RÉFÉRENCES: Piano: https://www.pianote.com/blog/all-piano-chords/?utm_campaign=20913980796&utm_source=google&utm_medium=cpc&utm_content=&utm_term=_&adgroupid=&gclid=EAIaIQobChMIguW6usz0gwMVHFhHAR0y0gtREAMYASAAEgKnGfD_BwE