Triple
T1282360
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chertsey |
E27353
|
entity |
| Predicate | hasRacecourseNearby |
P16266
|
FINISHED |
| Object | Sandown Park Racecourse |
E17360
|
NE FINISHED |
How this triple was built (2 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: [Chertsey, hasRacecourseNearby, Sandown Park Racecourse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sandown Park Racecourse Context triple: [Chertsey, hasRacecourseNearby, 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.
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.
-
C.
Chepstow Racecourse
Chepstow Racecourse is a prominent horse racing venue in Monmouthshire, Wales, best known for hosting major National Hunt and flat racing events including the Welsh Grand National.
-
D.
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.
-
E.
Hamilton Racecourse
Hamilton Racecourse is a historic horse racing venue in Hamilton, Scotland, known for hosting flat racing events and serving as a prominent local sporting and entertainment facility.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69a496d3710c8190955dee8bc0dacb50 |
completed | March 1, 2026, 7:43 p.m. |
| NER | Named-entity recognition | batch_69a4c48bec548190b25d4a74b323cc1b |
completed | March 1, 2026, 10:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acacba08f881909230c2d9459d4bc4 |
completed | March 7, 2026, 10:54 p.m. |
Created at: March 1, 2026, 7:50 p.m.