Triple

T13246351
Position Surface form Disambiguated ID Type / Status
Subject Winnetka, Illinois E315415 entity
Predicate hasStation P35 FINISHED
Object Hubbard Woods Metra station
Hubbard Woods Metra station is a commuter rail stop on Metra’s Union Pacific North Line serving the Hubbard Woods neighborhood of Winnetka, Illinois.
E1029705 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: Hubbard Woods Metra station | Statement: [Winnetka, Illinois, hasStation, Hubbard Woods Metra station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hubbard Woods Metra station
Context triple: [Winnetka, Illinois, hasStation, Hubbard Woods Metra station]
  • A. Barrington Metra station
    Barrington Metra station is a commuter rail station in Barrington, Illinois, serving as a stop on Metra's Union Pacific Northwest Line connecting the suburb to downtown Chicago.
  • B. Hickory Creek Metra station
    Hickory Creek Metra station is a commuter rail stop in Mokena, Illinois, serving passengers on Metra’s Rock Island District line between the southwest suburbs and downtown Chicago.
  • C. Grayslake station
    Grayslake station is a commuter rail stop in Grayslake, Illinois, serving passengers on Metra’s Milwaukee District/North Line.
  • D. Hanover Park Metra station
    Hanover Park Metra station is a commuter rail station in Hanover Park, Illinois, serving Metra’s Milwaukee District/West Line between Chicago and its northwestern suburbs.
  • E. Gary Metro Center (South Shore Line)
    Gary Metro Center (South Shore Line) is a commuter rail station in downtown Gary, Indiana, serving as a key stop on the South Shore Line between Chicago and South Bend.
  • 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: Hubbard Woods Metra station
Triple: [Winnetka, Illinois, hasStation, Hubbard Woods Metra station]
Generated description
Hubbard Woods Metra station is a commuter rail stop on Metra’s Union Pacific North Line serving the Hubbard Woods neighborhood of Winnetka, Illinois.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hubbard Woods Metra station
Target entity description: Hubbard Woods Metra station is a commuter rail stop on Metra’s Union Pacific North Line serving the Hubbard Woods neighborhood of Winnetka, Illinois.
  • A. Barrington Metra station
    Barrington Metra station is a commuter rail station in Barrington, Illinois, serving as a stop on Metra's Union Pacific Northwest Line connecting the suburb to downtown Chicago.
  • B. Hickory Creek Metra station
    Hickory Creek Metra station is a commuter rail stop in Mokena, Illinois, serving passengers on Metra’s Rock Island District line between the southwest suburbs and downtown Chicago.
  • C. Grayslake station
    Grayslake station is a commuter rail stop in Grayslake, Illinois, serving passengers on Metra’s Milwaukee District/North Line.
  • D. Hanover Park Metra station
    Hanover Park Metra station is a commuter rail station in Hanover Park, Illinois, serving Metra’s Milwaukee District/West Line between Chicago and its northwestern suburbs.
  • E. Gary Metro Center (South Shore Line)
    Gary Metro Center (South Shore Line) is a commuter rail station in downtown Gary, Indiana, serving as a key stop on the South Shore Line between Chicago and South Bend.
  • 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_69d806b1072881909e46bd212259c5f0 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98d5c09f88190bb1566a6d8c073a6 completed April 10, 2026, 11:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6ff37f7448190b9c555cae010d3b6 completed May 3, 2026, 7:54 a.m.
NEDg Description generation batch_69f70476310c8190b13dc948c1f1ce95 completed May 3, 2026, 8:16 a.m.
NED2 Entity disambiguation (via description) batch_69f70578047c819089fc3044eceb4eac completed May 3, 2026, 8:21 a.m.
Created at: April 9, 2026, 9:23 p.m.