Triple
T18044880
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | American Pharoah |
E431744
|
entity |
| Predicate | racedAt |
P56426
|
FINISHED |
| Object | Del Mar Racetrack |
—
|
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: Del Mar Racetrack | Statement: [American Pharoah, racedAt, Del Mar Racetrack]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Del Mar Racetrack Context triple: [American Pharoah, racedAt, Del Mar Racetrack]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
The Meadows Racetrack and Casino
The Meadows Racetrack and Casino is a popular Pennsylvania entertainment complex featuring live horse racing, a casino gaming floor, and various dining and event options.
-
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. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Del Mar Racetrack Target entity description: Del Mar Racetrack is a historic Thoroughbred horse racing venue in Del Mar, California, renowned for its seaside setting and major summer racing meets.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
The Meadows Racetrack and Casino
The Meadows Racetrack and Casino is a popular Pennsylvania entertainment complex featuring live horse racing, a casino gaming floor, and various dining and event options.
-
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. chosen
Provenance (2 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_69d8b906482481908183315b9ecf9994 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4bff13f488190993445769551c9c2 |
completed | April 19, 2026, 11:43 a.m. |
Created at: April 10, 2026, 10:25 a.m.