Assertion: mobile billboard | /r/HasProperty | heavy foot traffic
Facets:
value: including train stations
type: LOCATION
value: including sports arenas
type: LOCATION
value: including airports
type: LOCATION
value: due to an event
type: CAUSE
value: including convention centers
type: LOCATION
Source sentences:
text: They can be placed wherever there is heavy foot traffic due to an event – including convention centers, train stations, airports and sports arenas.