6 As a last resort, the placement of grobs can be adjusted manually, by
7 setting the @code{extra-offset} of a grob.
13 \outputproperty #(make-type-checker 'note-head-interface)
14 #'extra-offset = #'(2 . 3)
18 \outputproperty #(make-type-checker 'mark-interface)
19 #'extra-offset = #'(-1 . 4)