Triple
T9569138
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Mateo County Event Center |
E230868
|
entity |
| Predicate | hasAlternativeName |
P39
|
FINISHED |
| Object |
San Mateo County Fairgrounds
San Mateo County Fairgrounds is a large multi-use event complex in San Mateo, California, best known for hosting the annual San Mateo County Fair along with trade shows, festivals, and community events.
|
E808852
|
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: San Mateo County Fairgrounds | Statement: [San Mateo County Event Center, hasAlternativeName, San Mateo County Fairgrounds]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Mateo County Fairgrounds Context triple: [San Mateo County Event Center, hasAlternativeName, San Mateo County Fairgrounds]
-
A.
Alameda County Fairgrounds
Alameda County Fairgrounds is a large multi-purpose event venue in Pleasanton, California, known for hosting the annual Alameda County Fair and a wide variety of festivals, exhibitions, and community events.
-
B.
Monterey County Fairgrounds
Monterey County Fairgrounds is a historic event and entertainment venue in Monterey, California, best known for hosting iconic music festivals and community fairs.
-
C.
Los Angeles County Fairgrounds
Los Angeles County Fairgrounds is a large multi-purpose event complex in Pomona, California, best known for hosting the annual Los Angeles County Fair along with year-round exhibitions, concerts, and community events.
-
D.
Tehama District Fairgrounds
Tehama District Fairgrounds is a regional fair and event venue in Red Bluff, California, hosting agricultural fairs, rodeos, exhibitions, and community gatherings.
-
E.
San Mateo County Fair
The San Mateo County Fair is an annual community fair in San Mateo County, California, featuring carnival rides, live entertainment, agricultural exhibits, and family-oriented activities.
- 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: San Mateo County Fairgrounds Triple: [San Mateo County Event Center, hasAlternativeName, San Mateo County Fairgrounds]
Generated description
San Mateo County Fairgrounds is a large multi-use event complex in San Mateo, California, best known for hosting the annual San Mateo County Fair along with trade shows, festivals, and community events.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: San Mateo County Fairgrounds Target entity description: San Mateo County Fairgrounds is a large multi-use event complex in San Mateo, California, best known for hosting the annual San Mateo County Fair along with trade shows, festivals, and community events.
-
A.
Alameda County Fairgrounds
Alameda County Fairgrounds is a large multi-purpose event venue in Pleasanton, California, known for hosting the annual Alameda County Fair and a wide variety of festivals, exhibitions, and community events.
-
B.
Monterey County Fairgrounds
Monterey County Fairgrounds is a historic event and entertainment venue in Monterey, California, best known for hosting iconic music festivals and community fairs.
-
C.
Los Angeles County Fairgrounds
Los Angeles County Fairgrounds is a large multi-purpose event complex in Pomona, California, best known for hosting the annual Los Angeles County Fair along with year-round exhibitions, concerts, and community events.
-
D.
Tehama District Fairgrounds
Tehama District Fairgrounds is a regional fair and event venue in Red Bluff, California, hosting agricultural fairs, rodeos, exhibitions, and community gatherings.
-
E.
San Mateo County Fair
The San Mateo County Fair is an annual community fair in San Mateo County, California, featuring carnival rides, live entertainment, agricultural exhibits, and family-oriented activities.
- 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_69ca847f22188190a56e4a97625bef22 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd998940c881909f9025512cf72fe9 |
completed | April 1, 2026, 10:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d16149c7808190b476ec06e9780a03 |
completed | April 4, 2026, 7:06 p.m. |
| NEDg | Description generation | batch_69d1621d5dbc81908cf2ecb6b96fb090 |
completed | April 4, 2026, 7:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d164f5e2988190a47a3de97e5c74b8 |
completed | April 4, 2026, 7:22 p.m. |
Created at: March 30, 2026, 8:04 p.m.