Triple
T16485759
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gare Centrale |
E400434
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
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.
|
E1218976
|
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: Montreal–Halifax line | Statement: [Gare Centrale, railwayLine, Montreal–Halifax line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Montreal–Halifax line Context triple: [Gare Centrale, railwayLine, Montreal–Halifax 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–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.
-
C.
Albany–Montreal line
The Albany–Montreal line is a historic north–south railway corridor in the northeastern United States and Canada that connects Albany, New York, with Montreal, Quebec, serving as a key passenger and freight route.
-
D.
Waterloo to Exeter Line
The Waterloo to Exeter Line is a major railway route in southern England connecting London with Exeter via towns in Surrey, Hampshire, and Dorset.
-
E.
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.
- 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: Montreal–Halifax line Triple: [Gare Centrale, railwayLine, Montreal–Halifax line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Montreal–Halifax line Target entity description: 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.
-
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–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.
-
C.
Albany–Montreal line
The Albany–Montreal line is a historic north–south railway corridor in the northeastern United States and Canada that connects Albany, New York, with Montreal, Quebec, serving as a key passenger and freight route.
-
D.
Waterloo to Exeter Line
The Waterloo to Exeter Line is a major railway route in southern England connecting London with Exeter via towns in Surrey, Hampshire, and Dorset.
-
E.
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.
- 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_69d883813098819084f5409539723b59 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e32e068fac8190a0971f548848fcfe |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00607aafa48190929250a879c602ca |
completed | May 10, 2026, 10:39 a.m. |
| NEDg | Description generation | batch_6a00647bbff88190a91aeafe82762017 |
completed | May 10, 2026, 10:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0064cfef788190bde80077205dfa6d |
completed | May 10, 2026, 10:58 a.m. |
Created at: April 10, 2026, 5:13 a.m.