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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After 18 generations the expression "X" became this:
transpose(((((((transpose(((((transpose(X,-5) +transpose(X,-5) ) +transpose(transpose((X|X) ,4) ,4) ) +transpose(((X+(X+X) ) +X) ,7) ) +transpose(transpose((X+transpose(X,12) ) ,4) ,4) ) ,-5) +transpose(shuffle(step((transpose(((X+transpose(X,4) ) +transpose((X+X) ,7) ) ,-5) +transpose((((transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-5) +(X|X) ) +transpose((((X+X) +transpose(X,12) ) +transpose(((X+transpose((X+X) ,4) ) +transpose(X,7) ) ,12) ) ,4) ) +transpose((shuffle(X) |((X+transpose(X,12) ) +transpose((X+X) ,7) ) ) ,7) ) ,12) ) ,12) ) ,7) ) +transpose((transpose(transpose((((X|X) +transpose(X,4) ) +transpose(X,7) ) ,4) ,-7) +transpose(shuffle(transpose(X,4) ) ,12) ) ,12) ) +transpose(((((echo(((X+X) +transpose(X,-5) ) ,4,6) +transpose(((transpose((X+transpose(X,4) ) ,-5) +transpose((transpose(X,4) |echo(X,4,6) ) ,7) ) +transpose((X|X) ,12) ) ,12) ) |((X+X) +(((step(X,12) +transpose(transpose(X,-7) ,12) ) +transpose(X,4) ) |arpeggio(transpose(X,4) ) ) ) ) +transpose(transpose(transpose(shuffle(transpose(X,4) ) ,-7) ,4) ,7) ) |((transpose(((echo(transpose(transpose(transpose(X,-5) ,4) ,4) ,4,6) +transpose(((transpose((((X+X) +transpose((X+transpose(X,7) ) ,4) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,-7) |step(X,12) ) +transpose(((echo(transpose(X,4) ,4,6) |transpose(X,-5) ) +transpose(shuffle((X+transpose(X,12) ) ) ,12) ) ,12) ) ,4) ) +transpose(transpose((step(echo(X,4,6) ,12) |((X+transpose(X,7) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ) ,-7) ,7) ) ,4) +transpose(((transpose((((transpose(X,-5) +transpose(shuffle(transpose(X,4) ) ,4) ) +transpose(step(X,12) ,7) ) |transpose(transpose(X,4) ,-7) ) ,-5) +transpose(transpose(((((X+transpose(X,12) ) +transpose((X+transpose(X,12) ) ,4) ) +transpose(X,7) ) +((X+transpose((X+X) ,4) ) +transpose(X,7) ) ) ,4) ,7) ) |(transpose((((transpose(X,4) |X) +transpose(transpose(echo(X,4,6) ,4) ,12) ) |(transpose(X,-7) |echo((X+transpose(X,12) ) ,4,6) ) ) ,4) |(transpose((transpose(shuffle(((X+transpose(X,4) ) +transpose(X,7) ) ) ,4) |(X+X) ) ,-5) |step(X,12) ) ) ) ,4) ) +transpose(echo(((transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,-7) |echo(transpose(X,-5) ,4,6) ) +transpose((((X+transpose((X+X) ,12) ) +transpose((transpose(transpose(X,-5) ,4) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,12) ) +(transpose(echo(X,4,6) ,4) +transpose(((X+transpose(X,7) ) |((X+transpose(X,4) ) +transpose(X,7) ) ) ,-5) ) ) ,12) ) ,4,6) ,7) ) ) ,4) ) +transpose(shuffle(((transpose(step(transpose((X+transpose(X,7) ) ,-7) ,12) ,-5) +transpose(shuffle(shuffle(transpose((X+X) ,-5) ) ) ,12) ) +echo(arpeggio(((transpose(X,4) +arpeggio(X) ) |transpose(arpeggio(transpose(X,-5) ) ,4) ) ) ,4,6) ) ) ,7) ) +transpose((((step((X+transpose(transpose(X,-7) ,12) ) ,12) +echo(transpose(transpose(X,4) ,-5) ,4,6) ) +transpose(((transpose(arpeggio(echo(X,4,6) ) ,4) |echo(((X+transpose(echo(X,4,6) ,4) ) +transpose((X|X) ,7) ) ,4,6) ) +transpose((transpose(X,4) +X) ,7) ) ,12) ) +transpose(((step((step(echo(transpose(transpose(X,-5) ,-5) ,4,6) ,12) +shuffle(echo(X,4,6) ) ) ,12) +arpeggio((transpose(step((X+X) ,12) ,4) |transpose((((X+X) +X) |arpeggio(step(step(X,12) ,12) ) ) ,4) ) ) ) +transpose(transpose(arpeggio((echo((echo(X,4,6) +transpose(shuffle(X) ,12) ) ,4,6) |step(transpose(shuffle(X) ,-7) ,12) ) ) ,-5) ,12) ) ,12) ) ,12) ) +transpose(shuffle(arpeggio(arpeggio((((((transpose((X+transpose(X,12) ) ,-7) +transpose((((X+transpose(X,4) ) +transpose(X,7) ) +transpose((X|X) ,7) ) ,7) ) |(transpose(X,4) |(X+(X+X) ) ) ) +transpose(transpose(transpose(X,-7) ,-5) ,4) ) +transpose(step(((transpose(X,4) |(X+X) ) |transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ) ,12) ,7) ) |(transpose(X,-7) +step(echo(transpose(echo(X,4,6) ,-5) ,4,6) ,12) ) ) ) ) ) ,12) ) ,4)
