I dont know if this is right but here.
|12-12-12-----13-13-13-----12-12-12-----10-10-10-----Repeat that one more time.
|12-12-12(x5)-12-12-12(x5)-12-12-12(x5)-10-10-10(x5)-
|------------------------------------------------------------------------------------
|------------------------------------------------------------------------------------
|------------------------------------------------------------------------------------
|------------------------------------------------------------------------------------
Just listen to the the song and you might get it.