Triple
T2318282
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Luton |
E51115
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
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.
|
E255605
|
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 railway station | Statement: [Luton, hasRailwayStation, Luton railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Luton railway station Context triple: [Luton, hasRailwayStation, Luton railway station]
-
A.
Broxbourne railway station
Broxbourne railway station is a key commuter rail hub in Hertfordshire, England, providing frequent services between London and destinations along the West Anglia route.
-
B.
Dartford railway station
Dartford railway station is a key commuter rail hub in Dartford, Kent, providing frequent services into London and across southeast England.
-
C.
Milton Keynes Central railway station
Milton Keynes Central railway station is a major intercity and commuter rail hub in Milton Keynes, England, providing frequent services on key routes between London, the Midlands, and the North West.
-
D.
Northampton railway station
Northampton railway station is a major stop on the West Coast Main Line in Northampton, England, providing regional and intercity rail services between London and the Midlands.
-
E.
Chelmsford railway station
Chelmsford railway station is a major rail hub on the Great Eastern Main Line in the city of Chelmsford, England, providing frequent commuter and regional services to London and other destinations.
- 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 railway station Triple: [Luton, hasRailwayStation, Luton railway station]
Generated description
Luton railway station is a major rail hub in Bedfordshire, England, providing regional and commuter services, including frequent connections to London and Luton Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Luton railway station Target entity description: Luton railway station is a major rail hub in Bedfordshire, England, providing regional and commuter services, including frequent connections to London and Luton Airport.
-
A.
Broxbourne railway station
Broxbourne railway station is a key commuter rail hub in Hertfordshire, England, providing frequent services between London and destinations along the West Anglia route.
-
B.
Dartford railway station
Dartford railway station is a key commuter rail hub in Dartford, Kent, providing frequent services into London and across southeast England.
-
C.
Milton Keynes Central railway station
Milton Keynes Central railway station is a major intercity and commuter rail hub in Milton Keynes, England, providing frequent services on key routes between London, the Midlands, and the North West.
-
D.
Northampton railway station
Northampton railway station is a major stop on the West Coast Main Line in Northampton, England, providing regional and intercity rail services between London and the Midlands.
-
E.
Chelmsford railway station
Chelmsford railway station is a major rail hub on the Great Eastern Main Line in the city of Chelmsford, England, providing frequent commuter and regional services to London and other destinations.
- 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_69a88b074b908190ae983dbca7757d88 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc62fa60c8190b4859ce296ea4177 |
completed | March 7, 2026, 6:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae8966cc0c819092ad299645b0aa71 |
completed | March 9, 2026, 8:48 a.m. |
| NEDg | Description generation | batch_69ae8b3693c481909c3f5f28c9b55e92 |
completed | March 9, 2026, 8:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae8bab9a3c8190aac39006ac3744a9 |
completed | March 9, 2026, 8:58 a.m. |
Created at: March 4, 2026, 7:49 p.m.