random seed used was 64 EXPR = ((((((((shuffle(transpose(X,-5) ) +echo(X,4,6) ) +transpose((arpeggio((X+(X+X) ) ) +transpose(X,-5) ) ,4) ) +transpose((transpose(transpose(shuffle(X) ,-5) ,4) |transpose(transpose(echo(echo(X,4,6) ,4,6) ,4) ,4) ) ,7) ) +step((((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(transpose(X,-5) ,4) ) +transpose(X,7) ) +transpose(echo(X,4,6) ,7) ) ,12) ) |arpeggio(((((X+transpose(X,12) ) +transpose((X+(transpose(X,-7) +transpose(arpeggio(X) ,12) ) ) ,12) ) +((transpose((X+X) ,-5) +transpose(arpeggio((X+transpose(X,7) ) ) ,7) ) +transpose(arpeggio(((X+transpose(transpose(transpose((X+transpose(X,12) ) ,4) ,4) ,4) ) +transpose((transpose((X+transpose(X,12) ) ,-5) +transpose(transpose(X,-7) ,7) ) ,7) ) ) ,7) ) ) +transpose(transpose(transpose(transpose(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ,-7) ,-7) ,4) ,7) ) ) ) |((arpeggio((((echo(X,4,6) |(transpose(X,4) +transpose(transpose(X,-7) ,7) ) ) |transpose(transpose(X,-5) ,-5) ) +transpose(((transpose(transpose(X,-5) ,-7) +transpose(((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(transpose(echo(X,4,6) ,-5) ,4) ) +transpose(arpeggio(((X+transpose(X,4) ) +transpose(X,7) ) ) ,7) ) ,4) ) +transpose(transpose((transpose(X,-5) +X) ,4) ,7) ) ,12) ) ) |step(transpose(transpose(((transpose(((transpose(X,-5) +(X+transpose(X,12) ) ) +(X+transpose(X,-5) ) ) ,-7) +transpose((((X|X) +transpose((transpose(X,4) +X) ,7) ) +arpeggio(echo(X,4,6) ) ) ,4) ) +transpose(transpose((((X+transpose(X,4) ) +transpose(X,7) ) |transpose(shuffle(X) ,4) ) ,4) ,7) ) ,-5) ,4) ,12) ) +transpose(((transpose(shuffle(transpose(step(arpeggio(step(transpose(X,-5) ,12) ) ,12) ,4) ) ,4) +transpose(transpose(transpose(arpeggio((((transpose(X,4) +transpose(X,4) ) +transpose(X,7) ) +transpose((transpose(X,4) |transpose(X,4) ) ,7) ) ) ,-5) ,-5) ,12) ) +(transpose(((transpose(X,4) +transpose(transpose(X,-7) ,12) ) |(transpose(transpose(X,-5) ,4) +transpose(X,7) ) ) ,-5) |(transpose(X,-5) |transpose(((transpose(X,4) +arpeggio(X) ) +transpose(transpose((echo(X,4,6) +transpose(X,4) ) ,-7) ,7) ) ,-7) ) ) ) ,7) ) ) |(transpose((((((echo(transpose(X,-7) ,4,6) +transpose(transpose(step(X,12) ,4) ,7) ) +transpose((transpose(step(X,12) ,4) |((X+transpose(X,7) ) |X) ) ,4) ) +transpose(transpose((((X+transpose(shuffle(X) ,12) ) +transpose(((X+X) +transpose(X,4) ) ,4) ) +transpose(transpose(X,-7) ,7) ) ,-5) ,7) ) +transpose(transpose(((X+transpose((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(step(X,12) ,7) ) ,4) ) +transpose(X,7) ) ,4) ,-5) ) +transpose((transpose(((((X+transpose(X,12) ) |shuffle(X) ) +transpose(transpose(X,-7) ,7) ) +echo(X,4,6) ) ,-7) +transpose((transpose((X+X) ,-7) +transpose(transpose(((X+transpose(arpeggio(X) ,7) ) |(step(X,12) +transpose(transpose(X,-5) ,7) ) ) ,-7) ,7) ) ,7) ) ,4) ) ,-5) +transpose((transpose(transpose((((X+transpose(X,4) ) +transpose(X,7) ) |(shuffle(X) +transpose(transpose(X,-5) ,12) ) ) ,4) ,4) |transpose(transpose(X,-5) ,4) ) ,12) ) ) +(transpose(shuffle(((shuffle(X) +transpose((transpose(X,-5) +transpose(X,12) ) ,4) ) +transpose(((echo(X,4,6) +transpose(X,4) ) +transpose(shuffle((X+transpose(X,7) ) ) ,7) ) ,7) ) ) ,4) +transpose(transpose((transpose((transpose(transpose((((echo((X|X) ,4,6) +transpose(transpose(echo(transpose(X,-5) ,4,6) ,-7) ,4) ) +transpose((transpose(X,-7) +transpose(step(X,12) ,7) ) ,7) ) +transpose(step(transpose((X+transpose(X,12) ) ,4) ,12) ,12) ) ,4) ,4) +transpose(((step(shuffle((X+transpose(transpose(X,4) ,12) ) ) ,12) +transpose(arpeggio(X) ,4) ) +transpose(transpose((((X|X) +transpose((X|X) ,7) ) +transpose(((step((X+transpose(X,12) ) ,12) +transpose(transpose(X,-5) ,4) ) +transpose(arpeggio(X) ,7) ) ,12) ) ,-7) ,7) ) ,7) ) ,-7) +(transpose((((X|step(X,12) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) +step((transpose(X,4) +transpose(transpose((X+transpose(X,12) ) ,-5) ,12) ) ,12) ) ,4) +transpose(shuffle((transpose(transpose((((X+transpose(X,7) ) +transpose((X+transpose(X,-7) ) ,-7) ) +transpose(transpose(transpose(transpose(X,-5) ,4) ,-7) ,-5) ) ,4) ,-5) +transpose(transpose(transpose((transpose(X,-7) +transpose(X,-7) ) ,-5) ,4) ,-5) ) ) ,12) ) ) ,4) ,-5) ) )
