#(define ((compound-time one two num) grob)
(grob-interpret-markup grob
(markup #:override '(baseline-skip . 0) #:number
(#:line (
(#:column (one num))
#:vcenter "+"
#(define ((compound-time one two num) grob)
(grob-interpret-markup grob
(markup #:override '(baseline-skip . 0) #:number
(#:line (
(#:column (one num))
#:vcenter "+"