Triple

T4601177
Position Surface form Disambiguated ID Type / Status
Subject Racine County, Wisconsin E100321 entity
Predicate partOf P40 FINISHED
Object Chicago–Milwaukee metropolitan corridor
The Chicago–Milwaukee metropolitan corridor is a heavily urbanized and economically integrated region stretching along Lake Michigan between Chicago, Illinois, and Milwaukee, Wisconsin.
E455644 NE FINISHED

How this triple was built (4 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 metropolitan corridor | Statement: [Racine County, Wisconsin, partOf, Chicago–Milwaukee metropolitan corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago–Milwaukee metropolitan corridor
Context triple: [Racine County, Wisconsin, partOf, Chicago–Milwaukee metropolitan 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–Naperville–Elgin, IL–IN–WI Metropolitan Statistical Area
    The Chicago–Naperville–Elgin, IL–IN–WI Metropolitan Statistical Area is a large multi-state U.S. metropolitan region centered on Chicago, encompassing numerous surrounding suburbs and communities across Illinois, Indiana, and Wisconsin.
  • C. Madison metropolitan area
    The Madison metropolitan area is a regional urban and economic hub in south-central Wisconsin centered on the city of Madison, known for its state government, major university, and growing technology and service sectors.
  • D. Milwaukee–Racine–Waukesha combined statistical area
    The Milwaukee–Racine–Waukesha combined statistical area is a U.S. Census–defined multi-county metropolitan region in southeastern Wisconsin centered on the cities of Milwaukee, Racine, and Waukesha.
  • E. Illinois–Indiana–Kentucky tri-state area
    The Illinois–Indiana–Kentucky tri-state area is a regional metropolitan zone in the Midwestern and Southern United States centered around the city of Evansville and spanning portions of these three neighboring states.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Chicago–Milwaukee metropolitan corridor
Triple: [Racine County, Wisconsin, partOf, Chicago–Milwaukee metropolitan corridor]
Generated description
The Chicago–Milwaukee metropolitan corridor is a heavily urbanized and economically integrated region stretching along Lake Michigan between Chicago, Illinois, and Milwaukee, Wisconsin.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chicago–Milwaukee metropolitan corridor
Target entity description: The Chicago–Milwaukee metropolitan corridor is a heavily urbanized and economically integrated region stretching along Lake Michigan between Chicago, Illinois, and Milwaukee, Wisconsin.
  • 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–Naperville–Elgin, IL–IN–WI Metropolitan Statistical Area
    The Chicago–Naperville–Elgin, IL–IN–WI Metropolitan Statistical Area is a large multi-state U.S. metropolitan region centered on Chicago, encompassing numerous surrounding suburbs and communities across Illinois, Indiana, and Wisconsin.
  • C. Madison metropolitan area
    The Madison metropolitan area is a regional urban and economic hub in south-central Wisconsin centered on the city of Madison, known for its state government, major university, and growing technology and service sectors.
  • D. Milwaukee–Racine–Waukesha combined statistical area
    The Milwaukee–Racine–Waukesha combined statistical area is a U.S. Census–defined multi-county metropolitan region in southeastern Wisconsin centered on the cities of Milwaukee, Racine, and Waukesha.
  • E. Illinois–Indiana–Kentucky tri-state area
    The Illinois–Indiana–Kentucky tri-state area is a regional metropolitan zone in the Midwestern and Southern United States centered around the city of Evansville and spanning portions of these three neighboring states.
  • F. None of above. chosen

Provenance (5 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_69bd43cbc014819098b45f435908f88a completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd597346a08190b47eda3b73076f8b completed March 20, 2026, 2:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfa5a7aac8190b540b80816d55051 completed March 21, 2026, 1:54 a.m.
NEDg Description generation batch_69bdfb37b1448190a4001b9ed2b79012 completed March 21, 2026, 1:58 a.m.
NED2 Entity disambiguation (via description) batch_69bdfc105e6c8190b21e3c8e7076e9ff completed March 21, 2026, 2:01 a.m.
Created at: March 20, 2026, 1:11 p.m.