Assertion: height door | /r/HasProperty | chest-height sliding doors
Facets:
value: chest-height
type: OTHER
value: at the edge of railway platforms
type: LOCATION
value: to prevent passengers
type: PURPOSE
Source sentences:
text: Half-height platform doors, or automatic platform gates, are chest-height sliding doors at the edge of railway platforms to prevent passengers from falling off the platform edge onto the railway tracks.