Careful With That Axe Eugene

main theme 
 
(G)|-------------------------------------| 
(D)|--11-----------11-----------11-------| 
(A)|-------------------------------------| 
(E)|---------9------------9------------9-| 
 
variation #1 
(G)|----------------------------------------------------| 
(D)|--11-----------11---------------11--------11--------| 
(A)|----------------------------------------------11----| 
(E)|---------9------------9-------------9-------------9-| 
 
variation #2 
(G)|------------------------------------------------------| 
(D)|--11-----------11------------11-------------11--------| 
(A)|-------------------11---------------------------11----| 
(E)|---------9-------------9------------9---------------9-| 
 
variation #3 
(G)|-----------------------------| 
(D)|--11-----------9h11--9h11----| 
(A)|-----------------------------| 
(E)|---------9-----------------9-| 
 
The bass on this song follows the main theme all along, with 
many variations.  The ones listed here are the most common. 
Waters also does a little improv. at the end.  The scale he 
uses is (C#).