Triple

T8046002
Position Surface form Disambiguated ID Type / Status
Subject Village of Clarendon Hills E187552 entity
Predicate hasCommuterRailLine P522 FINISHED
Object Metra BNSF Railway Line E27639 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: Metra BNSF Railway Line | Statement: [Village of Clarendon Hills, hasCommuterRailLine, Metra BNSF Railway Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metra BNSF Railway Line
Context triple: [Village of Clarendon Hills, hasCommuterRailLine, Metra BNSF Railway Line]
  • A. Metra BNSF Railway Line chosen
    The Metra BNSF Railway Line is a major Chicago-area commuter rail route running between Chicago Union Station and Aurora, Illinois, primarily along tracks owned by BNSF Railway.
  • B. Metra Union Pacific West Line
    The Metra Union Pacific West Line is a commuter rail line in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, including communities in DuPage County.
  • C. Metra Union Pacific North Line
    The Metra Union Pacific North Line is a commuter rail line in the Chicago metropolitan area that runs between downtown Chicago and its northern suburbs along the Union Pacific Railroad’s North Line.
  • D. Metra Union Pacific Northwest Line
    The Metra Union Pacific Northwest Line is a commuter rail line in the Chicago metropolitan area that provides service between downtown Chicago and its northwestern suburbs, including parts of McHenry County, Illinois.
  • E. BNSF Railway line
    The BNSF Railway line is a major freight and passenger rail corridor operated by BNSF Railway that runs through multiple Midwestern and Western states in the United States.
  • 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_69ca82b00cb48190b59a300f70e97bd7 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3f4d9ddc8190a7dcf85ed47ee6c3 completed March 31, 2026, 3:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc5711d2bc8190911f2cade7596be5 completed March 31, 2026, 11:21 p.m.
Created at: March 30, 2026, 5:24 p.m.