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: 13train number range: 5950-5999id: gnt:nmbssncb:week:l:13:5950-5999route: Libramont - Bertrix - Virton - Athus - Arlonperiod: weektype: L 13range: 5950-5999 (5950 → 5999)priority: 85tsCreatedAt: 2026-09-03T22:35:25.242373+00:00lastUpdated: never