Triple
T5251167
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Derby City |
E118589
|
entity |
| Predicate | hasNotableVenue |
P105
|
FINISHED |
| Object | Churchill Downs |
E101692
|
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: Churchill Downs | Statement: [Derby City, hasNotableVenue, Churchill Downs]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Churchill Downs Context triple: [Derby City, hasNotableVenue, Churchill Downs]
-
A.
Churchill Downs
chosen
Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
-
B.
Pimlico Race Course
Pimlico Race Course is a historic thoroughbred horse racing track in Baltimore, Maryland, best known as the longtime home of the Preakness Stakes, the second jewel of the U.S. Triple Crown.
-
C.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
-
D.
Pimlico
Pimlico is a central London residential district in the City of Westminster, known for its Regency architecture, garden squares, and proximity to the River Thames.
-
E.
Santa Anita Park
Santa Anita Park is a historic thoroughbred racetrack in Arcadia, California, renowned for hosting major horse racing events such as the Santa Anita Derby and multiple Breeders’ Cup championships.
- 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_69bd446978108190bb5f9c5c23d93f88 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7b7b840881908bb1ecb8a0047382 |
completed | March 20, 2026, 4:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf06bc1c0c8190abc1e24f99621e49 |
completed | March 21, 2026, 8:59 p.m. |
Created at: March 20, 2026, 1:50 p.m.