random seed used was 0 EXPR = (transpose((transpose(echo((((transpose(((transpose(((X+transpose(X,12) ) +transpose(X,7) ) ,4) +transpose(shuffle(transpose(X,-5) ) ,4) ) +transpose(transpose((X+transpose(X,7) ) ,4) ,7) ) ,4) +transpose((transpose(X,-5) +(transpose(X,-5) +transpose((X|X) ,12) ) ) ,4) ) +transpose(((transpose(X,-7) +transpose(((X+transpose(transpose(X,-7) ,4) ) +transpose(transpose(X,-5) ,7) ) ,12) ) |transpose((transpose(X,-5) +transpose(transpose(X,-5) ,-5) ) ,4) ) ,7) ) +transpose((((echo(transpose(X,-7) ,4,6) +transpose(transpose(step(X,12) ,-7) ,4) ) +transpose(X,7) ) +arpeggio(shuffle(X) ) ) ,7) ) ,4,6) ,4) |((transpose(transpose(((X+transpose(X,12) ) +transpose((X+X) ,-5) ) ,-5) ,-5) +transpose(echo(transpose(echo(transpose(X,4) ,4,6) ,-5) ,4,6) ,12) ) +transpose((((step(((X+X) +(X+transpose(X,4) ) ) ,12) +transpose((transpose(step(X,12) ,4) +(X|X) ) ,4) ) +transpose(transpose((transpose(X,4) +transpose(((X+X) +transpose(arpeggio((X|X) ) ,7) ) ,12) ) ,-5) ,4) ) +transpose(transpose(transpose(transpose(X,-5) ,-5) ,-7) ,7) ) ,12) ) ) ,-7) +transpose((arpeggio(shuffle((((transpose(arpeggio(transpose(transpose((arpeggio(X) |(X+transpose(X,7) ) ) ,4) ,-7) ) ,-5) +transpose(echo((((X|transpose(X,-7) ) +transpose(arpeggio(((X+transpose(X,4) ) +transpose(X,7) ) ) ,4) ) +transpose((X+X) ,7) ) ,4,6) ,-5) ) +((((X+transpose(shuffle(X) ,4) ) +transpose(X,7) ) +transpose(shuffle(X) ,12) ) +transpose((transpose(((step(X,12) +transpose((X+X) ,4) ) +transpose(arpeggio((X+transpose(X,12) ) ) ,7) ) ,-5) +transpose(transpose(transpose((X+X) ,-7) ,-5) ,-5) ) ,7) ) ) +transpose(((transpose(((shuffle(echo(((X+transpose(X,4) ) +transpose(X,7) ) ,4,6) ) +transpose(shuffle(X) ,4) ) +transpose((transpose((step(X,12) |X) ,-5) +shuffle(X) ) ,7) ) ,4) +transpose(((arpeggio(transpose(X,4) ) +transpose(((arpeggio(transpose(X,-5) ) +transpose((transpose((X+X) ,-7) |(X+X) ) ,4) ) +transpose(((X+transpose(transpose(X,-5) ,7) ) +transpose(X,-5) ) ,7) ) ,4) ) +transpose(arpeggio(transpose(transpose(X,4) ,-5) ) ,4) ) ,7) ) +transpose(((arpeggio((transpose(transpose(transpose((X+X) ,-5) ,4) ,-5) +transpose(echo(transpose(echo((X+transpose(X,12) ) ,4,6) ,4) ,4,6) ,7) ) ) +transpose(transpose(transpose(transpose((transpose(transpose(X,-7) ,-5) +(transpose(X,4) +transpose(transpose((X+transpose(X,12) ) ,4) ,12) ) ) ,4) ,-5) ,-5) ,12) ) |((transpose(transpose((X+X) ,-5) ,4) +transpose(echo(arpeggio((step(X,12) +transpose(X,7) ) ) ,4,6) ,4) ) +transpose(echo(transpose(transpose(X,-7) ,4) ,4,6) ,7) ) ) ,7) ) ,12) ) ) ) +(echo(((transpose(((transpose((((X+(X+transpose(X,12) ) ) +transpose(transpose(X,-7) ,4) ) +transpose(X,7) ) ,-7) |step(transpose((arpeggio(arpeggio(X) ) +transpose(echo(X,4,6) ,-5) ) ,-7) ,12) ) |(((echo(transpose(echo(X,4,6) ,-7) ,4,6) +transpose((shuffle(transpose(X,-7) ) |((X|transpose(X,4) ) |transpose(X,-7) ) ) ,12) ) +((transpose(X,4) +transpose((X|X) ,-5) ) +transpose(transpose((X+transpose(X,12) ) ,4) ,7) ) ) +transpose(transpose((transpose(X,-7) |(echo(X,4,6) |X) ) ,4) ,12) ) ) ,4) +transpose(shuffle((((shuffle((transpose(X,4) |shuffle(transpose(X,-5) ) ) ) |transpose(transpose((X+transpose(X,7) ) ,-7) ,4) ) +transpose(step(transpose(X,-5) ,12) ,-5) ) +transpose(((echo(arpeggio((transpose(X,-7) +transpose(transpose((X+transpose(X,12) ) ,-5) ,7) ) ) ,4,6) +transpose(echo((transpose((transpose(X,-5) +transpose(X,4) ) ,-5) +transpose(((transpose(X,-5) +transpose(transpose(X,-5) ,4) ) +transpose(X,7) ) ,-5) ) ,4,6) ,7) ) +(echo((((X+transpose(X,12) ) +X) +transpose(X,7) ) ,4,6) +transpose(arpeggio((((transpose(echo(X,4,6) ,4) +(X+transpose(X,12) ) ) +transpose(transpose(X,-7) ,4) ) +transpose(shuffle(transpose(X,4) ) ,7) ) ) ,7) ) ) ,7) ) ) ,4) ) |transpose(((((((arpeggio(transpose(X,4) ) +transpose((transpose(X,4) +transpose((X+transpose(X,7) ) ,12) ) ,7) ) +transpose(echo(((transpose(X,4) +transpose(X,4) ) +transpose((X+transpose(X,7) ) ,7) ) ,4,6) ,7) ) +transpose((((transpose(X,-7) +shuffle(((X+transpose(X,12) ) +step(X,12) ) ) ) +transpose(arpeggio(X) ,-7) ) |arpeggio(transpose(transpose(transpose(X,-5) ,-5) ,-7) ) ) ,4) ) +transpose(echo((X+transpose(X,7) ) ,4,6) ,7) ) +transpose(echo(((((step(X,12) +transpose(transpose(X,-7) ,4) ) +transpose(transpose(X,4) ,7) ) |(((X+transpose(X,4) ) +transpose(X,7) ) +transpose(arpeggio(X) ,12) ) ) +transpose(((X|X) |((X+X) +transpose(shuffle(X) ,7) ) ) ,12) ) ,4,6) ,7) ) +transpose(transpose(transpose((X+transpose(((X+transpose(X,7) ) |X) ,12) ) ,-5) ,-7) ,7) ) ,4) ) ,4,6) +echo(transpose((((((((shuffle((X+transpose(X,7) ) ) +((transpose(step(X,12) ,-5) +transpose(X,4) ) +transpose(shuffle((X|X) ) ,7) ) ) |transpose(transpose(((transpose(X,-7) +transpose(X,12) ) |((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(transpose(X,-5) ,4) ) +transpose(X,7) ) ) ,-7) ,4) ) |shuffle((((X|X) +transpose(arpeggio(echo(X,4,6) ) ,4) ) +transpose(((X+transpose(X,12) ) +(X+X) ) ,7) ) ) ) +((transpose(((transpose(X,-5) |(X+transpose(X,7) ) ) +transpose(((X+transpose(X,12) ) +(X+transpose(step(X,12) ,7) ) ) ,7) ) ,4) +transpose(shuffle(transpose(X,-5) ) ,7) ) +transpose(arpeggio((transpose((step(X,12) +transpose(transpose(X,4) ,12) ) ,-7) +(((X|X) |transpose(X,4) ) |shuffle((transpose(X,-5) +X) ) ) ) ) ,7) ) ) +(((arpeggio(step(X,12) ) +(((X+transpose((X+transpose(transpose(X,-5) ,7) ) ,12) ) +transpose(transpose(X,-7) ,7) ) +transpose(transpose(transpose(transpose(X,-7) ,-7) ,4) ,12) ) ) +transpose(transpose((((transpose(X,4) +(X+transpose(X,12) ) ) +transpose(transpose(step(X,12) ,4) ,12) ) +transpose(transpose(((X+(X+transpose(X,12) ) ) +transpose(X,4) ) ,4) ,7) ) ,-5) ,4) ) +transpose(((transpose(X,4) +((X+transpose(X,7) ) |(X+transpose(X,12) ) ) ) +transpose(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ,12) ) ,7) ) ) +transpose(((shuffle(transpose(((transpose(echo(X,4,6) ,-7) +transpose((((X+transpose(X,12) ) +transpose(echo(X,4,6) ,4) ) +transpose((transpose(X,4) +transpose((X+X) ,7) ) ,7) ) ,4) ) +transpose(transpose(arpeggio(arpeggio(transpose(X,-5) ) ) ,-5) ,7) ) ,4) ) |transpose(((((transpose((X+X) ,-5) +transpose(transpose(shuffle(X) ,-5) ,4) ) +transpose(((transpose(echo(X,4,6) ,4) +transpose(((X+X) +((X+transpose(X,12) ) +(X|X) ) ) ,4) ) +transpose(transpose((X|X) ,-7) ,7) ) ,7) ) |transpose((X+transpose(X,12) ) ,-5) ) +(transpose(shuffle((X|X) ) ,-5) +transpose((((X|X) +transpose(transpose(X,-5) ,12) ) |transpose(transpose((X+X) ,4) ,-5) ) ,12) ) ) ,4) ) |echo(((((step(echo(((X+transpose(X,4) ) +transpose(X,7) ) ,4,6) ,12) +transpose(echo(X,4,6) ,12) ) |((shuffle(arpeggio((X+X) ) ) |(step((X+transpose(X,12) ) ,12) |transpose(transpose(X,4) ,-5) ) ) +X) ) +(transpose(transpose(transpose(transpose(X,4) ,-5) ,-5) ,4) +(transpose(transpose(shuffle(X) ,-5) ,-5) +transpose(step(X,12) ,-5) ) ) ) +transpose(((arpeggio((X+transpose(step(X,12) ,7) ) ) +transpose(transpose(((X+transpose(X,12) ) +X) ,4) ,4) ) +transpose((transpose(shuffle(X) ,-5) +transpose(X,-5) ) ,7) ) ,12) ) ,4,6) ) ,4) ) +transpose((echo(echo((transpose(((transpose(X,-7) +transpose((X+X) ,4) ) +transpose((X+transpose(X,7) ) ,7) ) ,-7) +transpose((transpose(transpose(transpose(X,-7) ,-7) ,4) +transpose(X,-5) ) ,12) ) ,4,6) ,4,6) |(((shuffle(step(X,12) ) +transpose(((shuffle(echo(echo(X,4,6) ,4,6) ) +transpose((echo((echo(X,4,6) +((X+transpose(X,4) ) +transpose(X,7) ) ) ,4,6) +transpose(transpose(((X+transpose((X+transpose(X,7) ) ,4) ) +transpose(X,7) ) ,4) ,12) ) ,12) ) |((transpose(X,-5) +shuffle(((X+X) +transpose(transpose(X,4) ,7) ) ) ) |echo(((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(X,4) ) +transpose(X,7) ) ,4,6) ) ) ,4) ) +transpose(transpose(transpose(transpose(echo(transpose(X,4) ,4,6) ,-7) ,4) ,-5) ,7) ) +((((transpose(((X+transpose((X+transpose(X,7) ) ,4) ) +transpose(X,7) ) ,4) +(transpose(X,4) +transpose((X+X) ,7) ) ) |step(step(((X+transpose(X,7) ) +X) ,12) ,12) ) |transpose((echo((step(X,12) +transpose(X,7) ) ,4,6) +transpose(transpose(transpose((X+X) ,-7) ,4) ,12) ) ,4) ) +(echo((X|transpose(X,4) ) ,4,6) |transpose(transpose(X,4) ,-5) ) ) ) ) ,7) ) ,-5) ,4,6) ) ) ,7) )
random seed used was 0

NOTE: Generated phrase was too large ( 17732 ) , it has been truncated at 5000 notes. EXPR = (((transpose((echo((step((step(transpose(step(echo((X+transpose(X,7) ) ,4,6) ,12) ,4) ,12) +(transpose((echo(X,4,6) |(X|X) ) ,-7) +transpose(step(((transpose(echo(X,4,6) ,-7) +transpose(transpose(X,-5) ,4) ) +transpose(transpose(X,4) ,7) ) ,12) ,12) ) ) ,12) |(((((X+transpose(transpose(X,-7) ,12) ) +transpose(step(transpose(X,4) ,12) ,4) ) +arpeggio((step(shuffle(X) ,12) +transpose((echo(((X+transpose(X,4) ) +transpose(X,7) ) ,4,6) +transpose(arpeggio(step(X,12) ) ,7) ) ,-7) ) ) ) +transpose(((arpeggio((transpose(X,4) +transpose((X|X) ,-5) ) ) +transpose((transpose(shuffle(step(X,12) ) ,4) +step((transpose(X,4) +transpose(transpose(X,-5) ,7) ) ,12) ) ,4) ) +transpose(((((X|transpose(X,-5) ) +transpose((X|transpose(X,-5) ) ,4) ) +transpose(X,7) ) +transpose(echo(transpose(X,-5) ,4,6) ,12) ) ,7) ) ,12) ) |step((echo(transpose((X+transpose(X,7) ) ,-5) ,4,6) +transpose(transpose(X,4) ,12) ) ,12) ) ) ,4,6) |((step(((((step((X+(X+X) ) ,12) +transpose(arpeggio(((X+transpose(X,7) ) |arpeggio((step(X,12) +X) ) ) ) ,7) ) +transpose((transpose(transpose(((X|X) +transpose((X|X) ,7) ) ,-7) ,-5) |transpose(echo(echo(step(X,12) ,4,6) ,4,6) ,-5) ) ,7) ) +arpeggio((transpose(((((X+transpose(shuffle(X) ,7) ) +transpose((X+transpose((X+transpose(X,12) ) ,12) ) ,4) ) +transpose((X|X) ,7) ) +(transpose(X,4) +(X+transpose(transpose(X,-7) ,7) ) ) ) ,4) +transpose((transpose(X,-5) +transpose((X+transpose(X,12) ) ,7) ) ,7) ) ) ) +(shuffle(transpose((transpose((transpose(X,-7) +(X+X) ) ,4) +(X+X) ) ,4) ) +((echo((((step(transpose((X+X) ,-7) ,12) +arpeggio((transpose(X,-5) +X) ) ) +transpose(transpose(transpose(shuffle(shuffle((X+transpose(X,12) ) ) ) ,-5) ,-7) ,4) ) +transpose((X|(echo((X|X) ,4,6) +transpose(((X+X) |X) ,7) ) ) ,7) ) ,4,6) +transpose(transpose((transpose((transpose((X|transpose(X,-7) ) ,4) +transpose(transpose((X+transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ) ,-5) ,12) ) ,-5) +transpose((X+transpose(arpeggio(transpose(X,-7) ) ,7) ) ,12) ) ,-7) ,4) ) +transpose(transpose((step(X,12) +((((((X+X) +transpose((X|X) ,12) ) +transpose(transpose(transpose(X,4) ,-5) ,4) ) +transpose(X,7) ) +(echo(arpeggio(X) ,4,6) |X) ) +(echo(X,4,6) +transpose(transpose(transpose(shuffle(X) ,-5) ,4) ,12) ) ) ) ,4) ,7) ) ) ) ,12) +transpose((((arpeggio(transpose(step(((transpose(transpose((X+X) ,4) ,4) +transpose(step(X,12) ,4) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,12) ,-7) ) +transpose(echo(echo(((X+X) +transpose(((X+X) +transpose(X,4) ) ,7) ) ,4,6) ,4,6) ,4) ) +transpose((echo(step(X,12) ,4,6) +transpose((transpose((((X+transpose(X,7) ) +transpose