Triple
T3999005
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richmond–Millbrae line |
E87165
|
entity |
| Predicate | passesThrough |
P225
|
FINISHED |
| Object | Downtown Oakland |
E44831
|
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: Downtown Oakland | Statement: [Richmond–Millbrae line, passesThrough, Downtown Oakland]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Oakland Context triple: [Richmond–Millbrae line, passesThrough, Downtown Oakland]
-
A.
Downtown Oakland
chosen
Downtown Oakland is the central business district and cultural hub of Oakland, California, known for its historic architecture, arts scene, and major transit connections.
-
B.
Oakland City Center
Oakland City Center is a major mixed-use office, retail, and public plaza complex that serves as a commercial and civic hub in downtown Oakland, California.
-
C.
West Oakland
West Oakland is a historically Black, industrial, and residential neighborhood in Oakland, California, known for its rich cultural legacy, port and rail infrastructure, and role in the city’s civil rights and arts movements.
-
D.
East Oakland
East Oakland is a predominantly working-class, culturally diverse area of Oakland, California, known for its strong Latino and Black communities, vibrant street life, and history of social activism alongside significant economic challenges.
-
E.
North Oakland
North Oakland is a primarily residential and institutional neighborhood in Pittsburgh, Pennsylvania, known for its proximity to universities, medical centers, and cultural landmarks.
- 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_69aed94118148190975e6aa4e554cde9 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefa4065ac8190a898a1025365b8e9 |
completed | March 9, 2026, 4:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b56b4447e08190aa90dd50f304a491 |
completed | March 14, 2026, 2:05 p.m. |
Created at: March 9, 2026, 3:34 p.m.