Triple
T15465012
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ditton Marsh |
E372008
|
entity |
| Predicate | servesRacecourse |
P16266
|
FINISHED |
| Object | Sandown Park Racecourse |
E17360
|
NE FINISHED |
How this triple was built (3 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: Sandown Park Racecourse | Statement: [Ditton Marsh, servesRacecourse, Sandown Park Racecourse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sandown Park Racecourse Context triple: [Ditton Marsh, servesRacecourse, Sandown Park Racecourse]
-
A.
Sandown Park Racecourse
chosen
Sandown Park Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, located in Esher, Surrey.
-
B.
Sandown Raceway
Sandown Raceway is a historic motor racing circuit in Melbourne, Australia, renowned for hosting major touring car and endurance events.
-
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.
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.
-
E.
Salisbury Racecourse
Salisbury Racecourse is a historic thoroughbred horse racing venue in Wiltshire, England, known for its picturesque downland setting and flat racing events.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: servesRacecourse Context triple: [Ditton Marsh, servesRacecourse, Sandown Park Racecourse]
-
A.
hasRacecourse
chosen
Indicates that an entity possesses, contains, or is associated with a racecourse facility or track.
-
B.
racecourseFeature
Indicates that one entity is a physical or functional feature or component of a racecourse associated with the other entity.
-
C.
hasRacecourseFeature
Indicates that something possesses or includes a specific feature or characteristic related to a racecourse.
-
D.
racecourseType
Indicates the specific kind or classification of a racecourse associated with an entity.
-
E.
racecourseManaged
Indicates that one entity is responsible for operating, organizing, or overseeing the management of a racecourse for another entity.
- F. None of above.
Provenance (4 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_69d85cc8bd308190886949510b42e764 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e03f680cec8190836a5ec841dee224 |
completed | April 16, 2026, 1:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3657972481909219bc040f674c02 |
completed | May 9, 2026, 1:27 p.m. |
| PD | Predicate disambiguation | batch_69ded284bd008190b31c53b4f1cebadd |
completed | April 14, 2026, 11:49 p.m. |
Created at: April 10, 2026, 3:33 a.m.