Triple
T12489248
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | High Barnet branch |
E298517
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Waterloo station
Waterloo station is a major central London railway terminus and London Underground station complex, serving as one of the busiest transport hubs in the United Kingdom.
|
E113173
|
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: Waterloo station | Statement: [High Barnet branch, hasStation, Waterloo station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Waterloo station Context triple: [High Barnet branch, hasStation, Waterloo station]
-
A.
Waterloo station
Waterloo station is a major central London railway terminus and Underground hub, known as one of the busiest transport interchanges in the United Kingdom.
-
B.
Waterloo East station
Waterloo East station is a central London railway station on the South Bank, serving suburban and regional services and linked by footbridge to both Waterloo and Charing Cross stations.
-
C.
Waterloo railway station
Waterloo railway station is a railway station serving the Waterloo area of Crosby in Merseyside, England, as part of the Merseyrail network.
-
D.
Ottawa Train Station
The Ottawa Train Station, now known as the Senate of Canada Building, is a historic Beaux-Arts former railway station in downtown Ottawa that has been repurposed to house Canada’s upper parliamentary chamber.
-
E.
McGill station
McGill station is a major Montreal Metro subway station centrally located in downtown Montreal, serving as a key transit hub for commuters and shoppers.
- 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: Waterloo station Triple: [High Barnet branch, hasStation, Waterloo station]
Generated description
Waterloo station is a major central London railway terminus and London Underground station complex, serving as one of the busiest transport hubs in the United Kingdom.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Waterloo station Target entity description: Waterloo station is a major central London railway terminus and London Underground station complex, serving as one of the busiest transport hubs in the United Kingdom.
-
A.
Waterloo station
chosen
Waterloo station is a major central London railway terminus and Underground hub, known as one of the busiest transport interchanges in the United Kingdom.
-
B.
Waterloo East station
Waterloo East station is a central London railway station on the South Bank, serving suburban and regional services and linked by footbridge to both Waterloo and Charing Cross stations.
-
C.
Waterloo railway station
Waterloo railway station is a railway station serving the Waterloo area of Crosby in Merseyside, England, as part of the Merseyrail network.
-
D.
Ottawa Train Station
The Ottawa Train Station, now known as the Senate of Canada Building, is a historic Beaux-Arts former railway station in downtown Ottawa that has been repurposed to house Canada’s upper parliamentary chamber.
-
E.
McGill station
McGill station is a major Montreal Metro subway station centrally located in downtown Montreal, serving as a key transit hub for commuters and shoppers.
- F. None of above.
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_69d6ada377208190a36011199a4d8558 |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d94de1db9481909ddf70eb81cdb714 |
completed | April 10, 2026, 7:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f65eaabadc81908f8af6bc10ce3238 |
completed | May 2, 2026, 8:29 p.m. |
| NEDg | Description generation | batch_69f65fadc97081908376913e390cfc3d |
completed | May 2, 2026, 8:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f660c3d914819097b57784889ca389 |
completed | May 2, 2026, 8:38 p.m. |
Created at: April 8, 2026, 9:56 p.m.