Triple

T3715317
Position Surface form Disambiguated ID Type / Status
Subject Guilford Transportation Industries E81513 entity
Predicate usedOperatingSubsidiary P11471 FINISHED
Object Springfield Terminal Railway E317515 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: Springfield Terminal Railway | Statement: [Guilford Transportation Industries, usedOperatingSubsidiary, Springfield Terminal Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Springfield Terminal Railway
Context triple: [Guilford Transportation Industries, usedOperatingSubsidiary, Springfield Terminal Railway]
  • A. Springfield Terminal Railway chosen
    Springfield Terminal Railway was a regional New England railroad best known for its role as the operating subsidiary that underpinned the later Pan Am Railways system.
  • B. Springfield Amtrak station
    Springfield Amtrak station is a passenger rail station in downtown Springfield, Illinois, serving Amtrak trains on major routes through the region.
  • C. Durbin and Greenbrier Valley Railroad
    The Durbin and Greenbrier Valley Railroad is a heritage railroad in West Virginia that operates scenic tourist excursions through the Allegheny Mountains using historic locomotives and rolling stock.
  • D. Guilford Rail System
    Guilford Rail System was a major New England-based freight railroad company that consolidated several regional railroads under common ownership before rebranding as Pan Am Railways.
  • E. Springfield Union Station
    Springfield Union Station is a historic intermodal transportation hub in downtown Springfield, Massachusetts, serving as a major regional center for rail and bus travel.
  • 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: usedOperatingSubsidiary
Context triple: [Guilford Transportation Industries, usedOperatingSubsidiary, Springfield Terminal Railway]
  • A. subsidiaryUnit chosen
    Indicates that one organizational unit functions as a subordinate or dependent division of another, higher-level unit.
  • B. hasSubsidiaryLabel
    Indicates that one entity is identified as a subsidiary or subordinate organization of another entity.
  • C. operatedByBranch
    Indicates that an entity is run, managed, or controlled by a specific branch of an organization.
  • D. alsoOperatesIn
    Indicates that an entity, in addition to its primary location or domain, conducts operations or activities in another specified place or context.
  • E. operatedAs
    Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
  • 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_69ad8b1a81588190b3f27a5483bb610e completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69adc9ce253c8190ada8eaa395fd3d5c completed March 8, 2026, 7:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4db0985fc819082ca97445b1b234e completed March 14, 2026, 3:50 a.m.
PD Predicate disambiguation batch_69adc0436e508190909ec4a3e8443aef completed March 8, 2026, 6:30 p.m.
Created at: March 8, 2026, 3:33 p.m.