Triple
T16686650
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Yellowhead Pass |
E405478
|
entity |
| Predicate | hasRailwayRoute |
P58937
|
FINISHED |
| Object | Canadian National main line |
E248977
|
NE FINISHED |
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 National main line | Statement: [Yellowhead Pass, hasRailwayRoute, Canadian National main line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Canadian National main line Context triple: [Yellowhead Pass, hasRailwayRoute, Canadian National main line]
-
A.
Canadian National Railway main line
chosen
The Canadian National Railway main line is a major transcontinental rail corridor in Canada that carries significant freight and passenger traffic across key regions of the country.
-
B.
Canadian Pacific Railway mainline
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.
-
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.
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.
-
E.
Réseau Ferré National
Réseau Ferré National is the French national railway infrastructure network that encompasses the country’s main rail lines and stations, including Paris-Nord.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d8838c28748190b3f5967c743940ab |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37ea63b7081908a055036172f9683 |
completed | April 18, 2026, 12:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a008a43f6a08190913ca123a2377f95 |
completed | May 10, 2026, 1:38 p.m. |
Created at: April 10, 2026, 5:19 a.m.