffle((shuffle(X) |(arpeggio(X) +X) ) ) ,4) ) +transpose(shuffle(transpose(X,-5) ) ,7) ) ,12) ) ) ) ,4) ,12) ,-7) +transpose(echo(((((shuffle(transpose(((((X+transpose(transpose(step(X,12) ,4) ,4) ) +transpose((step(X,12) |transpose(transpose(X,-7) ,-5) ) ,7) ) +transpose(((step((shuffle(X) +transpose(X,-5) ) ,12) +transpose(echo(arpeggio(step(X,12) ) ,4,6) ,4) ) +transpose(transpose((X+X) ,4) ,7) ) ,4) ) +transpose((echo(transpose(((X+transpose((X|X) ,4) ) +transpose(X,7) ) ,-7) ,4,6) +transpose((transpose(shuffle(shuffle(X) ) ,4) +(arpeggio(X) +transpose(arpeggio(X) ,7) ) ) ,12) ) ,7) ) ,4) ) +transpose(((step(((((step(X,12) +transpose((X+transpose(X,7) ) ,7) ) +(((X+X) +transpose(transpose(X,4) ,4) ) +transpose(X,7) ) ) +transpose(((((transpose((X+X) ,-5) +transpose(X,4) ) +transpose(X,7) ) +transpose(arpeggio(transpose(X,-7) ) ,4) ) +transpose(echo(shuffle(X) ,4,6) ,7) ) ,4) ) +transpose(shuffle(((((X+transpose(echo(X,4,6) ,4) ) +transpose(X,7) ) +transpose((arpeggio(X) +step(X,12) ) ,12) ) +transpose((transpose(step(X,12) ,4) |transpose(X,4) ) ,7) ) ) ,7) ) ,12) +transpose(transpose(step(((((X+X) +transpose((transpose(X,-7) |X) ,4) ) +transpose(arpeggio(X) ,7) ) |((X|X) +transpose((echo(((X+transpose(X,4) ) +transpose(X,7) ) ,4,6) +transpose(X,7) ) ,12) ) ) ,12) ,-5) ,4) ) +transpose(echo(echo(((X+transpose(X,-7) ) +transpose(((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(transpose(X,-7) ,4) ) +transpose(step(X,12) ,7) ) ,12) ) ,4,6) ,4,6) ,7) ) ,4) ) +transpose(step((arpeggio((arpeggio(arpeggio(X) ) +((X+transpose(X,12) ) +transpose(step((X+transpose(X,12) ) ,12) ,12) ) ) ) |((step(X,12) +transpose(X,12) ) +transpose((step(step(transpose(X,4) ,12) ,12) +(((X|X) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) +step(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ) ) ,7) ) ) ,12) ,7) ) +transpose(transpose(echo((((transpose(((X+transpose(X,-5) ) |shuffle((X+transpose(X,12) ) ) ) ,-7) +transpose(transpose(X,-5) ,4) ) +transpose((arpeggio(echo(X,4,6) ) +transpose(transpose(transpose(transpose(X,4) ,4) ,-7) ,12) ) ,7) ) |(((((arpeggio(shuffle(X) ) +transpose(arpeggio(shuffle(X) ) ,4) ) +transpose(shuffle(arpeggio(X) ) ,7) ) +transpose(step((((step(X,12) +transpose(transpose(transpose(X,4) ,-7) ,7) ) +transpose((((X+transpose(X,12) ) +transpose(echo(X,4,6) ,4) ) +transpose((X+transpose(X,12) ) ,7) ) ,4) ) +transpose(transpose((X+X) ,-7) ,7) ) ,12) ,4) ) +transpose(transpose((shuffle(X) +transpose((X|shuffle(X) ) ,12) ) ,4) ,7) ) +echo(transpose(((transpose(X,-5) +transpose(transpose(X,4) ,4) ) +transpose(step((((X+transpose(X,7) ) +transpose(step(X,12) ,4) ) +transpose((X|X) ,7) ) ,12) ,7) ) ,-5) ,4,6) ) ) ,4,6) ,-5) ,4) ) +transpose(arpeggio((((transpose(step(echo(transpose(echo(X,4,6) ,-7) ,4,6) ,12) ,-7) +shuffle(((echo((X+X) ,4,6) +transpose(step(X,12) ,4) ) +transpose(transpose(echo(X,4,6) ,-7) ,7) ) ) ) +transpose(step(transpose(echo(step