x ---------0-------------------------------------| ------------3p0------3p0----2------------------| -----0h1---------0---4p0----2------0h1p0h1-----| -----------------------------------------------| -----------------------------------------------| -0------------------------3-----3--------------| ---------0-------------------------------------| ------------3p0------3-------------------------| -----0h1---------0---4-------------------------| -----------------------------------------------| -------------------------/11-------------------| -0-----------------------/12-------------------|
