Triple
T5560444
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Luton DART |
E145750
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Luton Airport terminal DART station
Luton Airport terminal DART station is a dedicated light rail stop directly serving London Luton Airport’s terminal via the Luton DART people-mover system.
|
E547227
|
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: Luton Airport terminal DART station | Statement: [Luton DART, hasStation, Luton Airport terminal DART station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Luton Airport terminal DART station Context triple: [Luton DART, hasStation, Luton Airport terminal DART station]
-
A.
Luton Airport Parkway railway station
Luton Airport Parkway railway station is a major rail hub in Bedfordshire, England, providing fast connections between Luton Airport and central London.
-
B.
Luton railway station
Luton railway station is a major rail hub in Bedfordshire, England, providing regional and commuter services, including frequent connections to London and Luton Airport.
-
C.
Luton DART
Luton DART is an automated light rail people mover system that links Luton Airport with nearby transport connections, providing fast, driverless transit for passengers.
-
D.
Stansted Airport railway station
Stansted Airport railway station is a railway terminus directly serving London Stansted Airport, providing frequent rail connections between the airport and central London as well as other destinations on the regional network.
-
E.
Stansted Mountfitchet railway station
Stansted Mountfitchet railway station is a local rail stop in Essex, England, serving the village of Stansted Mountfitchet on the West Anglia Main Line with services toward London and Cambridge.
- 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: Luton Airport terminal DART station Triple: [Luton DART, hasStation, Luton Airport terminal DART station]
Generated description
Luton Airport terminal DART station is a dedicated light rail stop directly serving London Luton Airport’s terminal via the Luton DART people-mover system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Luton Airport terminal DART station Target entity description: Luton Airport terminal DART station is a dedicated light rail stop directly serving London Luton Airport’s terminal via the Luton DART people-mover system.
-
A.
Luton Airport Parkway railway station
Luton Airport Parkway railway station is a major rail hub in Bedfordshire, England, providing fast connections between Luton Airport and central London.
-
B.
Luton railway station
Luton railway station is a major rail hub in Bedfordshire, England, providing regional and commuter services, including frequent connections to London and Luton Airport.
-
C.
Luton DART
Luton DART is an automated light rail people mover system that links Luton Airport with nearby transport connections, providing fast, driverless transit for passengers.
-
D.
Stansted Airport railway station
Stansted Airport railway station is a railway terminus directly serving London Stansted Airport, providing frequent rail connections between the airport and central London as well as other destinations on the regional network.
-
E.
Stansted Mountfitchet railway station
Stansted Mountfitchet railway station is a local rail stop in Essex, England, serving the village of Stansted Mountfitchet on the West Anglia Main Line with services toward London and Cambridge.
- 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_69c008fcaf788190bafa02a1917ee73b |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c0201857848190a5443b51bcdb63fa |
completed | March 22, 2026, 5 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c097bd26e08190a687a08323f1400a |
completed | March 23, 2026, 1:30 a.m. |
| NEDg | Description generation | batch_69c098ba92408190b61b115540fce941 |
completed | March 23, 2026, 1:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c099b4bc4481909e7cf6886e5ccbea |
completed | March 23, 2026, 1:39 a.m. |
Created at: March 22, 2026, 3:36 p.m.