Triple

T6316999
Position Surface form Disambiguated ID Type / Status
Subject Metra Union Pacific North Line E141640 entity
Predicate servesSuburbs P15843 FINISHED
Object Evanston, Illinois E23140 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: Evanston, Illinois | Statement: [Metra Union Pacific North Line, servesSuburbs, Evanston, Illinois]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Evanston, Illinois
Context triple: [Metra Union Pacific North Line, servesSuburbs, Evanston, Illinois]
  • A. Evanston, Illinois chosen
    Evanston, Illinois is a suburban city directly north of Chicago, known for being the home of Northwestern University and its vibrant, diverse community along Lake Michigan.
  • B. Downers Grove, Illinois
    Downers Grove, Illinois is a suburban village west of Chicago known for its commuter-friendly location, strong schools, and mix of residential neighborhoods and commercial districts.
  • C. Skokie, Illinois
    Skokie, Illinois is a suburban village just north of Chicago known for its diverse population, significant Jewish community, and historic role in a landmark U.S. Supreme Court free speech case.
  • D. Elmhurst, Illinois
    Elmhurst, Illinois is a suburban city in the Chicago metropolitan area known for its residential neighborhoods, parks, and vibrant downtown.
  • E. Glencoe, Illinois
    Glencoe, Illinois is an affluent suburban village on Chicago’s North Shore, known for its historic homes, lakefront parks, and proximity to the Chicago Botanic Garden.
  • 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_69c008d13b8c8190be47d896eb735605 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c064c25530819080b29e0029175c00 completed March 22, 2026, 9:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6040714988190abbbadb4039966ef completed March 27, 2026, 4:13 a.m.
Created at: March 22, 2026, 4:29 p.m.