lane actor#1 "s" @6:22
lane actor#2 "j" @7:41 families=fanout#1
region seq#1 seq
region fanout#1 fanout parent=seq#1 @8:1 label="forEach"
step ask#1 ask "s" @6:33 lane=actor#1 region=seq#1 always
step ask#2 ask "j" @7:52 lane=actor#2 region=fanout#1 maybe stack
edge ask#1 -> ask#2 data maybe exact
