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: 23train number range: 2850-2899id: gnt:nmbssncb:week:l:23:2850-2899route: Antwerpen - Lier - Aarschot - Leuvenperiod: weektype: L 23range: 2850-2899 (2850 → 2899)priority: 89tsCreatedAt: 2026-09-03T22:35:25.242373+00:00lastUpdated: never