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.