Assertion: customer's problem | /r/HasProperty | struggle
Facets:
value: in tracing the call
type: OTHER
value: for old media
type: TRANSITIVE-OBJECT
Source sentences:
text: As a metric for effectiveness, Scott Karp suggests, CE is the solution to the same intractable problems that have long been a struggle for old media: how to prove value.
text: The problem with these kinds of VoIP number frauds is the difficulty in tracing the call.