Triple

T16686651
Position Surface form Disambiguated ID Type / Status
Subject Yellowhead Pass E405478 entity
Predicate hasRailwayRoute P58937 FINISHED
Object Via Rail Canadian route
The Via Rail Canadian route is a transcontinental passenger train service in Canada that runs between Toronto and Vancouver, traversing the Rocky Mountains and other scenic landscapes.
 E127380 NE FINISHED

How this triple was built (4 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: Via Rail Canadian route | Statement: [Yellowhead Pass, hasRailwayRoute, Via Rail Canadian route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Via Rail Canadian route
Context triple: [Yellowhead Pass, hasRailwayRoute, Via Rail Canadian route]
  • A. Via Rail
    Via Rail is Canada's national intercity passenger rail service, operating train routes that connect major cities and regions across the country.
  • B. NFS (Via Rail)
    NFS (Via Rail) is the station code used by VIA Rail Canada for its Niagara Falls, Ontario passenger rail station.
  • C. Canadian Pacific Railway mainline
    The Canadian Pacific Railway mainline is a major transcontinental rail corridor that forms a key freight and passenger transportation route across Canada, including through Northern Ontario.
  • D. Canadian National Railway main line
    The Canadian National Railway main line is a major transcontinental rail corridor in Canada that carries significant freight and passenger traffic across key regions of the country.
  • E. Réseau Ferré National
    Réseau Ferré National is the French national railway infrastructure network that encompasses the country’s main rail lines and stations, including Paris-Nord.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Via Rail Canadian route
Triple: [Yellowhead Pass, hasRailwayRoute, Via Rail Canadian route]
Generated description
The Via Rail Canadian route is a transcontinental passenger train service in Canada that runs between Toronto and Vancouver, traversing the Rocky Mountains and other scenic landscapes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Via Rail Canadian route
Target entity description: The Via Rail Canadian route is a transcontinental passenger train service in Canada that runs between Toronto and Vancouver, traversing the Rocky Mountains and other scenic landscapes.
  • A. Via Rail chosen
    Via Rail is Canada's national intercity passenger rail service, operating train routes that connect major cities and regions across the country.
  • B. NFS (Via Rail)
    NFS (Via Rail) is the station code used by VIA Rail Canada for its Niagara Falls, Ontario passenger rail station.
  • C. Canadian Pacific Railway mainline
    The Canadian Pacific Railway mainline is a major transcontinental rail corridor that forms a key freight and passenger transportation route across Canada, including through Northern Ontario.
  • D. Canadian National Railway main line
    The Canadian National Railway main line is a major transcontinental rail corridor in Canada that carries significant freight and passenger traffic across key regions of the country.
  • E. Réseau Ferré National
    Réseau Ferré National is the French national railway infrastructure network that encompasses the country’s main rail lines and stations, including Paris-Nord.
  • F. None of above.

Provenance (5 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_69d8838c28748190b3f5967c743940ab completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e37ea63b7081908a055036172f9683 completed April 18, 2026, 12:52 p.m.
NED1 Entity disambiguation (via context triple) batch_6a008a43f6a08190913ca123a2377f95 completed May 10, 2026, 1:38 p.m.
NEDg Description generation batch_6a008b001c988190b0ddec3be0ed6fd0 completed May 10, 2026, 1:41 p.m.
NED2 Entity disambiguation (via description) batch_6a008ba8227881908b1ac6e30d2e7c32 completed May 10, 2026, 1:44 p.m.
Created at: April 10, 2026, 5:19 a.m.