Assertion: spam | /r/HasProperty | problem
Facets:
value: in many different media
type: LOCATION
Source sentences:
text: Why Spam is a Problem
text: Why is spam still such a problem?
text: Spam has been a problem in many different media, and invariably arises whenever a medium allows people to send many messages without per-message charges.
text: Spam is a problem because it works for the spammers.