Triple
T3523287
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | The Jockey Club |
E74476
|
entity |
| Predicate | owns |
P347
|
FINISHED |
| Object |
Exeter Racecourse
Exeter Racecourse is a prominent British horse racing venue in Devon, known for hosting National Hunt (jump) racing events.
|
E379479
|
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: Exeter Racecourse | Statement: [The Jockey Club, owns, Exeter Racecourse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Exeter Racecourse Context triple: [The Jockey Club, owns, Exeter Racecourse]
-
A.
Brighton Racecourse
Brighton Racecourse is a historic horse racing venue located on the outskirts of Brighton, England, known for its unique undulating track and coastal views.
-
B.
Windsor Racecourse
Windsor Racecourse is a popular British horse racing venue located on an island in the River Thames near Windsor, known for its evening flat races and picturesque setting.
-
C.
Epsom Downs Racecourse
Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
-
D.
Chester Racecourse
Chester Racecourse is a historic English horse racing venue in Chester, Cheshire, reputed to be the oldest racecourse still in operation in the world.
-
E.
Kempton Park Racecourse
Kempton Park Racecourse is a major British horse racing venue in Sunbury-on-Thames, Surrey, best known for hosting prominent National Hunt and flat racing events such as the King George VI Chase.
- 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: Exeter Racecourse Triple: [The Jockey Club, owns, Exeter Racecourse]
Generated description
Exeter Racecourse is a prominent British horse racing venue in Devon, known for hosting National Hunt (jump) racing events.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Exeter Racecourse Target entity description: Exeter Racecourse is a prominent British horse racing venue in Devon, known for hosting National Hunt (jump) racing events.
-
A.
Brighton Racecourse
Brighton Racecourse is a historic horse racing venue located on the outskirts of Brighton, England, known for its unique undulating track and coastal views.
-
B.
Windsor Racecourse
Windsor Racecourse is a popular British horse racing venue located on an island in the River Thames near Windsor, known for its evening flat races and picturesque setting.
-
C.
Epsom Downs Racecourse
Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
-
D.
Chester Racecourse
Chester Racecourse is a historic English horse racing venue in Chester, Cheshire, reputed to be the oldest racecourse still in operation in the world.
-
E.
Kempton Park Racecourse
Kempton Park Racecourse is a major British horse racing venue in Sunbury-on-Thames, Surrey, best known for hosting prominent National Hunt and flat racing events such as the King George VI Chase.
- 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_69ad85d0c5488190a3d8e02ebd01a1aa |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbc4f16b8819094ad2755670ddc7b |
completed | March 8, 2026, 6:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4c3718bd88190bec2f4cfda0010ae |
completed | March 14, 2026, 2:09 a.m. |
| NEDg | Description generation | batch_69b4c4842860819096564ca5c44ccc7f |
completed | March 14, 2026, 2:14 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4c5295738819095878833d65b63f5 |
completed | March 14, 2026, 2:17 a.m. |
Created at: March 8, 2026, 3:19 p.m.