fan-out fan-out#1 "fan-out" @14:1 order=0 count=3 type="Promise<void>[]"
ask ask#1 "ask" head="a-" @15:25 order=1 within=fan-out#1 type="string"
actor actor#1 head="a-" @15:9 order=2 within=fan-out#1
ask ask#2 "b" @19:25 order=3 type="string"
actor actor#2 "b" @19:14 order=4
fact ask-data ask#1 <- fan-out#1 exact
fact ask-actor ask#1 <- actor#1 exact
fact ask-actor ask#2 <- actor#2 exact
fact return <- ask#2 exact
region seq#1 seq entered
region fanout#1 fanout parent=seq#1 @14:1 label="map" strand
mark phase#1 in=seq#1
spawn actor#1 in=seq#1>fanout#1
issue ask#1 in=seq#1>fanout#1 phase=phase#1
settle ask#1 in=seq#1>fanout#1
mark phase#2 in=seq#1
spawn actor#2 in=seq#1
issue ask#2 in=seq#1 phase=phase#2
settle ask#2 in=seq#1
jump return seq#1 in=seq#1 phase=phase#2
phase phase#1 "A" @13:1
phase phase#2 "B" @18:1
