Triple
T19917629
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U.S. Triple Crown |
E478704
|
entity |
| Predicate | kentuckyDerbyLocation |
P137807
|
FINISHED |
| Object | Churchill Downs, Louisville, Kentucky |
—
|
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: Churchill Downs, Louisville, Kentucky | Statement: [U.S. Triple Crown, kentuckyDerbyLocation, Churchill Downs, Louisville, Kentucky]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Churchill Downs, Louisville, Kentucky Context triple: [U.S. Triple Crown, kentuckyDerbyLocation, Churchill Downs, Louisville, Kentucky]
-
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.
Keeneland Race Course
Keeneland Race Course is a historic Thoroughbred horse racing track and auction house in Lexington, Kentucky, renowned for its prestigious meets and world-class horse sales.
-
D.
Oaklawn Racing Casino Resort
Oaklawn Racing Casino Resort is a historic thoroughbred racetrack and casino complex in Hot Springs, Arkansas, known for its premier horse racing events and gaming entertainment.
-
E.
Fair Grounds Race Course
Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: kentuckyDerbyLocation Context triple: [U.S. Triple Crown, kentuckyDerbyLocation, Churchill Downs, Louisville, Kentucky]
-
A.
KentuckyDerbyTime
Indicates that a specified time value corresponds to when the Kentucky Derby race takes place or took place.
-
B.
kentuckyDerbyPointsRace
Indicates that an event is a race in which participants can earn qualifying points toward the Kentucky Derby.
-
C.
breedersCupVenue
Indicates the venue or location where a particular Breeders' Cup event is held.
-
D.
Indianapolis500Location
Indicates the location where the Indianapolis 500 event takes place.
-
E.
BelmontStakesTime
Indicates the time at which the Belmont Stakes event takes place.
- F. None of above. chosen
Provenance (4 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_69d8e521855c8190b41871700afc8d6a |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65995bd60819097cfad003dd29731 |
completed | April 20, 2026, 4:51 p.m. |
| PD | Predicate disambiguation | batch_69e537f070b481908958e0e5911dcdc1 |
completed | April 19, 2026, 8:15 p.m. |
| PDg | Predicate description generation | batch_69e543c136b081909cab9394b958390a |
completed | April 19, 2026, 9:06 p.m. |
Created at: April 10, 2026, 1:53 p.m.