Triple
T11600879
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Chicago branch |
E275124
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Millennium Station |
E112884
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Millennium Station | Statement: [South Chicago branch, terminus, Millennium Station]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Millennium Station Context triple: [South Chicago branch, terminus, Millennium Station]
-
A.
Millennium Station
chosen
Millennium Station is a major downtown Chicago commuter rail terminal serving Metra Electric District and South Shore Line trains beneath Millennium Park.
-
B.
Waterfront Station
Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
-
C.
Civic Center Station
Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
-
D.
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.
-
E.
Concourse B Station
Concourse B Station is an AeroTrain passenger rail stop serving Concourse B at Washington Dulles International Airport, providing automated transit between terminals.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69d6aae6b14c81908dc5a74bad7591f9 |
elicitation | completed |
| NER | batch_69d8954c3c248190bcccd4c7ff667b3a |
ner | completed |
| NED1 | batch_69e8a7f018a881908f4b206699044ceb |
ned_source_triple | completed |
Created at: April 8, 2026, 9:38 p.m.