Triple
T18110794
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Investec Oaks |
E433467
|
entity |
| Predicate | isRunOn |
P125679
|
FINISHED |
| Object | Epsom Downs turf course |
—
|
NE NERFINISHED |
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 turf course | Statement: [Investec Oaks, isRunOn, Epsom Downs turf course]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Epsom Downs turf course Context triple: [Investec Oaks, isRunOn, Epsom Downs turf course]
-
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.
Racecourse Ground
Racecourse Ground is a historic football stadium in Wrexham, Wales, best known as the long-time home of Wrexham A.F.C.
-
C.
Broadmeadow Racecourse
Broadmeadow Racecourse is a major thoroughbred horse racing venue located in the suburb of Broadmeadow in Newcastle, New South Wales, Australia.
-
D.
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.
-
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.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: isRunOn Context triple: [Investec Oaks, isRunOn, Epsom Downs turf course]
-
A.
canRunOn
Indicates that one entity is capable of operating, executing, or functioning on another entity (such as a platform, system, or environment).
-
B.
isOn
Indicates that one entity is physically positioned above and in contact with the top surface of another entity.
-
C.
runsFrom
Indicates that one entity flees or escapes away from another entity.
-
D.
runsUnder
Indicates that one process, task, or component operates within the control, environment, or context provided by another system, platform, or framework.
-
E.
isRouteOn
chosen
Indicates that one route is located on, follows along, or is aligned with another specified path or infrastructure.
- F. None of above.
Provenance (3 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_69d8b90916008190a1f110bd7ced5473 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4ddd2038081909515fb6d17495cbf |
completed | April 19, 2026, 1:51 p.m. |
| PD | Predicate disambiguation | batch_69e43313ca788190baa224269e71de49 |
completed | April 19, 2026, 1:42 a.m. |
Created at: April 10, 2026, 10:28 a.m.