Triple
T9211607
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cypress, California |
E221131
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
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.
|
E785378
|
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: Los Alamitos Race Course | Statement: [Cypress, California, hasFacility, Los Alamitos Race Course]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Los Alamitos Race Course Context triple: [Cypress, California, hasFacility, Los Alamitos Race Course]
-
A.
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.
-
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.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
-
D.
Roosevelt Raceway
Roosevelt Raceway was a prominent harness racing track on Long Island, New York, known for hosting major standardbred events and pioneering innovations in night racing.
-
E.
Los Angeles Stadium at Hollywood Park
Los Angeles Stadium at Hollywood Park was the original proposed name for what became SoFi Stadium, the large multi-purpose sports and entertainment venue in Inglewood, California.
- 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: Los Alamitos Race Course Triple: [Cypress, California, hasFacility, Los Alamitos Race Course]
Generated description
Los Alamitos Race Course is a prominent horse racing track in Southern California known especially for its Quarter Horse racing events.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Los Alamitos Race Course Target entity description: Los Alamitos Race Course is a prominent horse racing track in Southern California known especially for its Quarter Horse racing events.
-
A.
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.
-
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.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
-
D.
Roosevelt Raceway
Roosevelt Raceway was a prominent harness racing track on Long Island, New York, known for hosting major standardbred events and pioneering innovations in night racing.
-
E.
Los Angeles Stadium at Hollywood Park
Los Angeles Stadium at Hollywood Park was the original proposed name for what became SoFi Stadium, the large multi-purpose sports and entertainment venue in Inglewood, California.
- 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_69ca83e9d0e081908bdb71097201a06c |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69ccd9b69838819088f33ca995fce222 |
completed | April 1, 2026, 8:39 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0660839f88190afdfb8bc2d710fc3 |
completed | April 4, 2026, 1:14 a.m. |
| NEDg | Description generation | batch_69d06770ccf08190b00bf35c16a80071 |
completed | April 4, 2026, 1:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d06864b8c48190b8e08ab9c1c85c9a |
completed | April 4, 2026, 1:24 a.m. |
Created at: March 30, 2026, 7:27 p.m.