Triple
T831747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Epsom Downs Racecourse |
E17979
|
entity |
| Predicate | near |
P350
|
FINISHED |
| Object |
Epsom Downs railway station
Epsom Downs railway station is a suburban rail station in Surrey, England, serving the Epsom Downs area and providing access to the nearby Epsom Downs Racecourse.
|
E97989
|
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: Epsom Downs railway station | Statement: [Epsom Downs Racecourse, near, Epsom Downs railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Epsom Downs railway station Context triple: [Epsom Downs Racecourse, near, Epsom Downs railway station]
-
A.
Orpington railway station
Orpington railway station is a major commuter rail hub in the London Borough of Bromley, providing frequent services between southeast London, Kent, and central London.
-
B.
Leatherhead railway station
Leatherhead railway station is a commuter rail station in Surrey, England, serving the town of Leatherhead on routes into London and surrounding areas.
-
C.
Hay Railway Station
Hay Railway Station is a historic former railway station in Hay, New South Wales, recognized as a heritage-listed site for its architectural and transport significance.
-
D.
Esher railway station
Esher railway station is a suburban rail station in Surrey, England, serving the town of Esher and providing convenient access to nearby Sandown Park Racecourse.
-
E.
Swinton railway station
Swinton railway station is a suburban rail station in Greater Manchester, England, providing local and regional train services for the town of Swinton and surrounding areas.
- 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: Epsom Downs railway station Triple: [Epsom Downs Racecourse, near, Epsom Downs railway station]
Generated description
Epsom Downs railway station is a suburban rail station in Surrey, England, serving the Epsom Downs area and providing access to the nearby Epsom Downs Racecourse.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Epsom Downs railway station Target entity description: Epsom Downs railway station is a suburban rail station in Surrey, England, serving the Epsom Downs area and providing access to the nearby Epsom Downs Racecourse.
-
A.
Orpington railway station
Orpington railway station is a major commuter rail hub in the London Borough of Bromley, providing frequent services between southeast London, Kent, and central London.
-
B.
Leatherhead railway station
Leatherhead railway station is a commuter rail station in Surrey, England, serving the town of Leatherhead on routes into London and surrounding areas.
-
C.
Hay Railway Station
Hay Railway Station is a historic former railway station in Hay, New South Wales, recognized as a heritage-listed site for its architectural and transport significance.
-
D.
Esher railway station
Esher railway station is a suburban rail station in Surrey, England, serving the town of Esher and providing convenient access to nearby Sandown Park Racecourse.
-
E.
Swinton railway station
Swinton railway station is a suburban rail station in Greater Manchester, England, providing local and regional train services for the town of Swinton and surrounding areas.
- 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_69a4937c9c188190aaa216f6b466f452 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4abb4be948190ae757df85bdc40e4 |
completed | March 1, 2026, 9:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a76d9991488190808adb29d3ad6273 |
completed | March 3, 2026, 11:24 p.m. |
| NEDg | Description generation | batch_69a7799f87f08190ad393ce92c938030 |
completed | March 4, 2026, 12:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a77a2ef9d08190abc60490b4409d79 |
completed | March 4, 2026, 12:17 a.m. |
Created at: March 1, 2026, 7:38 p.m.