((shuffle(X) |X) ,12) ,4,6) ,4) ,12) ,4) ) +transpose(step(arpeggio(shuffle(shuffle(X) ) ) ,12) ,7) ) ) ,7) ) ,4,6) ,4) ) +transpose(step(transpose(transpose(arpeggio(X) ,4) ,4) ,12) ,7) ) ) ,4) ) +transpose(step(arpeggio(((step((step(((((step(X,12) |(X+transpose(step(X,12) ,12) ) ) +transpose(((X|X) +transpose(transpose(X,-7) ,4) ) ,12) ) +transpose((((arpeggio(X) +transpose((X|X) ,7) ) +transpose(shuffle(X) ,12) ) +transpose(X,-5) ) ,4) ) +transpose(transpose(echo(X,4,6) ,4) ,7) ) ,12) |arpeggio((transpose((((X+transpose(X,12) ) +transpose(echo(transpose(X,-7) ,4,6) ,4) ) +transpose((X+transpose(X,7) ) ,7) ) ,-7) +transpose(((transpose(transpose(X,4) ,-7) +transpose(X,4) ) +transpose(transpose(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ,4) ,7) ) ,7) ) ) ) ,12) +transpose(transpose(transpose((arpeggio(X) +transpose(X,-5) ) ,-7) ,-7) ,12) ) +transpose(transpose(echo(transpose((transpose((X|X) ,4) +transpose(((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(step(X,12) ,4) ) +transpose(transpose(X,4) ,7) ) ,7) ) ,4) ,4,6) ,4) ,12) ) ) ,12) ,7) ) ,7) )
random seed used was 0

NOTE: Generated phrase was too large ( 11976 ) , it has been truncated at 5000 notes. EXPR = ((((arpeggio(((echo((echo(echo(shuffle(echo(X,4,6) ) ,4,6) ,4,6) |transpose(((arpeggio(X) +transpose(((X+transpose(X,7) ) +transpose(X,12) ) ,4) ) +transpose((((echo(X,4,6) +transpose(step(X,12) ,4) ) +transpose(shuffle(X) ,7) ) |arpeggio(echo(X,4,6) ) ) ,7) ) ,4) ) ,4,6) +transpose((echo(transpose((transpose(X,-5) +transpose(transpose(X,4) ,7) ) ,4) ,4,6) +((echo(transpose(X,-5) ,4,6) +transpose((echo(X,4,6) +transpose(X,7) ) ,4) ) +transpose(echo((arpeggio(transpose(X,-5) ) +transpose(shuffle((X+transpose(X,7) ) ) ,12) ) ,4,6) ,7) ) ) ,12) ) +transpose(((echo(arpeggio((arpeggio(((X+transpose(X,4) ) +transpose(X,7) ) ) +(transpose(X,4) |transpose(X,-7) ) ) ) ,4,6) +transpose(transpose(transpose(X,-5) ,4) ,4) ) +transpose(echo((arpeggio(shuffle(X) ) +X) ,4,6) ,7) ) ,7) ) ) +transpose(arpeggio(step(arpeggio((step(echo(shuffle(step(arpeggio(X) ,12) ) ,4,6) ,12) +(transpose(transpose(X,-7) ,4) +transpose(((step(X,12) +transpose(transpose(transpose(X,-5) ,-5) ,4) ) +transpose((X+X) ,7) ) ,12) ) ) ) ,12) ) ,12) ) +transpose(arpeggio(shuffle((((((transpose(arpeggio(step(step(X,12) ,12) ) ,-5) |step((((((step(X,12) +transpose(step((X+X) ,12) ,4) ) +transpose((X+X) ,7) ) +transpose(echo(X,4,6) ,4) ) +transpose(transpose(transpose(X,4) ,-7) ,7) ) |step((X+transpose(transpose(X,4) ,7) ) ,12) ) ,12) ) +transpose(echo((shuffle(arpeggio(shuffle(X) ) ) +transpose(step(transpose(echo(X,4,6) ,4) ,12) ,-5) ) ,4,6) ,4) ) +transpose(transpose(step(arpeggio(transpose(((((X+transpose(X,4) ) +transpose(X,7) ) |arpeggio(X) ) +shuffle(X) ) ,-5) ) ,12) ,4) ,7) ) +transpose(shuffle(shuffle(((arpeggio(shuffle(X) ) +transpose(arpeggio(X) ,4) ) +transpose(shuffle(echo(X,4,6) ) ,7) ) ) ) ,4) ) +transpose(transpose(shuffle(((step(shuffle(step(X,12) ) ,12) +transpose(transpose(X,4) ,4) ) +transpose((((X|X) +transpose(X,4) ) +transpose(shuffle(transpose(arpeggio(X) ,4) ) ,7) ) ,7) ) ) ,-7) ,7) ) ) ) ,4) ) +transpose(transpose(step(step((((step(((echo(X,4,6) +transpose(X,4) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,12) +transpose(transpose(echo(X,4,6) ,-7) ,4) ) +transpose(step(X,12) ,7) ) +(arpeggio((transpose((X+X) ,4) +echo(X,4,6) ) ) +((arpeggio(X) +transpose(X,4) ) +transpose(transpose(shuffle((X|X) ) ,-7) ,7) ) ) ) ,12) ,12) ,4) ,7) ) |(shuffle(((transpose((((step(((((X+transpose(X,4) ) +transpose(X,7) ) +arpeggio(X) ) |step(transpose(X,-5) ,12) ) ,12) |echo(shuffle(((X+transpose(X,4) ) +transpose(step(X,12) ,7) ) ) ,4,6) ) +transpose(shuffle(((transpose(X,-5) +transpose((X|echo(X,4,6) ) ,4) ) +transpose((X|X) ,7) ) ) ,4) ) +transpose(((transpose(echo(((shuffle(X) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ) +transpose(echo(X,4,6) ,7) ) ,4,6) ,4) +transpose(transpose(shuffle(shuffle(X) ) ,-5) ,4) ) +transpose(echo((((X+transpose(X,7) ) +transpose(arpeggio(X) ,4) ) +transpose((X|X) ,7) ) ,4,6) ,7) ) ,7) ) ,-7) +step(echo(arpeggio((((((X|X) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ) +shuffle((transpose(X,4) +transpose(shuffle(X) ,12) ) ) ) +transpose(echo(echo(((arpeggio(echo(X,4,6) ) +transpose(transpose(echo(X,4,6) ,4) ,4) ) +transpose(X,7) ) ,4,6) ,4,6) ,4) ) +transpose(transpose(arpeggio(transpose((transpose(X,4) |transpose(X,4) ) ,-7) ) ,4) ,7) ) ) ,4,6) ,12) ) |arpeggio(shuffle((echo(X,4,6) +transpose((X+transpose(X,7) ) ,7) ) ) ) ) ) +transpose(shuffle((((transpose(step(step((transpose(X,-7) +X) ,12) ,12) ,-5) +step(step(transpose(transpose(X,4) ,4) ,12) ,12) ) |((shuffle(transpose(step(((X+X) +transpose(X,12) ) ,12) ,-7) ) +transpose(transpose(arpeggio((transpose(X,4) |X) ) ,-5) ,4) ) +transpose(arpeggio(transpose((echo(echo((X|X) ,4,6) ,4,6) +transpose((echo(X,4,6) +X) ,-5) ) ,-5) ) ,7) ) ) +transpose(echo((((shuffle(step(shuffle(transpose(X,-7) ) ,12) ) |echo(((shuffle(step(X,12) ) +transpose(transpose(X,-5) ,4) ) +transpose(X,7) ) ,4,6) ) +transpose(((shuffle(shuffle(X) ) +transpose(((((X+transpose(echo(step(X,12) ,4,6) ,4) ) +transpose(X,7) ) +transpose(((shuffle(X) +transpose(X,4) ) +transpose(X,7) ) ,4) ) +transpose(step(transpose(X,4) ,12) ,7) ) ,4) ) +transpose(((((X+transpose((X+transpose(X,12) ) ,12) ) +transpose(transpose((X+transpose(X,7) ) ,-5) ,7) ) +transpose((echo(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-5) ,4,6) |transpose((X+X) ,-5) ) ,7) ) +(X+transpose(X,12) ) ) ,7) ) ,4) ) +transpose(transpose(shuffle((step(((X+transpose(X,4) ) +transpose(X,7) ) ,12) +transpose((X|X) ,12) ) ) ,-7) ,7) ) ,4,6) ,12) ) ) ,7) ) )
random seed used was 0

NOTE: Generated phrase was too large ( 8253 ) , it has been truncated at 5000 notes.


The algorithm for Expresso is written in KeyKit, and here's the source code.