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

How to Play an F chord
How to Play a C Chord
How to Play a Bb Chord
How to Play a Dm 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 therefore a great song to learn if you're a beginner. The song 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      Bb                   F

Lived a man...sailed to sea

F        C       Bb     F

And he told...of his life

Dm    Bb               C

In the land...submarines

F        C         Bb     F

So we sailed...to the sun

Dm     Bb                 F

Till we found...sea of green

F         C          Bb          F

And we lived beneath the waves

Dm    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    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   Bb              F

Everyone...all we need

F        C       Bb      F

Sky of blue...sea of green

Dm    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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