Triple
T17933338
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cheltenham Festival |
E448388
|
entity |
| Predicate | hostVenue |
P373
|
FINISHED |
| Object | Cheltenham Racecourse |
—
|
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: Cheltenham Racecourse | Statement: [Cheltenham Festival, hostVenue, Cheltenham Racecourse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cheltenham Racecourse Context triple: [Cheltenham Festival, hostVenue, Cheltenham Racecourse]
-
A.
Cheltenham Racecourse
chosen
Cheltenham Racecourse is a premier British horse racing venue in Gloucestershire, best known for hosting the prestigious Cheltenham Festival and its flagship Cheltenham Gold Cup steeplechase.
-
B.
Chester Racecourse
Chester Racecourse is a historic English horse racing venue in Chester, Cheshire, reputed to be the oldest racecourse still in operation in the world.
-
C.
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.
-
D.
Gatwick Racecourse
Gatwick Racecourse was a former horse racing venue in West Sussex, England, that once occupied the site now associated with Gatwick Airport and its railway station.
-
E.
Carlisle Racecourse
Carlisle Racecourse is a British horse racing venue in Cumbria known for hosting both flat and National Hunt races, including the historic Carlisle Bell.
- 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_69d8b9f79d14819095540856928f0e25 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4a55381708190b5dfce6a81bb20d8 |
completed | April 19, 2026, 9:50 a.m. |
Created at: April 10, 2026, 10:21 a.m.