Triple
T369958
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SamTrans |
E8245
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object |
San Carlos, California
San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
|
E104625
|
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 Carlos, California | Statement: [SamTrans, headquartersLocation, San Carlos, California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Carlos, California Context triple: [SamTrans, headquartersLocation, San Carlos, California]
-
A.
Coloma, California
Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
-
B.
Clovis, California
Clovis, California is a suburban city in Fresno County known for its historic Old Town district, proximity to Fresno and the Sierra Nevada, and its role as a gateway to outdoor recreation in Central California.
-
C.
Colfax, California
Colfax, California is a small historic Gold Rush–era town in Placer County known as a former railroad hub in the Sierra Nevada foothills.
-
D.
Tecate, California
Tecate, California is a small border town in eastern San Diego County known for its international crossing with Tecate, Mexico and its role as a gateway between the two countries.
-
E.
Sanger, California
Sanger, California is a small agricultural city in Fresno County in California’s San Joaquin Valley, known for its farming community and proximity to the Kings River.
- 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 Carlos, California Triple: [SamTrans, headquartersLocation, San Carlos, California]
Generated description
San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: San Carlos, California Target entity description: San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
-
A.
Coloma, California
Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
-
B.
Clovis, California
Clovis, California is a suburban city in Fresno County known for its historic Old Town district, proximity to Fresno and the Sierra Nevada, and its role as a gateway to outdoor recreation in Central California.
-
C.
Colfax, California
Colfax, California is a small historic Gold Rush–era town in Placer County known as a former railroad hub in the Sierra Nevada foothills.
-
D.
Tecate, California
Tecate, California is a small border town in eastern San Diego County known for its international crossing with Tecate, Mexico and its role as a gateway between the two countries.
-
E.
Sanger, California
Sanger, California is a small agricultural city in Fresno County in California’s San Joaquin Valley, known for its farming community and proximity to the Kings River.
- 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_69a2e7f2ec648190b42bc7db424f8109 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ebfdb0608190b1794a871d0d237a |
completed | Feb. 28, 2026, 1:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7bffe8a488190939b1a778db4f517 |
completed | March 4, 2026, 5:15 a.m. |
| NEDg | Description generation | batch_69a7c0bea40481908df44214da39135e |
completed | March 4, 2026, 5:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7c125de38819084897b25887dea0e |
completed | March 4, 2026, 5:20 a.m. |
Created at: Feb. 28, 2026, 1:08 p.m.