Triple
T1400263
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Canadian National Railway |
E30762
|
entity |
| Predicate | operatesRailLineTo |
P15252
|
FINISHED |
| Object | Prince Rupert, British Columbia |
E80197
|
NE FINISHED |
How this triple was built (3 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: Prince Rupert, British Columbia | Statement: [Canadian National Railway, operatesRailLineTo, Prince Rupert, British Columbia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Prince Rupert, British Columbia Context triple: [Canadian National Railway, operatesRailLineTo, Prince Rupert, British Columbia]
-
A.
Prince Rupert, British Columbia
chosen
Prince Rupert, British Columbia is a coastal port city in northern British Columbia, Canada, serving as a key transportation and ferry hub for routes to Alaska and the Pacific Northwest.
-
B.
Victoria, British Columbia
Victoria, British Columbia is the capital city of the Canadian province of British Columbia, known for its historic architecture, coastal scenery, and mild climate on the southern tip of Vancouver Island.
-
C.
Squamish
Squamish is a town in southwestern British Columbia, Canada, known for its dramatic coastal mountain scenery and outdoor recreation opportunities.
-
D.
Nanaimo
Nanaimo is a coastal city on the east side of Vancouver Island in British Columbia, Canada, known for its harbor, ferry connections, and namesake dessert bar.
-
E.
Kamloops
Kamloops is a city in south-central British Columbia, Canada, known as a regional hub at the junction of the North and South Thompson Rivers.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: operatesRailLineTo Context triple: [Canadian National Railway, operatesRailLineTo, Prince Rupert, British Columbia]
-
A.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
B.
operatesOnLine
chosen
Indicates that an entity conducts operations, services, or activities along a specific line or route.
-
C.
usesRailInfrastructureOf
Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
-
D.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
-
E.
isElectricRailway
Indicates that a given railway system operates using electric power rather than diesel or other forms of propulsion.
- F. None of above.
Provenance (4 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_69a498fd4e408190bd73eca30ea9754c |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c39c4c148190997150996ca26a99 |
completed | March 1, 2026, 10:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad08ac24948190b85c8e38b34509c9 |
completed | March 8, 2026, 5:27 a.m. |
| PD | Predicate disambiguation | batch_69a4bf017f8081908572121560ec621f |
completed | March 1, 2026, 10:34 p.m. |
Created at: March 1, 2026, 7:59 p.m.