Triple
T1273325
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail |
E15757
|
entity |
| Predicate | introducedBrand |
P5261
|
FINISHED |
| Object |
Regional Railways
Regional Railways was one of the post-sectorisation passenger business sectors of British Rail, responsible for operating local and regional train services across much of the UK outside the main intercity and commuter networks.
|
E144341
|
NE FINISHED |
How this triple was built (4 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: Regional Railways | Statement: [British Rail, introducedBrand, Regional Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Regional Railways Context triple: [British Rail, introducedBrand, Regional Railways]
-
A.
Regionalbahn
Regionalbahn is a category of German regional train service that provides relatively frequent, short- to medium-distance connections between local towns and cities.
-
B.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
C.
Vy regional trains
Vy regional trains are Norway’s intercity and regional passenger rail services operated by Vy, connecting major cities and towns across the country, including direct links to Oslo Airport Gardermoen.
-
D.
SL commuter rail
SL commuter rail is the suburban and regional train network serving the greater Stockholm area as part of the city’s public transport system.
-
E.
Regional-Express
Regional-Express is a category of medium-distance passenger trains in Germany that provide relatively fast regional connections between cities and towns, operated under the Deutsche Bahn network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Regional Railways Triple: [British Rail, introducedBrand, Regional Railways]
Generated description
Regional Railways was one of the post-sectorisation passenger business sectors of British Rail, responsible for operating local and regional train services across much of the UK outside the main intercity and commuter networks.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Regional Railways Target entity description: Regional Railways was one of the post-sectorisation passenger business sectors of British Rail, responsible for operating local and regional train services across much of the UK outside the main intercity and commuter networks.
-
A.
Regionalbahn
Regionalbahn is a category of German regional train service that provides relatively frequent, short- to medium-distance connections between local towns and cities.
-
B.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
C.
Vy regional trains
Vy regional trains are Norway’s intercity and regional passenger rail services operated by Vy, connecting major cities and towns across the country, including direct links to Oslo Airport Gardermoen.
-
D.
SL commuter rail
SL commuter rail is the suburban and regional train network serving the greater Stockholm area as part of the city’s public transport system.
-
E.
Regional-Express
Regional-Express is a category of medium-distance passenger trains in Germany that provide relatively fast regional connections between cities and towns, operated under the Deutsche Bahn network.
- F. None of above. chosen
Provenance (5 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_69a4935a94308190bb92555b79032824 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4c48bec548190b25d4a74b323cc1b |
completed | March 1, 2026, 10:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac998e56488190ac3cf51563335e30 |
completed | March 7, 2026, 9:33 p.m. |
| NEDg | Description generation | batch_69ac9a14a53481908c45e4e6609a368e |
completed | March 7, 2026, 9:35 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac9a98788881909e316322af87b848 |
completed | March 7, 2026, 9:37 p.m. |
Created at: March 1, 2026, 7:50 p.m.