((X+X) ,7) ) +transpose((X+transpose(X,7) ) ,7) ) ,-7) +(((transpose(X,-7) +transpose(transpose(X,-7) ,4) ) +transpose(X,7) ) +transpose(echo(arpeggio((X|X) ) ,4,6) ,12) ) ) ,7) ) ,7) ) +transpose(((transpose(echo(transpose(X,4) ,4,6) ,-7) +transpose((transpose(transpose(X,-5) ,4) +((echo((X+X) ,4,6) |shuffle((X|X) ) ) +transpose(((arpeggio(X) +(X+transpose(X,7) ) ) |shuffle(X) ) ,12) ) ) ,4) ) +transpose(transpose(step(transpose(X,4) ,12) ,4) ,7) ) ,-5) ) ,4) ) +transpose(transpose(((X+transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,12) ) |transpose(X,4) ) ,-7) ,7) ) ) ,-5) +transpose((((transpose(transpose((transpose((transpose((X+(transpose(X,-5) +transpose(X,-7) ) ) ,4) |shuffle(((X+transpose(X,12) ) +transpose(X,-7) ) ) ) ,4) |step(transpose(((transpose(X,4) |((X+transpose(X,4) ) +transpose(X,7) ) ) +transpose((transpose(X,-5) +X) ,12) ) ,-7) ,12) ) ,-5) ,-5) +transpose(((step(transpose(transpose((X|echo(X,4,6) ) ,-5) ,4) ,12) +transpose(((((transpose((X+X) ,-7) +transpose(shuffle(X) ,12) ) +transpose((arpeggio(transpose(X,-5) ) |(echo(X,4,6) +X) ) ,12) ) +transpose(shuffle(shuffle(X) ) ,7) ) +transpose(shuffle((step(transpose(X,4) ,12) +transpose((transpose(X,-5) +(transpose(X,-5) +transpose(echo(X,4,6) ,7) ) ) ,12) ) ) ,4) ) ,4) ) +transpose(((((((transpose(transpose(X,4) ,-7) +transpose(transpose(shuffle((X|X) ) ,4) ,12) ) |transpose((X+(echo(X,4,6) +transpose(X,7) ) ) ,-7) ) +(transpose(((((transpose((transpose(X,4) +X) ,-5) +transpose(echo(((transpose(X,4) +transpose(transpose(X,4) ,4) ) +transpose(transpose(X,-5) ,7) ) ,4,6) ,4) ) +transpose((X+X) ,7) ) +transpose(arpeggio(step(transpose(X,4) ,12) ) ,4) ) +transpose((arpeggio(echo(transpose(X,-7) ,4,6) ) +transpose((transpose(echo(X,4,6) ,4) |transpose(transpose(X,-5) ,4) ) ,7) ) ,7) ) ,-7) +transpose((transpose(shuffle(transpose(X,-5) ) ,-5) |((X|transpose(X,-7) ) +transpose(X,-5) ) ) ,12) ) ) +transpose(((transpose(transpose(((transpose(X,-5) +transpose(((X+shuffle(X) ) |(X+transpose(transpose(X,4) ,7) ) ) ,4) ) +transpose(shuffle(((X|X) +arpeggio(X) ) ) ,7) ) ,-5) ,-7) +transpose(transpose((((transpose(transpose(X,-5) ,-7) +transpose((X|X) ,-5) ) |(transpose((X+transpose(X,12) ) ,-5) +transpose(transpose((X+transpose(X,12) ) ,-5) ,12) ) ) +(step(shuffle(X) ,12) |((X+transpose((X+transpose(X,7) ) ,12) ) +transpose((X+(X|X) ) ,7) ) ) ) ,4) ,7) ) +transpose(((X+transpose(step((X+X) ,12) ,7) ) |arpeggio((transpose(X,4) +X) ) ) ,-5) ) ,4) ) +transpose(transpose((transpose(((X+transpose(X,12) ) +transpose(transpose(X,-5) ,7) ) ,-5) +transpose((step(X,12) +transpose((X|(X|X) ) ,7) ) ,12) ) ,-5) ,7) ) +transpose((((transpose(step((((X+transpose(transpose(X,-5) ,7) ) +transpose((transpose(transpose(X,-7) ,4) +transpose(transpose(transpose(X,4) ,4) ,7) ) ,4) ) +transpose((arpeggio(X) |X) ,7) ) ,12) ,-5) +transpose(arpeggio((transpose(step(X,12) ,-5) +transpose(arpeggio(transpose((X+transpose(X,12) ) ,-7) ) ,12) ) ) ,4) ) +transpose(echo(transpose(transpose((X+transpose((X+transpose(X,12) ) ,7) ) ,-7) ,-5) ,4,6) ,7) ) |echo(((((X+transpose(X,12) ) +transpose(arpeggio((X|(X+transpose(X,7) ) ) ) ,7) ) +echo(X,4,6) ) +transpose(((transpose(step(echo(X,4,6) ,12) ,-5) +transpose((transpose(X,4) +transpose(X,7) ) ,12) ) +transpose((transpose((step((arpeggio(X) +transpose(transpose(X,-7) ,12) ) ,12) +((X+transpose(X,12) ) +transpose(transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,4) ,7) ) ) ,4) |transpose(arpeggio(echo((X+transpose(arpeggio(X) ,12) ) ,4,6) ) ,-5) ) ,12) ) ,12) ) ,4,6) ) ,12) ) ,7) ) ,12) ) +transpose(transpose(((transpose(((transpose(((X|X) +X) ,-7) |(((((X+transpose(X,12) ) +transpose(shuffle(X) ,7) ) +((X|X) +echo(X,4,6) ) ) +step(X,12) ) +transpose(((X+X) |(X|X) ) ,7) ) ) +step(transpose((step(X,12) |X) ,-5) ,12) ) ,-7) +transpose((transpose(X,4) +transpose(transpose(X,-7) ,7) ) ,4) ) +transpose(transpose(shuffle(((echo(arpeggio(X) ,4,6) +transpose((((X|arpeggio(X) ) +transpose((step(X,12) +transpose((X+transpose(X,7) ) ,12) ) ,4) ) +transpose((((X+X) +transpose((X|X) ,12) ) |echo(transpose(X,4) ,4,6) ) ,7) ) ,7) ) +transpose((echo(X,4,6) +transpose((transpose(X,4) +X) ,12) ) ,-5) ) ) ,4) ,7) ) ,4) ,4) ) +transpose(transpose(((((transpose(transpose(step((transpose((X+transpose(X,7) ) ,-7) +(X+(X+transpose(X,7) ) ) ) ,12) ,-5) ,4) +transpose(transpose((X+transpose(((X|X) |(X+transpose(X,12) ) ) ,7) ) ,4) ,4) ) |(arpeggio(transpose(transpose(X,-7) ,-7) ) |echo(shuffle(step(((X+transpose(transpose(X,-5) ,4) ) +transpose(shuffle(X) ,7) ) ,12) ) ,4,6) ) ) |transpose((echo(transpose((X|X) ,-5) ,4,6) +(X+X) ) ,-7) ) +echo((step(echo(X,4,6) ,12) +transpose((echo(X,4,6) +transpose((X|X) ,12) ) ,7) ) ,4,6) ) ,-5) ,7) ) ,4) ) +transpose(transpose((((((transpose(((echo(transpose((X+transpose(X,12) ) ,-5) ,4,6) +shuffle(transpose(X,-5) ) ) |transpose((((transpose(X,4) +transpose((step(X,12) +echo(X,4,6) ) ,4) ) +transpose((X|X) ,7) ) |transpose(((X|X) +transpose(X,12) ) ,-5) ) ,4) ) ,-7) +transpose((step(((X+step(X,12) ) +transpose((X|X) ,12) ) ,12) +X) ,4) ) +transpose(transpose(transpose(((transpose(transpose(X,4) ,4) |(X|X) ) +transpose(X,7) ) ,-7) ,4) ,7) ) +transpose(step((transpose(transpose((echo(X,4,6) |X) ,-5) ,-5) |((X+X) +transpose(((X|X) |transpose(X,-7) ) ,12) ) ) ,12) ,12) ) |transpose((((transpose(X,4) +transpose((X+transpose(X,12) ) ,7) ) +transpose((transpose(X,4) +((transpose(X,-5) +transpose((X+X) ,4) ) +transpose(X,7) ) ) ,7) ) +transpose(X,-7) ) ,4) ) +transpose((echo((((step(transpose((shuffle(X) +transpose((((X+transpose(X,4) ) +transpose((X+X) ,7) ) +X) ,7) ) ,-5) ,12) +transpose((((transpose(echo(X,4,6) ,-7) +transpose(((X|X) +transpose(step(X,12) ,7) ) ,4) ) +transpose(transpose(step(X,12) ,-7) ,7) ) |((((X+X) +transpose(X,-5) ) +transpose(transpose(X,-5) ,4) ) +transpose((X+transpose(X,4) ) ,7) ) ) ,12) ) +transpose(shuffle((step(step(transpose(transpose(step((X|X) ,12) ,-5) ,-5) ,12) ,12) +arpeggio((shuffle(shuffle((transpose(X,-5) +shuffle(X) ) ) ) +transpose(transpose(((X+transpose(X,7) ) |transpose(X,4) ) ,-7) ,12) ) ) ) ) ,4) ) +transpose((transpose(transpose((transpose(step((transpose(X,-5) +transpose(X,12) ) ,12) ,-7) +(transpose(((echo(X,4,6) +transpose((X+transpose(X,7) ) ,4) ) +transpose(transpose(X,-5) ,7) ) ,4) +transpose(((step(X,12) +transpose(X,4) ) +transpose((X+X) ,7) ) ,7) ) ) ,-5) ,4) +transpose((((shuffle(X) +transpose(arpeggio((((X|X) +transpose(X,4) ) +transpose(transpose(X,-5) ,7) ) ) ,12) ) +transpose(((transpose(X,4) +transpose(arpeggio((((X+transpose(X,7) ) +transpose(transpose(X,-7) ,4) ) +transpose(X,7) ) ) ,4) ) +transpose(((X|X) +transpose(transpose(X,-5) ,12) ) ,7) ) ,4) ) |(transpose((step(echo(X,4,6) ,12) +transpose((transpose((X+transpose(X,12) ) ,-5) |(step(X,12) |(X|X) ) ) ,7) ) ,4) +transpose((X+X) ,4) ) ) ,7) ) ,7) ) ,4,6) +transpose(((transpose(((((((step(transpose(X,-5) ,12) +transpose(echo(X,4,6) ,4) ) +transpose((transpose(X,4) +transpose(X,4) ) ,7) ) +(((X+X) +transpose(echo((X+X) ,4,6) ,4) ) +transpose(step(X,12) ,7) ) ) +transpose((((transpose(X,4) |transpose(transpose(X,4) ,-7) ) +(X+transpose(X,12) ) ) +transpose((X|echo(X,4,6) ) ,7) ) ,12) ) +transpose((shuffle(transpose((X|X) ,-7) ) +transpose(((step((X+transpose(X,12) ) ,12) +transpose(transpose(X,-7) ,12) ) |(X+transpose(X,12) ) ) ,12) ) ,12) ) +transpose(shuffle((((X+transpose(X,12) ) +transpose(X,7) ) +(X|X) ) ) ,7) ) ,-5) +transpose((((transpose(((transpose(X,-5) +transpose(transpose(transpose(X,4) ,4) ,4) ) +transpose((((X+transpose(X,4) ) +transpose(X,7) ) +(X+transpose(X,12) ) ) ,7) ) ,4) +transpose