Triple
T16470242
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Ireland railways |
E400040
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object | Belfast–Derry line |
E1027063
|
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–Derry line | Statement: [Northern Ireland railways, hasLine, Belfast–Derry line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Belfast–Derry line Context triple: [Northern Ireland railways, hasLine, Belfast–Derry line]
-
A.
Belfast–Derry line
chosen
The Belfast–Derry line is a major railway route in Northern Ireland linking Belfast with the city of Derry/Londonderry and serving numerous intermediate towns.
-
B.
Portadown Line
The Portadown Line is a key Northern Ireland Railways route connecting Belfast with Portadown, serving as an important commuter and regional rail corridor.
-
C.
Belfast–Portadown line
The Belfast–Portadown line is a key railway route in Northern Ireland connecting Belfast with the town of Portadown and forming part of the region’s main intercity and commuter rail network.
-
D.
Derry~Londonderry Line
The Derry~Londonderry Line is a key Northern Ireland railway route linking Belfast with the city of Derry/Londonderry along a scenic corridor that includes coastal and rural landscapes.
-
E.
Belfast–Dublin corridor
The Belfast–Dublin corridor is a major economic and transport axis linking Northern Ireland’s capital Belfast with Ireland’s capital Dublin, encompassing key urban and industrial areas along its route.
- 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.