Triple
T23168685
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Churchill River hydroelectric system |
E578782
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | Churchill Falls dam |
—
|
NE NERFINISHED |
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: Churchill Falls dam | Statement: [Churchill River hydroelectric system, hasComponent, Churchill Falls dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Churchill Falls dam Context triple: [Churchill River hydroelectric system, hasComponent, Churchill Falls dam]
-
A.
Churchill Falls
chosen
Churchill Falls is a remote company town in western Labrador, Canada, best known for its massive hydroelectric generating station on the Churchill River.
-
B.
Kariba Dam
Kariba Dam is a massive hydroelectric dam on the Zambezi River between Zambia and Zimbabwe, forming one of the world’s largest man-made lakes and serving as a key source of power for the region.
-
C.
Grand Falls hydroelectric dam
The Grand Falls hydroelectric dam is a major power-generating facility on the Saint John River in New Brunswick, Canada, known for harnessing the river’s dramatic gorge and waterfalls.
-
D.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
E.
Salto Grande Dam
Salto Grande Dam is a large hydroelectric dam and binational power station on the Uruguay River, jointly operated by Argentina and Uruguay.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e245fc75348190a0288401044c8af8 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18f2e5e208190839ec37de4b974af |
completed | April 29, 2026, 4:55 a.m. |
Created at: April 17, 2026, 4:03 p.m.