Triple
T18086458
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Belfast–Dublin railway line |
E432846
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Iarnród Éireann |
—
|
NE NERFINISHED |
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: Iarnród Éireann | Statement: [Belfast–Dublin railway line, operator, Iarnród Éireann]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iarnród Éireann Context triple: [Belfast–Dublin railway line, operator, Iarnród Éireann]
-
A.
Iarnród Éireann
chosen
Iarnród Éireann is the national railway operator of Ireland, responsible for most passenger and freight rail services across the country.
-
B.
Aer Lingus
Aer Lingus is the flag carrier airline of Ireland, operating international flights primarily between Ireland, Europe, and North America.
-
C.
Bus Éireann
Bus Éireann is Ireland’s national bus company, providing intercity, regional, and local bus services across the country.
-
D.
Ulsterbus
Ulsterbus is a public bus operator in Northern Ireland that provides regional and intercity passenger transport services across the province.
-
E.
Abellio
Abellio is a Dutch-based public transport company that operates train and bus services in the United Kingdom and parts of Europe.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b907d05c819083cc3bd6021089e6 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4dd150ab88190864be2a722d214b8 |
completed | April 19, 2026, 1:48 p.m. |
Created at: April 10, 2026, 10:27 a.m.