node source
node ask#1 "one" @4:30 actors=actor#1 type="string"
node ask#2 "two" @8:21 actors=actor#2 type="string"
node sink
actor actor#1 "one" @4:17
actor actor#2 "two" @8:8
edge source -> ask#1 data exact
edge ask#1 -> ask#2 data exact type="string"
edge ask#2 -> sink data exact type="string"
