Triple

T4702268
Position Surface form Disambiguated ID Type / Status
Subject Kedzie station (Green Line) E104301 entity
Predicate lineBranch P12137 FINISHED
Object Lake Branch of the Green Line E430437 NE FINISHED

How this triple was built (3 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: Lake Branch of the Green Line | Statement: [Kedzie station (Green Line), lineBranch, Lake Branch of the Green Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lake Branch of the Green Line
Context triple: [Kedzie station (Green Line), lineBranch, Lake Branch of the Green Line]
  • A. Green Line Lake Branch chosen
    The Green Line Lake Branch is a rapid transit line of the Chicago "L" system that runs west from downtown Chicago to the city's West Side and western suburbs.
  • B. Rumford Branch
    Rumford Branch is a rail line in Maine that served as a key route of the Maine Central Railroad, primarily supporting regional freight and paper industry transportation.
  • C. Aurora Branch
    Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
  • D. Beverly Branch
    Beverly Branch is a commuter rail branch line of Metra's Rock Island District serving Chicago's Beverly and Morgan Park neighborhoods.
  • E. Gladstone Branch
    The Gladstone Branch is a commuter rail line in New Jersey that provides service between Gladstone and Hoboken/New York as part of NJ Transit's Morris & Essex Lines network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: lineBranch
Context triple: [Kedzie station (Green Line), lineBranch, Lake Branch of the Green Line]
  • A. branchesFrom chosen
    Indicates that one entity originates or diverges from another as a subordinate or offshoot path, structure, or lineage.
  • B. branchNetwork
    Indicates that one entity operates as a branch or local outlet within the wider organizational or operational network of another entity.
  • C. branchLabel
    Indicates the label or name assigned to a specific branch within a hierarchical or branching structure.
  • D. definesBranch
    Indicates that one entity specifies or establishes a particular branch or subdivision of another entity.
  • E. possibleBranch
    Indicates that one entity can serve as an alternative or potential continuation path branching from another entity.
  • F. None of above.

Provenance (4 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_69bd43e9b88481908582103dcadff3d9 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd650ad0f88190844bfcb46b3071c2 completed March 20, 2026, 3:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69be03cd8cd4819081a7988b5945067f completed March 21, 2026, 2:34 a.m.
PD Predicate disambiguation batch_69bd621ba7448190a53ab1e2897acf71 completed March 20, 2026, 3:04 p.m.
Created at: March 20, 2026, 1:17 p.m.