Triple
T1596695
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MetroLink light rail |
E34297
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Bi-State Development Agency |
E12474
|
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: Bi-State Development Agency | Statement: [MetroLink light rail, operatedBy, Bi-State Development Agency]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bi-State Development Agency Context triple: [MetroLink light rail, operatedBy, Bi-State Development Agency]
-
A.
Bi-State Development Agency
chosen
The Bi-State Development Agency is a regional public authority that operates and oversees public transportation services, including Metro Transit, in the Greater St. Louis metropolitan area.
-
B.
Peninsula Corridor Joint Powers Board
The Peninsula Corridor Joint Powers Board is a public agency formed by Bay Area counties to oversee and manage the Caltrain commuter rail service along the San Francisco Peninsula.
-
C.
Metropolitan Council
The Metropolitan Council is a regional governmental agency that plans and coordinates transit, housing, wastewater, and land use services for the Minneapolis–Saint Paul metropolitan area in Minnesota.
-
D.
New York City Economic Development Corporation
The New York City Economic Development Corporation is a nonprofit organization that leads and manages the city’s economic growth initiatives, real estate projects, and business development programs to strengthen New York City’s economy.
-
E.
Empire State Development
Empire State Development is New York State’s chief economic development agency, responsible for promoting business growth, job creation, and investment across the state.
- 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_69a885fdcb9c819081ce6f0b8cd477dd |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a9092e46748190b27be7d1aba07dff |
completed | March 5, 2026, 4:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad46a848ec819085c82be8eaea2044 |
completed | March 8, 2026, 9:51 a.m. |
Created at: March 4, 2026, 7:27 p.m.