e--1-1-1-1-1-1---------------------------------------- r
b--3-3-3-3-3-3--3-3-3-3-3-3--5-5-5-5-5-5--1-1-1-1-1-1- e
g--3-3-3-3-3-3--5-5-5-5-5-5--7-7-7-7-7-7--3-3-3-3-3-3- p x3
d---------------5-5-5-5-5-5--7-7-7-7-7-7--3-3-3-3-3-3- e
a----------------------------------------------------- a
e----------------------------------------------------- t


e--1-1-1-1-1-1--------------------------- r
b--3-3-3-3-3-3--3-3-3-3-3-3--1-1-1-1-1-1- e
g--3-3-3-3-3-3--5-5-5-5-5-5--3-3-3-3-3-3- p x2
d---------------5-5-5-5-5-5--3-3-3-3-3-3- e
a---------------------------------------- a
e---------------------------------------- t