Triple
T13301482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NI Railways |
E316821
|
entity |
| Predicate | operatesService |
P5884
|
FINISHED |
| Object | Belfast–Great Victoria Street commuter services |
E314319
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Belfast–Great Victoria Street commuter services | Statement: [NI Railways, operatesService, Belfast–Great Victoria Street commuter services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Belfast–Great Victoria Street commuter services Context triple: [NI Railways, operatesService, Belfast–Great Victoria Street commuter services]
-
A.
Belfast–Portrush rail service
The Belfast–Portrush rail service is a passenger train route in Northern Ireland that connects Belfast with the coastal resort town of Portrush, serving several intermediate towns along the way.
-
B.
Belfast suburban rail system
chosen
The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
-
C.
Belfast–Coleraine rail service
The Belfast–Coleraine rail service is a Northern Ireland Railways passenger route linking Belfast with the north coast town of Coleraine, serving intermediate stations such as Ballymena.
-
D.
York Road station, Belfast
York Road station in Belfast was a major railway terminus and operational center for the Northern Counties Committee network in Northern Ireland.
-
E.
Belfast to Antrim corridor
The Belfast to Antrim corridor is a key transport axis in Northern Ireland linking Belfast with the town of Antrim and beyond, carrying significant commuter and regional traffic.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d806b40ab4819094adf6c374f4811a |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d990a43ed88190a8dbbbd7d6d62dc4 |
completed | April 11, 2026, 12:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f716df8c2c8190bd17b47848546271 |
completed | May 3, 2026, 9:35 a.m. |
Created at: April 9, 2026, 9:28 p.m.