Triple
T6963228
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | First Capital Connect |
E161423
|
entity |
| Predicate | operatedService |
P5884
|
FINISHED |
| Object |
Bedford to St Pancras services
Bedford to St Pancras services are commuter rail services linking the town of Bedford in Bedfordshire with London St Pancras station, forming part of a key north–south route into central London.
|
E630536
|
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: Bedford to St Pancras services | Statement: [First Capital Connect, operatedService, Bedford to St Pancras services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bedford to St Pancras services Context triple: [First Capital Connect, operatedService, Bedford to St Pancras services]
-
A.
London King's Cross to King's Lynn services
London King's Cross to King's Lynn services are a passenger rail service linking central London with the town of King’s Lynn via the Fen Line in eastern England.
-
B.
TfL Rail services
TfL Rail services were the interim commuter rail operations in London and the surrounding area that preceded and were later integrated into the full Elizabeth line network.
-
C.
National Rail services in London
National Rail services in London comprise the network of mainline train operators providing suburban, regional, and long-distance rail connections across the capital and to the rest of the UK.
-
D.
National Rail services to London Bridge
National Rail services to London Bridge are commuter train routes connecting suburban and regional areas in southeast London and beyond with London Bridge station, a major central London rail hub.
-
E.
London St Pancras to Corby
London St Pancras to Corby is a regional passenger rail service in England linking central London with the town of Corby in Northamptonshire.
- 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: Bedford to St Pancras services Triple: [First Capital Connect, operatedService, Bedford to St Pancras services]
Generated description
Bedford to St Pancras services are commuter rail services linking the town of Bedford in Bedfordshire with London St Pancras station, forming part of a key north–south route into central London.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bedford to St Pancras services Target entity description: Bedford to St Pancras services are commuter rail services linking the town of Bedford in Bedfordshire with London St Pancras station, forming part of a key north–south route into central London.
-
A.
London King's Cross to King's Lynn services
London King's Cross to King's Lynn services are a passenger rail service linking central London with the town of King’s Lynn via the Fen Line in eastern England.
-
B.
TfL Rail services
TfL Rail services were the interim commuter rail operations in London and the surrounding area that preceded and were later integrated into the full Elizabeth line network.
-
C.
National Rail services in London
National Rail services in London comprise the network of mainline train operators providing suburban, regional, and long-distance rail connections across the capital and to the rest of the UK.
-
D.
National Rail services to London Bridge
National Rail services to London Bridge are commuter train routes connecting suburban and regional areas in southeast London and beyond with London Bridge station, a major central London rail hub.
-
E.
London St Pancras to Corby
London St Pancras to Corby is a regional passenger rail service in England linking central London with the town of Corby in Northamptonshire.
- 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_69c68853cff881908439d488924a8283 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6daf197b0819085bd0433c8a7f716 |
completed | March 27, 2026, 7:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7589c587c8190b97523b5ac2ab958 |
completed | March 28, 2026, 4:27 a.m. |
| NEDg | Description generation | batch_69c759553fe081909881c8d2ae680dfe |
completed | March 28, 2026, 4:30 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c759c79de48190bd3e079c07a9158a |
completed | March 28, 2026, 4:32 a.m. |
Created at: March 27, 2026, 2:30 p.m.