Triple
T16470266
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Ireland railways |
E400040
|
entity |
| Predicate | hasPredecessor |
P97
|
FINISHED |
| Object | Ulster Transport Authority |
E400046
|
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: Ulster Transport Authority | Statement: [Northern Ireland railways, hasPredecessor, Ulster Transport Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ulster Transport Authority Context triple: [Northern Ireland railways, hasPredecessor, Ulster Transport Authority]
-
A.
Ulster Transport Authority
chosen
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.
-
B.
Lagan Canal Trust
Lagan Canal Trust is an organization dedicated to restoring, preserving, and promoting the historic Lagan Canal and its surrounding waterways and heritage.
-
C.
Dublin Bus
Dublin Bus is the main public bus operator in Dublin, Ireland, providing extensive urban and suburban services across the city and surrounding areas.
-
D.
Strathclyde Partnership for Transport
Strathclyde Partnership for Transport is the regional public transport authority for the Strathclyde area of Scotland, responsible for planning, coordinating, and operating key transport services including Glasgow’s subway system.
-
E.
Iarnród Éireann
Iarnród Éireann is the national railway operator of Ireland, responsible for most passenger and freight rail services across the country.
- 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_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32dcfed6c8190b8dbe4b65b0ab817 |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a004f5af4308190bd023624de35027f |
completed | May 10, 2026, 9:26 a.m. |
Created at: April 10, 2026, 5:11 a.m.