Half a step down

Riff 1 0:29
Gb|--------------------------------------|
Db|--------------------------------------|
Ab|--------------------------------------|x2
Eb|-0------------------------------------|

Riff 2 0:43
Gb|--------------------------------------|
Db|--------------------------------------|
Ab|-2---------------1--------------------|x4
Eb|--------------------------3-----------|

Riff 3 1:10
Gb|--------------------------------------------------------|
Db|----------------------------------------------------4-3-|
Ab|---------1-------------1------------2-1---------2-1-----|x4
Eb|-0-3-2-0---3--0-3-2-0----3--0-3-2-0-----0-3-2-0---------|

Riff 4 1:31
Gb|------------------------------------------------|
Db|------------------------------------------------|
Ab|------------------------------------------------|x4
Eb|-0--0--0--0--0--0--0--0--0--0--0--0--0--0--0--0-|

Or you can do this
Gb|------------------------------------------------|
Db|------------------------------------------------|
Ab|------------------------------------------------|x4
Eb|-2//3--3--3--3--3--3--3--6--6--6--6--5--5--5--5-|

Riff 5 1:45
Gb|--------------------------------------------------------------|
Db|--------------------------------------------------------------|
Ab|--------------------------------------------------------------|x4
Eb|-0--------0-0-0--------0-0-0--------0-0-0----0-0-0----0-0-0---|

Riff 2 1:58 x4
Riff 3 2:26 x4

During solo 2:37
Gb|-------------------------------------------------|
Db|-------------------------------------------------|
Ab|----------------------------------------1-1--0-0-|
Eb|-0-0-0-0-0-0-0--3-3--2-2--0-0-0-0--0-0-----------|

Riff 4 3:02 x4
Riff 5 3:22 x4
Riff 3 3:36 x4
Riff 4 3:56 to the end