Triple
T6051525
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland & Western Railroad (segments) |
E134804
|
entity |
| Predicate | commuterServiceOperator |
P20222
|
FINISHED |
| Object | TriMet |
E1080
|
NE FINISHED |
How this triple was built (3 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 | Statement: [Portland & Western Railroad (segments), commuterServiceOperator, TriMet]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: TriMet Context triple: [Portland & Western Railroad (segments), commuterServiceOperator, TriMet]
-
A.
TriMet
chosen
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
-
B.
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.
-
C.
TriMet transit centers
TriMet transit centers are major public transportation hubs in the Portland, Oregon metropolitan area where multiple bus and light rail lines connect to facilitate transfers and regional travel.
-
D.
Lane Transit District
Lane Transit District is the public transportation agency serving Eugene, Springfield, and surrounding communities in Lane County, Oregon, operating bus and bus rapid transit services.
-
E.
Metro Transit
Metro Transit is the primary public transportation agency for the Minneapolis–Saint Paul metropolitan area, operating buses, light rail, and commuter rail services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: commuterServiceOperator Context triple: [Portland & Western Railroad (segments), commuterServiceOperator, TriMet]
-
A.
commuterServiceTo
Indicates a transportation service that regularly carries commuters to a specified destination.
-
B.
trainOperator
chosen
Indicates that one entity operates, manages, or runs train services for another entity or within a specific rail system.
-
C.
commuterHubFor
Indicates a location that serves as a primary transit or gathering point for commuters traveling to or from another place.
-
D.
commuterServiceBegan
Indicates that a commuter transportation service was initiated or began operating between specified locations or entities.
-
E.
commuterRailMode
Indicates that the relationship involves travel or transportation specifically by commuter rail as the mode of transit between the related entities.
- F. None of above.
Provenance (4 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_69c00877b6d4819096b0e163728b73a3 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c056f802988190aafdb7cbb087c828 |
completed | March 22, 2026, 8:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c1135e653481909869094063d31605 |
completed | March 23, 2026, 10:18 a.m. |
| PD | Predicate disambiguation | batch_69c049edc6f0819092ca620d9073ad26 |
completed | March 22, 2026, 7:58 p.m. |
Created at: March 22, 2026, 4:09 p.m.