Triple

T8957138
Position Surface form Disambiguated ID Type / Status
Subject Cary, Illinois E213501 entity
Predicate hasStation P35 FINISHED
Object Cary Metra station
Cary Metra station is a commuter rail station in Cary, Illinois, served by Metra's Union Pacific Northwest Line and providing suburban rail access to and from Chicago.
E767478 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: Cary Metra station | Statement: [Cary, Illinois, hasStation, Cary Metra station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cary Metra station
Context triple: [Cary, Illinois, hasStation, Cary Metra station]
  • A. Woodstock Metra station
    Woodstock Metra station is a commuter rail station in Woodstock, Illinois, served by Metra's Union Pacific Northwest Line connecting the area to Chicago.
  • B. Harvey Metra station
    Harvey Metra station is a commuter rail station in Harvey, Illinois, serving Metra’s Electric District and providing regional rail connections to Chicago and surrounding suburbs.
  • C. 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.
  • D. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • E. River Grove station
    River Grove station is a commuter rail stop in River Grove, Illinois, served by Metra’s North Central Service line in the Chicago metropolitan area.
  • 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: Cary Metra station
Triple: [Cary, Illinois, hasStation, Cary Metra station]
Generated description
Cary Metra station is a commuter rail station in Cary, Illinois, served by Metra's Union Pacific Northwest Line and providing suburban rail access to and from Chicago.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cary Metra station
Target entity description: Cary Metra station is a commuter rail station in Cary, Illinois, served by Metra's Union Pacific Northwest Line and providing suburban rail access to and from Chicago.
  • A. Woodstock Metra station
    Woodstock Metra station is a commuter rail station in Woodstock, Illinois, served by Metra's Union Pacific Northwest Line connecting the area to Chicago.
  • B. Harvey Metra station
    Harvey Metra station is a commuter rail station in Harvey, Illinois, serving Metra’s Electric District and providing regional rail connections to Chicago and surrounding suburbs.
  • C. 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.
  • D. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • E. River Grove station
    River Grove station is a commuter rail stop in River Grove, Illinois, served by Metra’s North Central Service line in the Chicago metropolitan area.
  • 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_69ca8399ad2081909f8fa41d4314c215 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc6728965881908e9f14aaee0c5a18 completed April 1, 2026, 12:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfc216ff2c819098056dff0de9479f completed April 3, 2026, 1:35 p.m.
NEDg Description generation batch_69cfc39465c48190811f56918fe48526 completed April 3, 2026, 1:41 p.m.
NED2 Entity disambiguation (via description) batch_69cfc3e6694c8190a03eb55a5b04df52 completed April 3, 2026, 1:43 p.m.
Created at: March 30, 2026, 7 p.m.