Triple
T2262653
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Thatcham |
E50071
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Thatcham railway station
Thatcham railway station is a local rail stop in Berkshire, England, serving the town of Thatcham on the Reading–Newbury–Westbury line.
|
E251335
|
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: Thatcham railway station | Statement: [Thatcham, hasRailwayStation, Thatcham railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thatcham railway station Context triple: [Thatcham, hasRailwayStation, Thatcham railway station]
-
A.
Tattenham Corner railway station
Tattenham Corner railway station is a suburban rail station in Surrey, England, best known for serving racegoers attending events at the nearby Epsom Downs Racecourse, including the Epsom Derby.
-
B.
Chicksands Priory Station
Chicksands Priory Station is a former Royal Air Force signals intelligence and listening post in Bedfordshire, England, historically used for intercepting and analyzing communications during the Cold War.
-
C.
Farnham railway station
Farnham railway station is a suburban rail station in Surrey, England, serving the town of Farnham with services on the Alton Line into London and surrounding areas.
-
D.
Grantham railway station
Grantham railway station is a major railway hub in Lincolnshire, England, serving the town of Grantham with intercity and regional train services.
-
E.
Caterham railway station
Caterham railway station is a suburban terminus in Surrey, England, serving the town of Caterham with regular commuter rail services into London.
- 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: Thatcham railway station Triple: [Thatcham, hasRailwayStation, Thatcham railway station]
Generated description
Thatcham railway station is a local rail stop in Berkshire, England, serving the town of Thatcham on the Reading–Newbury–Westbury line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Thatcham railway station Target entity description: Thatcham railway station is a local rail stop in Berkshire, England, serving the town of Thatcham on the Reading–Newbury–Westbury line.
-
A.
Tattenham Corner railway station
Tattenham Corner railway station is a suburban rail station in Surrey, England, best known for serving racegoers attending events at the nearby Epsom Downs Racecourse, including the Epsom Derby.
-
B.
Chicksands Priory Station
Chicksands Priory Station is a former Royal Air Force signals intelligence and listening post in Bedfordshire, England, historically used for intercepting and analyzing communications during the Cold War.
-
C.
Farnham railway station
Farnham railway station is a suburban rail station in Surrey, England, serving the town of Farnham with services on the Alton Line into London and surrounding areas.
-
D.
Grantham railway station
Grantham railway station is a major railway hub in Lincolnshire, England, serving the town of Grantham with intercity and regional train services.
-
E.
Caterham railway station
Caterham railway station is a suburban terminus in Surrey, England, serving the town of Caterham with regular commuter rail services into London.
- 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_69a88b01e0048190ba96431b5f990ba9 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc18be8308190abc4a59d37dfd93a |
completed | March 7, 2026, 6:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae71cdacb48190bc11e9e0e6b61ba0 |
completed | March 9, 2026, 7:07 a.m. |
| NEDg | Description generation | batch_69ae727388f48190bbb516e1cc907689 |
completed | March 9, 2026, 7:10 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae733c44008190ac1429da66cf77aa |
completed | March 9, 2026, 7:14 a.m. |
Created at: March 4, 2026, 7:48 p.m.