Triple
T4728600
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago North Shore and Milwaukee Railroad |
E104946
|
entity |
| Predicate | corridor |
P5520
|
FINISHED |
| Object | Chicago–Milwaukee corridor |
E455644
|
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: Chicago–Milwaukee corridor | Statement: [Chicago North Shore and Milwaukee Railroad, corridor, Chicago–Milwaukee corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago–Milwaukee corridor Context triple: [Chicago North Shore and Milwaukee Railroad, corridor, Chicago–Milwaukee corridor]
-
A.
Chicago–Ann Arbor corridor
The Chicago–Ann Arbor corridor is a key Midwestern passenger rail route linking Chicago, Illinois with Ann Arbor, Michigan and other intermediate cities.
-
B.
Chicago–Milwaukee metropolitan corridor
chosen
The Chicago–Milwaukee metropolitan corridor is a heavily urbanized and economically integrated region stretching along Lake Michigan between Chicago, Illinois, and Milwaukee, Wisconsin.
-
C.
Iowa City–Cedar Rapids Corridor
The Iowa City–Cedar Rapids Corridor is a metropolitan region in eastern Iowa centered around the cities of Iowa City and Cedar Rapids, known for its intertwined economies, universities, and growing tech and service industries.
-
D.
Omaha–Lincoln corridor
The Omaha–Lincoln corridor is a heavily traveled urban and economic region in eastern Nebraska linking the state’s two largest cities, Omaha and Lincoln, along the Interstate 80 corridor.
-
E.
Atlanta–Columbus corridor
The Atlanta–Columbus corridor is a major transportation and economic route in western Georgia that links the Atlanta metropolitan area with the city of Columbus and the communities in between.
- 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_69bd43ed84648190ae0b7ee8e8d00482 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd644a0ef88190a46230446dfff635 |
completed | March 20, 2026, 3:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be10a07bc8819086c29ec0b466ce2c |
completed | March 21, 2026, 3:29 a.m. |
Created at: March 20, 2026, 1:18 p.m.