lane actor#1 "judge" @2:23
lane actor#2 "act" @14:8
region seq#1 seq
step ask#1 ask "judge" @2:38 lane=actor#1 region=seq#1 always
step ask#2 ask "act" @14:21 lane=actor#2 region=seq#1 always
edge ask#1 -> ask#2 data always exact
sink ask#2
