Triple
T1567347
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Churchill Falls |
E33461
|
entity |
| Predicate | primaryEmployer |
P7
|
FINISHED |
| Object |
Churchill Falls (Labrador) Corporation Limited
Churchill Falls (Labrador) Corporation Limited is a Canadian hydroelectric power company that operates the massive Churchill Falls Generating Station in Labrador.
|
E176874
|
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 Falls (Labrador) Corporation Limited | Statement: [Churchill Falls, primaryEmployer, Churchill Falls (Labrador) Corporation Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Churchill Falls (Labrador) Corporation Limited Context triple: [Churchill Falls, primaryEmployer, Churchill Falls (Labrador) Corporation Limited]
-
A.
Canada Lands Company
Canada Lands Company is a federal Crown corporation in Canada responsible for managing, redeveloping, and optimizing the value of strategic real estate and attractions owned by the Government of Canada.
-
B.
Valley Falls Company
Valley Falls Company was a 19th-century New England textile manufacturing firm that became one of the key predecessors to what is now Berkshire Hathaway.
-
C.
Churchill Falls Generating Station
Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
-
D.
Grand Trunk Corporation
Grand Trunk Corporation is a U.S.-based holding company that oversees Canadian National Railway’s rail operations and assets in the United States.
-
E.
Murray & Roberts
Murray & Roberts is a major South African engineering and construction group known for delivering large, complex infrastructure and building projects worldwide.
- 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 Falls (Labrador) Corporation Limited Triple: [Churchill Falls, primaryEmployer, Churchill Falls (Labrador) Corporation Limited]
Generated description
Churchill Falls (Labrador) Corporation Limited is a Canadian hydroelectric power company that operates the massive Churchill Falls Generating Station in Labrador.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Churchill Falls (Labrador) Corporation Limited Target entity description: Churchill Falls (Labrador) Corporation Limited is a Canadian hydroelectric power company that operates the massive Churchill Falls Generating Station in Labrador.
-
A.
Canada Lands Company
Canada Lands Company is a federal Crown corporation in Canada responsible for managing, redeveloping, and optimizing the value of strategic real estate and attractions owned by the Government of Canada.
-
B.
Valley Falls Company
Valley Falls Company was a 19th-century New England textile manufacturing firm that became one of the key predecessors to what is now Berkshire Hathaway.
-
C.
Churchill Falls Generating Station
Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
-
D.
Grand Trunk Corporation
Grand Trunk Corporation is a U.S.-based holding company that oversees Canadian National Railway’s rail operations and assets in the United States.
-
E.
Murray & Roberts
Murray & Roberts is a major South African engineering and construction group known for delivering large, complex infrastructure and building projects worldwide.
- 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_69a885f11b048190935025a035302715 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a908a0314c8190a5ce3e32dd9035db |
completed | March 5, 2026, 4:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad371b99fc8190b8af03444fd1252b |
completed | March 8, 2026, 8:45 a.m. |
| NEDg | Description generation | batch_69ad37e306948190bbaa14829ce094e6 |
completed | March 8, 2026, 8:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad38d20b608190b95ff9906cfd9f83 |
completed | March 8, 2026, 8:52 a.m. |
Created at: March 4, 2026, 7:27 p.m.