Triple
T15604750
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arcadia, California |
E375128
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object | Santa Anita Park racetrack |
E424568
|
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: Santa Anita Park racetrack | Statement: [Arcadia, California, knownFor, Santa Anita Park racetrack]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Santa Anita Park racetrack Context triple: [Arcadia, California, knownFor, Santa Anita Park racetrack]
-
A.
Santa Anita Park
chosen
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.
-
B.
Santa Anita
Santa Anita is a Mexico City Metro station that serves as a transfer point between Line 4 and Line 8 in the southeastern part of the city.
-
C.
Los Alamitos Race Course
Los Alamitos Race Course is a prominent horse racing track in Southern California known especially for its Quarter Horse racing events.
-
D.
Jerome Park Racetrack
Jerome Park Racetrack was a historic 19th-century thoroughbred horse racing venue in the Bronx, New York, known as the original home of the Belmont Stakes.
-
E.
Aqueduct Racetrack
Aqueduct Racetrack is a historic thoroughbred horse racing track in South Ozone Park, Queens, New York City, known for hosting major races including the Wood Memorial.
- 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_69d85cce25008190b13b52745fbd719b |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04e7d9328819090e93d55881269a5 |
completed | April 16, 2026, 2:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff56d3541c8190a5a2aa9730260562 |
completed | May 9, 2026, 3:46 p.m. |
Created at: April 10, 2026, 4:12 a.m.