The "breadcrumbs" element is always present, on top of the page.
It shows you where you are on the lab.
It enables you to reach any page on the lab.
A trip pattern groups every trip running the same NMBS/SNCB shadow line number with the same headsign. Aribus inbound rules select on this id rather than on a gtfs routeId.
GtfsNmbsTripPattern: GtfsAgency: headsign: schedule: weektrain type: Lline number: 41train number range: 4700-4749id: gnt:nmbssncb:week:l:41:4700-4749route: Athus - Luxembourg (L)period: weektype: L 41range: 4700-4749 (4700 → 4749)priority: 96tsCreatedAt: 2026-08-04T22:08:26.517964+00:00lastUpdated: never