Triple

T1294946
Position Surface form Disambiguated ID Type / Status
Subject Harvey, Illinois E27632 entity
Predicate hasFacility P105 FINISHED
Object 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.
E158050 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: Harvey Metra station | Statement: [Harvey, Illinois, hasFacility, Harvey Metra station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harvey Metra station
Context triple: [Harvey, Illinois, hasFacility, Harvey Metra station]
  • A. Metra Rock Island District 35th Street station
    Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
  • B. Dempster–Skokie station
    Dempster–Skokie station is a Chicago Transit Authority rapid transit station in Skokie, Illinois, serving as the northern endpoint of the Yellow Line and a key park-and-ride hub for commuters.
  • C. UIC–Halsted station
    UIC–Halsted station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the University of Illinois at Chicago campus and the Near West Side neighborhood.
  • D. Minnesota Avenue station
    Minnesota Avenue station is an elevated Washington Metro stop in Northeast Washington, D.C., serving the Orange Line near the Anacostia River.
  • E. Illinois Medical District station
    Illinois Medical District station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the Illinois Medical District and nearby West Side institutions.
  • 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: Harvey Metra station
Triple: [Harvey, Illinois, hasFacility, Harvey Metra station]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harvey Metra station
Target entity description: 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.
  • A. Metra Rock Island District 35th Street station
    Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
  • B. Dempster–Skokie station
    Dempster–Skokie station is a Chicago Transit Authority rapid transit station in Skokie, Illinois, serving as the northern endpoint of the Yellow Line and a key park-and-ride hub for commuters.
  • C. UIC–Halsted station
    UIC–Halsted station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the University of Illinois at Chicago campus and the Near West Side neighborhood.
  • D. Minnesota Avenue station
    Minnesota Avenue station is an elevated Washington Metro stop in Northeast Washington, D.C., serving the Orange Line near the Anacostia River.
  • E. Illinois Medical District station
    Illinois Medical District station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the Illinois Medical District and nearby West Side institutions.
  • 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_69a496d6682881909ba658f1c1e0e2b0 completed March 1, 2026, 7:43 p.m.
NER Named-entity recognition batch_69a4c0f4031481908f5e3a53d8a72929 completed March 1, 2026, 10:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69acd4729af08190a6de5388dab69fee completed March 8, 2026, 1:44 a.m.
NEDg Description generation batch_69acd4efb73881908dda4973befc6aa5 completed March 8, 2026, 1:46 a.m.
NED2 Entity disambiguation (via description) batch_69acd56ef0b081909df2efee97a4197c completed March 8, 2026, 1:48 a.m.
Created at: March 1, 2026, 7:51 p.m.