Along with the right-hand melody, Chopin continued the use of another nocturne "necessity", that of playing broken chords on the left hand to act as the rhythm under his right-handed "vocal" melody.
Pe lângă melodia mâinii drepte, Chopin a continuat să folosească o "necesitate" a nocturnei, aceea de a juca corzi rupte pe stânga pemtru actiona ca ritm sub "melodia" mâinii drepte.