Triple
T846719
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kentucky |
E18292
|
entity |
| Predicate | eventHeldAt |
P373
|
FINISHED |
| Object |
Churchill Downs
Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
|
E101692
|
NE FINISHED |
How this triple was built (5 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: [Kentucky, eventHeldAt, Churchill Downs]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Churchill Downs Context triple: [Kentucky, eventHeldAt, Churchill Downs]
-
A.
Saratoga Race Course
Saratoga Race Course is a historic thoroughbred horse racing track in Saratoga Springs, New York, renowned as one of the oldest and most prestigious racetracks in the United States.
-
B.
Yonkers Raceway
Yonkers Raceway is a historic harness racing track and casino complex located in Yonkers, just north of New York City.
-
C.
Delaware Park
Delaware Park is a major historic urban park in Buffalo, New York, designed by Frederick Law Olmsted as part of the city's renowned park and parkway system.
-
D.
Kentucky Derby Festival
The Kentucky Derby Festival is a multi-week celebration featuring parades, fireworks, races, and community events leading up to the annual Kentucky Derby horse race.
-
E.
Kentucky Derby
The Kentucky Derby is a famous annual American Thoroughbred horse race held in Louisville that serves as the first leg of the Triple Crown.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Churchill Downs Triple: [Kentucky, eventHeldAt, Churchill Downs]
Generated description
Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Churchill Downs Target entity description: Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
-
A.
Saratoga Race Course
Saratoga Race Course is a historic thoroughbred horse racing track in Saratoga Springs, New York, renowned as one of the oldest and most prestigious racetracks in the United States.
-
B.
Yonkers Raceway
Yonkers Raceway is a historic harness racing track and casino complex located in Yonkers, just north of New York City.
-
C.
Delaware Park
Delaware Park is a major historic urban park in Buffalo, New York, designed by Frederick Law Olmsted as part of the city's renowned park and parkway system.
-
D.
Kentucky Derby Festival
The Kentucky Derby Festival is a multi-week celebration featuring parades, fireworks, races, and community events leading up to the annual Kentucky Derby horse race.
-
E.
Kentucky Derby
The Kentucky Derby is a famous annual American Thoroughbred horse race held in Louisville that serves as the first leg of the Triple Crown.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: eventHeldAt Context triple: [Kentucky, eventHeldAt, Churchill Downs]
-
A.
typicallyHeldIn
Indicates that an event, activity, or process most commonly or usually takes place within a particular location, venue, or context.
-
B.
eventIn
Indicates that an event occurs within, or is situated in, a specific location, context, or larger event.
-
C.
sportsEventHosted
Indicates that a particular sports event was organized, arranged, or held by a specified host entity (such as a venue, organization, or city).
-
D.
event
Indicates that there exists an occurrence or happening involving one or more entities, typically situated in time and possibly space.
-
E.
venue
chosen
Indicates the place or location where an event, activity, or interaction takes place.
- F. None of above.
Provenance (6 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_69a4938b04208190b82e1df6b572c548 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4ac0ba6b4819089c15ed7e1765502 |
completed | March 1, 2026, 9:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7a3bb2fa08190b1e8f26ceb04b08c |
completed | March 4, 2026, 3:15 a.m. |
| NEDg | Description generation | batch_69a7a5929de48190b01f45fbf19c72dc |
completed | March 4, 2026, 3:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7a63205308190b55b76116c0d5e7c |
completed | March 4, 2026, 3:25 a.m. |
| PD | Predicate disambiguation | batch_69a4aa807adc8190ad808a573cf8e923 |
completed | March 1, 2026, 9:07 p.m. |
Created at: March 1, 2026, 7:38 p.m.