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: 31train number range: 4050-4099id: gnt:nmbssncb:week:l:31:4050-4099route: Mons - Jurbise - Braine-le-Comteperiod: weektype: L 31range: 4050-4099 (4050 → 4099)priority: 93tsCreatedAt: 2026-08-27T22:15:58.868326+00:00lastUpdated: never