Watch the Walking Triads online guitar lesson by TrueFire from Play Acoustic Guitar 6: Lick Vocabulary

Walking Triads - Trick 46 is a video guitar lesson presented by Matthieu Brandt and is sourced from 50 Chord Tricks You MUST Know.

A more complex approach to triads and inversions of dominant seventh chords, played as a backup with a walking bass. It'll take some time to get this one under your belt.