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: saturdaytrain type: Lline number: 1train number range: 4950-4999id: gnt:nmbssncb:saturday:l:1:4950-4999route: Namur - Liègeperiod: saturdaytype: L 1range: 4950-4999 (4950 → 4999)priority: 56tsCreatedAt: 2026-09-03T22:35:25.242373+00:00lastUpdated: never