Triple
T6221480
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Churchill Falls Generating Station |
E139123
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Churchill River hydroelectric system
The Churchill River hydroelectric system is a large-scale network of dams, reservoirs, and power stations in Labrador, Canada, developed to harness the Churchill River’s flow for electricity generation.
|
E578782
|
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: Churchill River hydroelectric system | Statement: [Churchill Falls Generating Station, partOf, Churchill River hydroelectric system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Churchill River hydroelectric system Context triple: [Churchill Falls Generating Station, partOf, Churchill River hydroelectric system]
-
A.
Snowy Hydro Scheme
The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
-
B.
Victoria Dam
Victoria Dam is a major hydroelectric and irrigation dam in Sri Lanka, forming part of the Mahaweli Development Programme and creating the Victoria Reservoir on the Mahaweli River.
-
C.
Talbingo Dam
Talbingo Dam is a major rockfill embankment dam in New South Wales, Australia, forming part of the Snowy Mountains Scheme and creating Talbingo Reservoir for hydroelectric power generation and water storage.
-
D.
Googong Dam
Googong Dam is a major water storage and supply reservoir serving the Canberra–Queanbeyan region in southeastern Australia.
-
E.
Manapouri Power Station
Manapouri Power Station is a large underground hydroelectric power station in Fiordland, New Zealand, renowned for harnessing the waters of Lake Manapouri to generate electricity, primarily for the Tiwai Point aluminium smelter.
- 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: Churchill River hydroelectric system Triple: [Churchill Falls Generating Station, partOf, Churchill River hydroelectric system]
Generated description
The Churchill River hydroelectric system is a large-scale network of dams, reservoirs, and power stations in Labrador, Canada, developed to harness the Churchill River’s flow for electricity generation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Churchill River hydroelectric system Target entity description: The Churchill River hydroelectric system is a large-scale network of dams, reservoirs, and power stations in Labrador, Canada, developed to harness the Churchill River’s flow for electricity generation.
-
A.
Snowy Hydro Scheme
The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
-
B.
Victoria Dam
Victoria Dam is a major hydroelectric and irrigation dam in Sri Lanka, forming part of the Mahaweli Development Programme and creating the Victoria Reservoir on the Mahaweli River.
-
C.
Talbingo Dam
Talbingo Dam is a major rockfill embankment dam in New South Wales, Australia, forming part of the Snowy Mountains Scheme and creating Talbingo Reservoir for hydroelectric power generation and water storage.
-
D.
Googong Dam
Googong Dam is a major water storage and supply reservoir serving the Canberra–Queanbeyan region in southeastern Australia.
-
E.
Manapouri Power Station
Manapouri Power Station is a large underground hydroelectric power station in Fiordland, New Zealand, renowned for harnessing the waters of Lake Manapouri to generate electricity, primarily for the Tiwai Point aluminium smelter.
- 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_69c008aecb0c81909984b48f733ce8ae |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c062bcc2348190806ed8c98bdfbf3e |
completed | March 22, 2026, 9:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c20dc349b481909ce369a82fa96412 |
completed | March 24, 2026, 4:06 a.m. |
| NEDg | Description generation | batch_69c214980bbc8190b188b3c821ea13ea |
completed | March 24, 2026, 4:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c2157d43048190a0376cdc9024c5f9 |
completed | March 24, 2026, 4:39 a.m. |
Created at: March 22, 2026, 4:22 p.m.