new line
measure
a with text "1" above
a with text "1" below
a with text "1" beside
measure
chord with text "1" up
c e g
chord with text "1" down
c e g
chord
c with text "3" down
e with text "2" beside
g with text "1" up
chord
c with text "3" beside
e with text "2" beside
g with text "1" beside
comment: "you can omit `text` key word"