Triple
T5182831
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British railway network |
E116960
|
entity |
| Predicate | infrastructureManager |
P15572
|
FINISHED |
| Object | Northern Ireland Railways |
E400040
|
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: Northern Ireland Railways | Statement: [British railway network, infrastructureManager, Northern Ireland Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Ireland Railways Context triple: [British railway network, infrastructureManager, Northern Ireland Railways]
-
A.
Northern Ireland railways
chosen
Northern Ireland railways comprise the network of passenger and freight railway lines operating within Northern Ireland, historically distinct from the rest of the UK system and now primarily managed by Translink’s NI Railways.
-
B.
Ulster Transport Authority
The Ulster Transport Authority was a government-owned body responsible for operating and overseeing public transport services, including railways and buses, in Northern Ireland from the late 1940s until the late 1960s.
-
C.
North British Railway
North British Railway was a major 19th- and early 20th-century Scottish railway company that operated extensive routes across central and eastern Scotland before becoming part of the London and North Eastern Railway in 1923.
-
D.
Ballymena, Cushendall and Red Bay Railway
The Ballymena, Cushendall and Red Bay Railway was a narrow-gauge railway line in County Antrim, Northern Ireland, serving rural communities along the Antrim coast and inland from Ballymena.
-
E.
Belfast–Larne line
The Belfast–Larne line is a railway route in Northern Ireland connecting Belfast to the port town of Larne, historically operated by the Northern Counties Committee and important for both passenger and ferry-linked 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_69bd446140f08190becb93c61158f27f |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd799d50388190bf2b7dfdd90949e9 |
completed | March 20, 2026, 4:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beefb2464081909ee9f05788ef5c30 |
completed | March 21, 2026, 7:21 p.m. |
Created at: March 20, 2026, 1:46 p.m.