If you look at a music or piano keyboard, start by locating the ... Of course, not all triads have to be chords of C major or minor. You can use the process, of selecting the 1st (root), 3rd ...

In the piano roll, the length of each note ... from the previous pic now ‘harmonised’ - every chord contains alternate notes of the C major scale. Some of the chords are major (a gap of ...