E|---/12------/17--------------/12----17-----------------------|
B|-------------------------------------------------------------|
G|-------------------------------------------------------------| x2
D|-------------------------------------------------------------|
A|-------------------------------------------------------------|
E|-------------------------------------------------------------|

At the fourth time end on 18

then the song goes straight on to this:

E|--------------------------------------------------------------|
B|--------------------------------------------------------------|
G|-----------9--7--5----------7--5--4---------------------------|
D|----777-7--9--7--5---666-6--7--5--4---------------------------| x2
A|----777-7--7--5--3---666-6--5--3--2---------------------------|
E|----555-5------------444-4------------------------------------|

E|---------------------------------------------------------------|
B|---------------------------------------------------------------|
G|---------------------------------------------------------------|
D|-----33--x---33----x----33-------------------------------------|
A|-----33------33---------33-------------------------------------|
E|-----55------55---------55-------------------------------------|

E|------/12| /17-----------11/ 17----/12/17-----11/18-----------|
B|-------------------------------------------------------------|
G|-------------------------------------------------------------|
D|-------------------------------------------------------------|
A|-------------------------------------------------------------|
E|-------------------------------------------------------------|