Triple

T7181539
Position Surface form Disambiguated ID Type / Status
Subject Grand Trunk Railway E167457 entity
Predicate keyRoute P5619 FINISHED
Object Quebec City–Montreal line
The Quebec City–Montreal line is a major railway corridor in Quebec that connects the province’s capital with its largest city and has long served as a central artery for passenger and freight transport.
E651119 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: Quebec City–Montreal line | Statement: [Grand Trunk Railway, keyRoute, Quebec City–Montreal line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Quebec City–Montreal line
Context triple: [Grand Trunk Railway, keyRoute, Quebec City–Montreal line]
  • 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. Quebec City–Windsor Corridor
    The Quebec City–Windsor Corridor is Canada’s most densely populated and heavily traveled urban and transportation corridor, stretching through major cities in Quebec and Ontario including Quebec City, Montreal, Ottawa, Toronto, and Windsor.
  • C. Exo Vaudreuil–Hudson line
    The Exo Vaudreuil–Hudson line is a commuter rail service in the Greater Montreal area that connects downtown Montreal with western suburbs including Vaudreuil-Dorion and Hudson.
  • D. Montréal-Est
    Montréal-Est is a small industrial and residential municipality located on the eastern tip of the Island of Montreal in Quebec, Canada.
  • E. New York City–Montreal corridor
    The New York City–Montreal corridor is a major north–south transportation and economic route linking New York City in the United States with Montreal in Canada.
  • 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: Quebec City–Montreal line
Triple: [Grand Trunk Railway, keyRoute, Quebec City–Montreal line]
Generated description
The Quebec City–Montreal line is a major railway corridor in Quebec that connects the province’s capital with its largest city and has long served as a central artery for passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Quebec City–Montreal line
Target entity description: The Quebec City–Montreal line is a major railway corridor in Quebec that connects the province’s capital with its largest city and has long served as a central artery for passenger and freight transport.
  • 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. Quebec City–Windsor Corridor
    The Quebec City–Windsor Corridor is Canada’s most densely populated and heavily traveled urban and transportation corridor, stretching through major cities in Quebec and Ontario including Quebec City, Montreal, Ottawa, Toronto, and Windsor.
  • C. Exo Vaudreuil–Hudson line
    The Exo Vaudreuil–Hudson line is a commuter rail service in the Greater Montreal area that connects downtown Montreal with western suburbs including Vaudreuil-Dorion and Hudson.
  • D. Montréal-Est
    Montréal-Est is a small industrial and residential municipality located on the eastern tip of the Island of Montreal in Quebec, Canada.
  • E. New York City–Montreal corridor
    The New York City–Montreal corridor is a major north–south transportation and economic route linking New York City in the United States with Montreal in Canada.
  • 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_69c6888a7c548190a3d39b52a393080f completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e8bc25088190a7d7f3ba2461b5e9 completed March 27, 2026, 8:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7cbdf32d48190a2d24914c3529160 completed March 28, 2026, 12:38 p.m.
NEDg Description generation batch_69c7cc86efa481909b0d6cb04755efde completed March 28, 2026, 12:41 p.m.
NED2 Entity disambiguation (via description) batch_69c7cd1d5ac08190bb085530c647a54c completed March 28, 2026, 12:44 p.m.
Created at: March 27, 2026, 2:49 p.m.