Triple
T18183029
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | St Leger Stakes |
E435337
|
entity |
| Predicate | racecourseOwner |
P16266
|
FINISHED |
| Object | Arena Racing Company |
—
|
NE NERFINISHED |
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: Arena Racing Company | Statement: [St Leger Stakes, racecourseOwner, Arena Racing Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Arena Racing Company Context triple: [St Leger Stakes, racecourseOwner, Arena Racing Company]
-
A.
Arena Racing Company
chosen
Arena Racing Company is a major British racecourse operator and racing media business that owns and manages numerous horse racing venues across the UK.
-
B.
Sunland Park Racetrack & Casino
Sunland Park Racetrack & Casino is a combined horse racing track and casino in Sunland Park, New Mexico, known for hosting live thoroughbred and quarter horse racing along with slot machine gaming.
-
C.
Prairie Meadows racetrack and casino
Prairie Meadows racetrack and casino is a combined horse racing track and casino resort located in Altoona, Iowa, offering gaming, live racing, dining, and entertainment.
-
D.
Hall of Fame Racing
Hall of Fame Racing was a NASCAR Nextel Cup Series team co-owned by former Dallas Cowboys stars Roger Staubach and Troy Aikman that competed in the mid-2000s.
-
E.
The Meadows Racetrack and Casino
The Meadows Racetrack and Casino is a popular Pennsylvania entertainment complex featuring live horse racing, a casino gaming floor, and various dining and event options.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8b90c7ec081909b4694ccecb449c6 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4dffc432c8190af53da5256dc476c |
completed | April 19, 2026, 2 p.m. |
Created at: April 10, 2026, 10:31 a.m.