Triple
T7219882
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ladas |
E150228
|
entity |
| Predicate | derbyCourse |
P16266
|
FINISHED |
| Object | Epsom Downs Racecourse |
E17979
|
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: Epsom Downs Racecourse | Statement: [Ladas, derbyCourse, Epsom Downs Racecourse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Epsom Downs Racecourse Context triple: [Ladas, derbyCourse, Epsom Downs Racecourse]
-
A.
Epsom Downs Racecourse
chosen
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.
-
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.
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.
-
D.
Ascot Racecourse
Ascot Racecourse is a world-famous British horse racing venue in Berkshire, best known for hosting the prestigious Royal Ascot meeting attended by members of the royal family.
-
E.
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.
- 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: derbyCourse Context triple: [Ladas, derbyCourse, Epsom Downs Racecourse]
-
A.
hasRacecourse
chosen
Indicates that an entity possesses, contains, or is associated with a racecourse facility or track.
-
B.
racecourseType
Indicates the specific kind or classification of a racecourse associated with an entity.
-
C.
racecourseFeature
Indicates that one entity is a physical or functional feature or component of a racecourse associated with the other entity.
-
D.
courseHole
Indicates that a particular hole is part of, or belongs to, a specific golf course.
-
E.
typicalCourse
Indicates that one entity is a standard or commonly taken course associated with another entity, such as a program, curriculum, or field of study.
- 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_69c687effb44819092b95d07d0368c9f |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6e9b1a7908190bd215ffb84592e32 |
completed | March 27, 2026, 8:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7d38423bc8190aaf4ee3940813d33 |
completed | March 28, 2026, 1:11 p.m. |
| PD | Predicate disambiguation | batch_69c6e75f84e481909e7866186ae80cff |
completed | March 27, 2026, 8:23 p.m. |
Created at: March 27, 2026, 2:53 p.m.