Clusters
Clusters are a device to denote that a complete range of notes is to be played.
\version "2.24.0"
fragment = \relative c' {
  c4 f <e d'>4
  <g a>8 <e a> a4 c2 <d b>4
  e2 c
}
<<
  \new Staff \fragment
  \new Staff \makeClusters \fragment
>>