Triple
T8821776
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Donald D. Engen |
E209920
|
entity |
| Predicate | placeOfBirth |
P1
|
FINISHED |
| Object | Pomona, California, United States |
E247304
|
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: Pomona, California, United States | Statement: [Donald D. Engen, placeOfBirth, Pomona, California, United States]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pomona, California, United States Context triple: [Donald D. Engen, placeOfBirth, Pomona, California, United States]
-
A.
Pomona, California
chosen
Pomona, California is a city in eastern Los Angeles County known for its diverse community, historic downtown, and role as a regional center for education and culture in the Pomona Valley.
-
B.
Arcadia, California
Arcadia, California is a suburban city in Los Angeles County known for its affluent neighborhoods, highly ranked schools, and the Santa Anita Park racetrack.
-
C.
Hesperia, California
Hesperia, California is a high desert city in San Bernardino County known for its location along major transportation routes between the Inland Empire and the Mojave Desert.
-
D.
San Dimas, California, United States
San Dimas is a suburban city in Los Angeles County, California, known for its residential character and as the hometown of U.S. soccer star Alex Morgan.
-
E.
Fullerton, California, United States
Fullerton is a city in northern Orange County, California, known as a suburban community within the Greater Los Angeles area with a strong educational presence and historic downtown.
- 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_69ca8364e13081909c85fe80f44fe86f |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc601126248190b6f10c22f1aeac9a |
completed | April 1, 2026, midnight |
| NED1 | Entity disambiguation (via context triple) | batch_69cfdb7d89f081908a98c8b0be4f8910 |
completed | April 3, 2026, 3:23 p.m. |
Created at: March 30, 2026, 6:46 p.m.