lane actor#1 "fast" @7:14
lane actor#2 "careful" @8:17
lane actor#3 "triage" @9:21
region seq#1 seq
region branch#1 branch parent=seq#1 @12:7
region branch#2 branch parent=seq#1 @13:7
step ask#1 ask "triage" @9:37 lane=actor#3 region=seq#1 always
step ask#2 ask "careful" @12:21 lane=actor#2 region=branch#1 maybe
step ask#3 ask "fast" @13:18 lane=actor#1 region=branch#2 maybe
edge ask#1 -> ask#2 control maybe
edge ask#1 -> ask#3 control maybe
edge ask#2 -> ask#3 seq maybe
sink ask#2,ask#3
