It just plays these three chords throughout the whole song
play all strings hit the bottom string but mute it
|---0---------0---------------=------------
|---1---------1---------------0------------
|---2---------0---------------0------------
|---2---------0---------------0------------
|---0---------2---------------2------------
|---0---------=---------------3------------
hit the top string
but mute it
Its played like this
| ||| ||||| || ||| ||||| | ||| ||||| || ||| |||||
and repeat