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: ICline number: 9train number range: 2900-2949id: gnt:nmbssncb:saturday:ic:9:2900-2949route: Antwerpen - Lier - Aarschot - Leuvenperiod: saturdaytype: IC 9range: 2900-2949 (2900 → 2949)priority: 8tsCreatedAt: 2026-08-31T22:10:20.015956+00:00lastUpdated: never