Triple
T4240334
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Gabriel Valley |
E95395
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
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.
|
E424568
|
NE FINISHED |
How this triple was built (4 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: Santa Anita Park | Statement: [San Gabriel Valley, hasLandmark, Santa Anita Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Santa Anita Park Context triple: [San Gabriel Valley, hasLandmark, Santa Anita Park]
-
A.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
-
B.
Meadowlands Racetrack
Meadowlands Racetrack is a prominent horse racing track and entertainment venue located in East Rutherford, New Jersey, known especially for its harness racing events.
-
C.
Hialeah Park Race Track
Hialeah Park Race Track is a historic thoroughbred horse racing venue and casino complex in Hialeah, Florida, renowned for its Mediterranean-style architecture and iconic flamingo-filled infield.
-
D.
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.
-
E.
Yonkers Raceway
Yonkers Raceway is a historic harness racing track and casino complex located in Yonkers, just north of New York City.
- 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: Santa Anita Park Triple: [San Gabriel Valley, hasLandmark, Santa Anita Park]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Santa Anita Park Target entity description: 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.
-
A.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
-
B.
Meadowlands Racetrack
Meadowlands Racetrack is a prominent horse racing track and entertainment venue located in East Rutherford, New Jersey, known especially for its harness racing events.
-
C.
Hialeah Park Race Track
Hialeah Park Race Track is a historic thoroughbred horse racing venue and casino complex in Hialeah, Florida, renowned for its Mediterranean-style architecture and iconic flamingo-filled infield.
-
D.
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.
-
E.
Yonkers Raceway
Yonkers Raceway is a historic harness racing track and casino complex located in Yonkers, just north of New York City.
- F. None of above. chosen
Provenance (5 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_69b3453d91548190b4d4ef8fe52aa2ac |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34e77fb5c8190b298818acb68ff63 |
completed | March 12, 2026, 11:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a86fe7708190a64ba187fb302c9a |
completed | March 14, 2026, 6:26 p.m. |
| NEDg | Description generation | batch_69b5a94e637881909a20bb1df0cd5768 |
completed | March 14, 2026, 6:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5a9d9b28081909d7dc97b02209318 |
completed | March 14, 2026, 6:32 p.m. |
Created at: March 12, 2026, 11:05 p.m.