Triple

T22052528
Position Surface form Disambiguated ID Type / Status
Subject Gare Centrale de Montréal E544919 entity
Predicate railwayLine P848 FINISHED
Object The Canadian (Montreal–Vancouver, historical terminus)
The Canadian (Montreal–Vancouver, historical terminus) is a famous transcontinental passenger train service that once ran across Canada between Montreal and Vancouver, symbolizing classic long-distance rail travel in the country.
E1516135 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: The Canadian (Montreal–Vancouver, historical terminus) | Statement: [Gare Centrale de Montréal, railwayLine, The Canadian (Montreal–Vancouver, historical terminus)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: The Canadian (Montreal–Vancouver, historical terminus)
Context triple: [Gare Centrale de Montréal, railwayLine, The Canadian (Montreal–Vancouver, historical terminus)]
  • A. Montreal–Portland line
    The Montreal–Portland line was a major Grand Trunk Railway route that connected inland Canada with the ice-free Atlantic port of Portland, Maine, facilitating year-round transatlantic trade.
  • B. Montreal–Halifax line
    The Montreal–Halifax line is a major intercity passenger rail route in Canada that connects Montreal, Quebec, with Halifax, Nova Scotia, across the provinces of Quebec, New Brunswick, and Nova Scotia.
  • C. Montreal–Jonquière line
    The Montreal–Jonquière line is a regional passenger rail service in Quebec, Canada, operated by VIA Rail between Montreal and the Saguenay region.
  • D. Montreal–Gaspé line
    The Montreal–Gaspé line is a long-distance passenger rail route in Quebec that historically connected Montreal with the Gaspé Peninsula along the south shore of the St. Lawrence River.
  • E. Canadian National Railway Deux-Montagnes line
    The Canadian National Railway Deux-Montagnes line was a suburban commuter rail line serving the Montreal area, historically operated by Canadian National Railway before later regional transit authorities took over.
  • 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: The Canadian (Montreal–Vancouver, historical terminus)
Triple: [Gare Centrale de Montréal, railwayLine, The Canadian (Montreal–Vancouver, historical terminus)]
Generated description
The Canadian (Montreal–Vancouver, historical terminus) is a famous transcontinental passenger train service that once ran across Canada between Montreal and Vancouver, symbolizing classic long-distance rail travel in the country.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: The Canadian (Montreal–Vancouver, historical terminus)
Target entity description: The Canadian (Montreal–Vancouver, historical terminus) is a famous transcontinental passenger train service that once ran across Canada between Montreal and Vancouver, symbolizing classic long-distance rail travel in the country.
  • A. Montreal–Portland line
    The Montreal–Portland line was a major Grand Trunk Railway route that connected inland Canada with the ice-free Atlantic port of Portland, Maine, facilitating year-round transatlantic trade.
  • B. Montreal–Halifax line
    The Montreal–Halifax line is a major intercity passenger rail route in Canada that connects Montreal, Quebec, with Halifax, Nova Scotia, across the provinces of Quebec, New Brunswick, and Nova Scotia.
  • C. Montreal–Jonquière line
    The Montreal–Jonquière line is a regional passenger rail service in Quebec, Canada, operated by VIA Rail between Montreal and the Saguenay region.
  • D. Montreal–Gaspé line
    The Montreal–Gaspé line is a long-distance passenger rail route in Quebec that historically connected Montreal with the Gaspé Peninsula along the south shore of the St. Lawrence River.
  • E. Canadian National Railway Deux-Montagnes line
    The Canadian National Railway Deux-Montagnes line was a suburban commuter rail line serving the Montreal area, historically operated by Canadian National Railway before later regional transit authorities took over.
  • F. None of above. chosen

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_69e11e3377c48190890c17407b9527d6 completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f1285513fc8190b691e1f57085956f completed April 28, 2026, 9:36 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a7b7b3ccc8190a4d8728b135aa22d completed May 18, 2026, 2:37 a.m.
NEDg Description generation batch_6a0a7c2705e48190aebbc7b0b6221757 completed May 18, 2026, 2:40 a.m.
NED2 Entity disambiguation (via description) batch_6a0a7ce3c684819090b25ca1e7596722 completed May 18, 2026, 2:43 a.m.
Created at: April 16, 2026, 8:26 p.m.