In my last column, we looked at some rhythm and lead approaches to playing over a 12-bar blues progression in the key ... notes B and D and F#. In bar 2, I imply, or describe, an A9 chord sound ...

and adding an F (G - B - D - F). A cadence is formed by two chords at the end of a passage of music. Sometimes the final cadence of a piece in a minor key ends with a major chord instead of the ...