verse I:

G---------------------------------|
D-------------------4-2-----------|
A-0h2-0h2---0h2-0h2---------------|       x4
E---------0-----------------------|

pre-chorus:

G-----------------------------------------|
D-------------4---------------------------|
A---------2-------------------------------|       x2
E-2-2-00----------------------------------|

Verse II is same as Verse I

pre-chorus

Chorus:

G---------------------------------|
D---------------------------------|
A-2-2-----------------------------|
E----00-2-------------------------|

Verse III is also same as I and II

pre-chorus

chorus

then play verse notes 2x the pre chorus, and end with two or three chorus