Triple
T7130329
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barlow train shed |
E166168
|
entity |
| Predicate | railwayLineServed |
P848
|
FINISHED |
| Object | High Speed 1 (via St Pancras International) |
E642938
|
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: High Speed 1 (via St Pancras International) | Statement: [Barlow train shed, railwayLineServed, High Speed 1 (via St Pancras International)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: High Speed 1 (via St Pancras International) Context triple: [Barlow train shed, railwayLineServed, High Speed 1 (via St Pancras International)]
-
A.
High Speed 1 Limited
chosen
High Speed 1 Limited is the company responsible for owning, operating, and maintaining the High Speed 1 railway line connecting London with the Channel Tunnel in the United Kingdom.
-
B.
Thameslink at King's Cross St Pancras
Thameslink at King's Cross St Pancras is a major central London rail hub on the cross-city Thameslink route, providing frequent mainline and commuter services that interconnect with multiple London Underground lines and national rail networks.
-
C.
Thameslink
Thameslink is a major British rail network providing cross-London services that connect destinations across the South East of England.
-
D.
Heathrow Express
Heathrow Express is a non-stop high-speed train service linking London Paddington station with Heathrow Airport, providing one of the fastest rail connections between central London and the airport.
-
E.
London King’s Cross – Peterborough
London King’s Cross – Peterborough is a key intercity and commuter rail route in eastern England linking central London with the city of Peterborough.
- 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_69c6888350588190870cd552b427a1cd |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e66dc2388190bdec018f1cc6b20a |
completed | March 27, 2026, 8:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7a33eea0481909f87e0813bc35b52 |
completed | March 28, 2026, 9:45 a.m. |
Created at: March 27, 2026, 2:44 p.m.