Triple

T2835805
Position Surface form Disambiguated ID Type / Status
Subject North American rail network E62345 entity
Predicate majorOperator P5623 FINISHED
Object Canadian National Railway E30762 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: Canadian National Railway | Statement: [North American rail network, majorOperator, Canadian National Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Canadian National Railway
Context triple: [North American rail network, majorOperator, Canadian National Railway]
  • A. Canadian National Railway chosen
    Canadian National Railway is a major Canadian freight railway company that operates an extensive rail network across Canada and into the United States.
  • B. Canadian Pacific Railway
    Canadian Pacific Railway is a historic Canadian transcontinental railway company that played a central role in the country’s development and later expanded into a major transportation and hospitality conglomerate.
  • C. Canadian Northern Railway
    The Canadian Northern Railway was an early 20th-century Canadian transcontinental railway whose network later became a core component of the Canadian National Railway system.
  • D. Via Rail
    Via Rail is Canada's national intercity passenger rail service, operating train routes that connect major cities and regions across the country.
  • E. Canadian Pacific Kansas City Limited
    Canadian Pacific Kansas City Limited is a major North American freight railway company formed by the merger of Canadian Pacific Railway and Kansas City Southern, operating an extensive rail network connecting Canada, the United States, and Mexico.
  • 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_69ab4c3c39188190955b9c49d98463d8 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdeec60a08190b76b52042713d647 completed March 7, 2026, 8:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69afe8c890508190868f50f4e5e1d642 completed March 10, 2026, 9:47 a.m.
Created at: March 6, 2026, 10:01 p.m.