How to play upper structure triads on the piano? 1. Find the correct chord/chord-scale pairing for the chord. 2. Classify your notes into inside note and outside notes. 3. Within the inside notes determine which is the root, the guide-tones, and the available tensions 4. Find triads that are all built with inside notes and contain at least one available tension 5. Play that triad on your right hand while playing the root on the two guide tones on your left hand