Triple
T22678641
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arena Racing Company |
E560417
|
entity |
| Predicate | owns |
P347
|
FINISHED |
| Object | Ffos Las Racecourse |
—
|
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: Ffos Las Racecourse | Statement: [Arena Racing Company, owns, Ffos Las Racecourse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ffos Las Racecourse Context triple: [Arena Racing Company, owns, Ffos Las Racecourse]
-
A.
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.
-
B.
Cartmel Racecourse
Cartmel Racecourse is a picturesque National Hunt horse racing venue in the village of Cartmel in Cumbria, England, known for its tight track, relaxed atmosphere, and popular summer meetings.
-
C.
Salisbury Racecourse
Salisbury Racecourse is a historic thoroughbred horse racing venue in Wiltshire, England, known for its picturesque downland setting and flat racing events.
-
D.
Haldon Racecourse
Haldon Racecourse is a British horse racing venue located on Haldon Hill near Exeter in Devon, known for hosting National Hunt (jump) racing events.
-
E.
Broadmeadow Racecourse
Broadmeadow Racecourse is a major thoroughbred horse racing venue located in the suburb of Broadmeadow in Newcastle, New South Wales, Australia.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ffos Las Racecourse Target entity description: Ffos Las Racecourse is a modern horse racing venue in Carmarthenshire, Wales, known for hosting both flat and National Hunt meetings.
-
A.
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.
-
B.
Cartmel Racecourse
Cartmel Racecourse is a picturesque National Hunt horse racing venue in the village of Cartmel in Cumbria, England, known for its tight track, relaxed atmosphere, and popular summer meetings.
-
C.
Salisbury Racecourse
Salisbury Racecourse is a historic thoroughbred horse racing venue in Wiltshire, England, known for its picturesque downland setting and flat racing events.
-
D.
Haldon Racecourse
Haldon Racecourse is a British horse racing venue located on Haldon Hill near Exeter in Devon, known for hosting National Hunt (jump) racing events.
-
E.
Broadmeadow Racecourse
Broadmeadow Racecourse is a major thoroughbred horse racing venue located in the suburb of Broadmeadow in Newcastle, New South Wales, Australia.
- F. None of above. chosen
Provenance (2 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_69e2454bfd00819099115715a22cb057 |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f1785e4e7481909f1ebd6d8dbd6585 |
completed | April 29, 2026, 3:17 a.m. |
Created at: April 17, 2026, 3:11 p.m.