[Ex1.]

e|---------------------------------------------------------------------------|
B|---------------------------------------------------------------------------|
G|----------------11--12--11-------------------------------------------------|
D|----11--12--14--------------14--12-----------------------------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|

[Ex2.]

e|----13--10--12--13--12--10-------------------------------------------------|
B|---------------------------------------------------------------------------|
G|---------------------------------------------------------------------------|
D|---------------------------------------------------------------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|

[Ex3.]

      PM                                                        PM
e|---------------------------------------------------------------------------|
B|---------------------------------------------------------------------------|
G|------------10--10----------9--9----------10--10----------12--12-----------|
D|----12--12----------12--12--------12--12----------12--12-------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|