lane actor#1 "w" @26:11
lane actor#2 "e" @28:19
lane actor#3 "s" @31:20
region seq#1 seq
region branch#1 branch parent=seq#1 @27:18
step ask#1 ask "w" @26:22 lane=actor#1 region=seq#1 always
step ask#2 ask "e" @28:30 lane=actor#2 region=branch#1 maybe
step ask#3 ask "s" @31:31 lane=actor#3 region=seq#1 always
edge ask#1 -> ask#2 data maybe inexact
sink ask#2,ask#3
