node source
node ask#1 "reader" @13:24 actors=actor#1 type="string"
node ask#2 "a" @13:58 actors=actor#2 type="string"
node sink
actor actor#1 "reader" @13:8
actor actor#2 "a" @13:47
edge source -> ask#2 data exact
edge ask#1 -> sink data exact type="string"
edge ask#2 -> ask#1 data inexact type="string"
