Triple
T8365569
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eureka Valley |
E197116
|
entity |
| Predicate | transportServedBy |
P1298
|
FINISHED |
| Object | Castro Street Station |
E371884
|
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: Castro Street Station | Statement: [Eureka Valley, transportServedBy, Castro Street Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castro Street Station Context triple: [Eureka Valley, transportServedBy, Castro Street Station]
-
A.
Castro Street station
chosen
Castro Street station is an underground Muni Metro light rail stop in San Francisco’s Castro District, serving as a key transit point along Market Street.
-
B.
Castro Muni Metro Station
Castro Muni Metro Station is an underground light-rail station on San Francisco’s Muni Metro system that serves as a key transit hub for the historic and LGBTQ+ landmark Castro District.
-
C.
Acevedo station
Acevedo station is a major elevated terminal and transfer station on the Medellín Metro system in Medellín, Colombia.
-
D.
Escudero Station
Escudero Station is a Chilean Antarctic research base located on King George Island that supports scientific studies and logistical operations in the region.
-
E.
Uptown Station
Uptown Station is a major intermodal transportation hub in Normal, Illinois, serving Amtrak rail passengers, local and regional buses, and providing civic and commercial space.
- 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_69ca82f2dbe48190aba982e75a0d94de |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb808bc22481909ce2f8b48cc95806 |
completed | March 31, 2026, 8:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cdc78497cc8190a88bb5934f31e1f7 |
completed | April 2, 2026, 1:33 a.m. |
Created at: March 30, 2026, 6 p.m.