Triple

T19245160
Position Surface form Disambiguated ID Type / Status
Subject Sandford Fleming E481230 entity
Predicate workedOn P3 FINISHED
Object Canadian Pacific Railway transcontinental line — NE NERFINISHED

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 Pacific Railway transcontinental line | Statement: [Sandford Fleming, workedOn, Canadian Pacific Railway transcontinental line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Canadian Pacific Railway transcontinental line
Context triple: [Sandford Fleming, workedOn, Canadian Pacific Railway transcontinental line]
  • A. Canadian Pacific Railway mainline chosen
    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.
  • B. Grand Trunk Pacific Railway
    The Grand Trunk Pacific Railway was an early 20th-century Canadian transcontinental railway that played a key role in opening Western Canada to settlement and trade before its assets were absorbed into the national rail system.
  • C. Grand Trunk Railway
    The Grand Trunk Railway was a major 19th- and early 20th-century Canadian railway system that played a key role in linking central Canada with the Atlantic coast and the United States before being absorbed into the Canadian National Railway.
  • D. 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.
  • E. National Transcontinental Railway
    The National Transcontinental Railway was a historic Canadian transcontinental rail line built in the early 20th century to link eastern and western Canada and later absorbed into the Canadian National Railway system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8e8cd9d1081908a181d02b88b59b8 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fb2c34e88190a338e5a7ba906425 completed April 20, 2026, 10:08 a.m.
Created at: April 10, 2026, 1:27 p.m.