"Yellow Submarine" is in the key of F major and uses these chords: F, C, Bb, Dm, Gm

How to Play an F chord
How to Play a C Chord
How to Play a Bb Chord
How to Play a Dm Chord
How to Play a Gm Chord

"Yellow Submarine" is a single from The Beatles' 1966 album, Revolver.http://www.allmusic.com/album/revolver-r1701848 

The form of this song is straightforward and pretty simple compared to some other Beatles songs from this era. It alternates between the verse and the chorus for nearly the whole song with the except for two brief musical interludes: one right before the second chorus and one right after the second chorus.

The progression of the song follows this pattern:

• Verse 1
• Chorus 1
• Verse 2
• Interlude 1
• Chorus 2
• Interlude 2
• Verse 3
• Chorus 3

Verse 1

F      C        Bb     F

In the town...I was born

Dm       Gm    Bb         F

Lived a man...sailed to sea

F        C       Bb     F

And he told...of his life

Dm    Gm     Bb      C

In the land...submarines

F        C         Bb     F

So we sailed...to the sun

Dm     Gm      Bb      F

Till we found...sea of green

F         C          Bb          F

And we lived beneath the waves

Dm    Gm    Bb       C

In our yellow submarine

Chorus 1

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

Verse 2

F          C           Bb    F

And our friends...all on board

Dm    Gm    Bb          C

Many more...live next door

F         C          Bb       F

And the band begins to play

Chorus 2

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

Verse 3

F        C      Bb     F

As we live a life of ease

Dm   Gm   Bb     F

Everyone...all we need

F        C       Bb      F

Sky of blue...sea of green

Dm    Gm    Bb      C

In our yellow submarine

Chorus 3

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

F         C

We all...yellow submarine

C                         F

Yellow submarine, yellow submarine

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