The 12 Bar Blues in A# contains the chords F#7 (I chord), B7 (IV chord) and C#7 (V chord. Below is the 12 Bar Blues starting on F#7.
12 Bar Blues in F#7 (Jazz Variation)
The Jazz variation of the 12 Bar Blues in F sharp adds some extra chords. The 12 Bar Blues structure remains the same, but certain chords are substituted. For example, the F#7 chord in the fourth bar is substituted with an C#m7 moving to an F#7 chord.
