Triple
T2602884
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Expo Center station |
E58384
|
entity |
| Predicate | category |
P87
|
FINISHED |
| Object | TriMet MAX Yellow Line |
E17464
|
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: TriMet MAX Yellow Line | Statement: [Expo Center station, category, TriMet MAX Yellow Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: TriMet MAX Yellow Line Context triple: [Expo Center station, category, TriMet MAX Yellow Line]
-
A.
TriMet Zone 1
TriMet Zone 1 was a former central fare zone in Portland’s public transit system that included areas such as the Lloyd District.
-
B.
TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
-
C.
Metra Union Pacific Northwest Line
The Metra Union Pacific Northwest Line is a commuter rail line in the Chicago metropolitan area that provides service between downtown Chicago and its northwestern suburbs, including parts of McHenry County, Illinois.
-
D.
MAX Light Rail
chosen
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
-
E.
W Line (RTD)
The W Line (RTD) is a light rail route in the Denver metropolitan area that connects downtown Denver with the western suburbs, including Lakewood and Golden, as part of the Regional Transportation District system.
- 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_69ab4ac14040819098b13f4a27d5c8ff |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abd48241c48190bc80418212e33bc8 |
completed | March 7, 2026, 7:32 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afaf429ca8819091ed4737653f6023 |
completed | March 10, 2026, 5:42 a.m. |
Created at: March 6, 2026, 9:49 p.m.