Example 1. Harmony and form chart

                                                                   "Lithium sunset"

Introduction
1            2            3            4            5            6            7            8            

E---------------------------7-->
////         ////         ////         ////         ////         ////         ////         ////
                                                                                       V1: Fill my

Acoustic steel-string guitar --------------------------------------------------------------|
Bass -------------------------------------------------------------------------------------- gliss
Drums -------------------------------------------------------------------------------------|
                Harmonica added -----------------------------------------------------------|

A1
9            10           11           12           13           14           15           16

A            D            A            D            f#m          bm           Esus4--------3
////         ////         ////         ////         ////         ////         ////         ////
eyes         O lithium                 And take     burden       Of worry     mind     V2: Take this 
             sunset                    this lonesome             from my

   Pedal-steel guitar replaces harmonica
 
A2
17           18           19           20           21           22           23           24

A7           D            A7           D            f#m          G            (Esus)       E7
////         ////         ////         ////         ////         ////         ////         ////
heartache    of obsidian  darkness     And fold my  darkness     Inside your  light    V3: I've been 
                                                                 yellow
   Add nylon-string guitar in cross-rhythm triplets

      
B (bridge)
25           26           27           28           29           30           31           32

f#m7         bm           D            C#4-3        f#m          bm           D            C#4   F
////         ////         ////         ////         ////         ////         ////         //    //
scattered    shattered    knocked      race but     better       I feel your  light        face  V4: 
I've been    I've been    out of the   I'll get                               upon my            Heal my

   Add multi-track vocal harmony
 
A3
33           34           35           36           37

A            D            A            D            A
////         ////         ////         ////         ////
soul         o lithium    sunset      And I'll ride world
                                      the turning
A3 phrase extension = Introduction
38           39           40           41           42           43           44           45
(1           2            3            4            5            6            7            8)

E7-----------------------------------------------------------------------------------------|
////         ////         ////         ////         ////         ////         ////         ////
(In)to       night       (In)to        night       (In)to        night                     See mercury 
another                  another                   another                                 (falling)

   Add reverb to voice                                                                     reprise
                                                                                           bass gliss