C# Petrushka chord
The C# Petrushka chord chord consists of the C# (Perfect unison), D (Minor second), F (Major third), G (Diminished fifth), G# (Perfect fifth) and B (Minor seventh) notes.

How to play the C# Petrushka chord chord
- Find C# (Root) on the piano keyboard
- Add D (Minor second) — 1 semitone above C#
- Add F (Major third) — 4 semitones above C#
- Add G (Diminished fifth) — 6 semitones above C#
- Add G# (Perfect fifth) — 7 semitones above C#
- Add B (Minor seventh) — 10 semitones above C#
- Press all 6 notes simultaneously to sound the C# Petrushka chord chord