(transpose(transpose((X|shuffle(X) ) ,4) ,-5) ,12) ) +transpose(transpose((transpose(X,4) +transpose(transpose(transpose(X,-7) ,-5) ,12) ) ,-5) ,7) ) +transpose(transpose((((transpose(X,4) |transpose(transpose(X,4) ,-5) ) +transpose(transpose(transpose((X+transpose(X,12) ) ,-5) ,4) ,4) ) +transpose(((X+transpose(arpeggio(X) ,-5) ) +transpose((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(echo(X,4,6) ,12) ) ,7) ) ,7) ) ,-5) ,4) ) ,7) ) |echo(((transpose((((X+X) |(X+transpose(X,12) ) ) +(transpose(X,-7) +transpose(X,12) ) ) ,-7) +(X+X) ) +(((step(echo((((((X+transpose(X,7) ) +transpose(X,4) ) +transpose(X,7) ) +transpose(transpose(shuffle(X) ,-5) ,4) ) +transpose((X+shuffle(X) ) ,7) ) ,4,6) ,12) |(transpose(transpose((X+transpose(X,12) ) ,4) ,-7) +transpose(((X|((X+transpose(X,4) ) +transpose(X,7) ) ) |(X+transpose(X,12) ) ) ,12) ) ) +transpose(transpose((transpose(echo((X+transpose(X,7) ) ,4,6) ,4) |(transpose(X,-7) |(transpose(X,4) +transpose((X+X) ,12) ) ) ) ,-7) ,4) ) +transpose((transpose((((X+arpeggio(X) ) +transpose((X+X) ,4) ) +transpose(transpose((X+X) ,4) ,7) ) ,-5) |shuffle((shuffle((((X+transpose(X,12) ) +transpose((X+X) ,4) ) +transpose(X,7) ) ) +transpose((arpeggio(X) +((X|X) |(X+transpose(X,7) ) ) ) ,7) ) ) ) ,7) ) ) ,4,6) ) ,12) ) ,12) ) ,4) ,7) ) |((echo(((transpose((X+transpose(X,7) ) ,-5) |step(((transpose(arpeggio((X+transpose(X,7) ) ) ,-5) +transpose((((((transpose(X,4) +transpose(X,4) ) +transpose(transpose(X,-5) ,12) ) +transpose(arpeggio(transpose(X,-5) ) ,4) ) +transpose(step(step(transpose(X,-7) ,12) ,12) ,7) ) |((X+transpose(X,12) ) +transpose(transpose(X,-7) ,12) ) ) ,4) ) +transpose(transpose(step((X+X) ,12) ,-5) ,7) ) ,12) ) +transpose(transpose(transpose(echo((shuffle(transpose(X,4) ) +transpose(step(X,12) ,7) ) ,4,6) ,4) ,-7) ,-7) ) ,4,6) +echo(shuffle((shuffle(((((transpose(transpose((step(X,12) +transpose(transpose(X,-5) ,7) ) ,-7) ,4) +transpose(((transpose((X|X) ,-7) |transpose(transpose(X,-7) ,-7) ) |(transpose(X,-5) |transpose((X+transpose(X,7) ) ,4) ) ) ,4) ) +transpose((transpose(X,-7) +((X|X) +((X+transpose(X,7) ) +transpose((X+transpose(X,7) ) ,4) ) ) ) ,7) ) +step(shuffle(transpose(shuffle(X) ,-7) ) ,12) ) +transpose(((transpose((((transpose(transpose(X,-7) ,4) +transpose(echo(echo(X,4,6) ,4,6) ,4) ) +transpose(shuffle((X+transpose(X,12) ) ) ,7) ) +transpose(((X+transpose(X,4) ) +transpose(X,7) ) ,7) ) ,4) +transpose(echo(shuffle((X+transpose(X,7) ) ) ,4,6) ,4) ) +transpose(echo(transpose(X,-5) ,4,6) ,7) ) ,7) ) ) +(arpeggio(transpose(transpose((((transpose(X,4) |arpeggio(X) ) +((X+transpose(X,7) ) +X) ) |transpose(X,4) ) ,4) ,-5) ) +transpose(transpose(((echo(transpose((X|X) ,-7) ,4,6) +transpose(arpeggio(((X+transpose(X,4) ) +transpose(transpose(X,-7) ,7) ) ) ,4) ) +transpose((transpose(echo(X,4,6) ,-5) |shuffle(transpose(X,-5) ) ) ,7) ) ,-5) ,7) ) ) ) ,4,6) ) +(transpose(step(((transpose(shuffle(echo((arpeggio(X) +transpose(transpose(X,4) ,7) ) ,4,6) ) ,-5) +transpose((((X+transpose((X|X) ,7) ) +transpose((((X+transpose(X,4) ) +transpose(X,7) ) +transpose(X,12) ) ,4) ) +transpose((transpose(X,-5) +transpose((X+X) ,12) ) ,7) ) ,-5) ) |((transpose(arpeggio((transpose(transpose((X|X) ,4) ,-5) |(arpeggio(X) +transpose(X,7) ) ) ) ,-5) +shuffle(transpose(arpeggio((X+X) ) ,4) ) ) +transpose(transpose(step(echo(echo(echo((X|X) ,4,6) ,4,6) ,4,6) ,12) ,-5) ,7) ) ) ,12) ,-5) |arpeggio(step(transpose((transpose(step(transpose(X,-7) ,12) ,-7) |((transpose(X,-5) +echo(transpose(transpose(X,-5) ,4) ,4,6) ) +transpose(((X+transpose((X+X) ,12) ) +(transpose(X,-5) |arpeggio(X) ) ) ,12) ) ) ,-5) ,12) ) ) ) )
random seed used was 0

NOTE: Generated phrase was too large ( 11512 ) , it has been truncated at 5000 notes.


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