Assertion: campaign | /r/HasProperty | held for few years
Facets:
value: at earl's court
type: LOCATION
value: in the past
type: TEMPORAL
Source sentences:
text: It is now held in the Great, National & West Halls at the Olympia Exhibition Centre, in Kensington, London, having been held for a few years at Earl's Court as well as regionally in the past at venues such as Brighton and Leeds.