The AR

Tune 1 step down (D-tuning)

Part 1 (D):
D---------------------| 
A---------------------| 
F---------------------| 
C-2--2-2--2-----------| 
G-2--2-2--2-0-3-2-----| 
D-0--0-0--0-------3-5-| 


Part 2 (F):
D---------------------| 
A---------------------| 
F---------------------| 
C-5--5-5--5-----------| 
G-5--5-5--5-3-6-5-----| 
D-3--3-3--3-------6-8-| 


The song starts with the end of Part 2:
D-----------| 
A-----------| 
F-----------| 
C-----------| 
G-3-6-5-----| 
D-------6-8-| 

The verses are really just keyboard and bass switching from D to F.