foo:bar;
|G G G G|G G G G|
[
	|F G G G|G|
	[ 
		|F G G F|
		|G G G F|
		|G G G F|
		|G D D D|
		|D E| 
	]
	|F G F G|
	|F E F F|G|
	[ D ]
	|D E|
]
|F F C|F E E E|
|C G G G|G G G G|
|C C G G|G C F F|
|C D E C|D C G G|
|G C E E|E E E E|
|C E E E|E E E E|
|E C F F|G C F G|
|G C|


//+ = G
//- = E
//< = F
//> = D
//. = C
// 