Canadian Hydro Developers
E758439
Canadian Hydro Developers was a Canadian renewable energy company focused on developing and operating wind, hydro, and other clean power projects.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Canadian Hydro Developers canonical | 1 |
| TransAlta announced friendly takeover of Canadian Hydro Developers in 2009 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8817660 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Canadian Hydro Developers Context triple: [Wolfe Island Wind Project, developedBy, Canadian Hydro Developers]
-
A.
Nalcor Energy
Nalcor Energy is a former provincial Crown corporation in Newfoundland and Labrador that oversaw major energy projects, including hydroelectric developments and electricity generation assets.
-
B.
Hydro-Québec
Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
-
C.
Manitoba Hydro
Manitoba Hydro is a provincial Crown corporation in Manitoba, Canada, responsible for generating, transmitting, and distributing electricity—primarily from large hydroelectric facilities—as well as providing natural gas services.
-
D.
Ontario Power Generation
Ontario Power Generation is a large, government-owned electricity producer in Ontario, Canada, primarily known for operating nuclear, hydroelectric, and other power generating stations across the province.
-
E.
Newfoundland and Labrador Hydro
Newfoundland and Labrador Hydro is a provincial Crown-owned electric utility in Newfoundland and Labrador responsible for generating and transmitting electricity across the province.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Canadian Hydro Developers Target entity description: Canadian Hydro Developers was a Canadian renewable energy company focused on developing and operating wind, hydro, and other clean power projects.
-
A.
Nalcor Energy
Nalcor Energy is a former provincial Crown corporation in Newfoundland and Labrador that oversaw major energy projects, including hydroelectric developments and electricity generation assets.
-
B.
Hydro-Québec
Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
-
C.
Manitoba Hydro
Manitoba Hydro is a provincial Crown corporation in Manitoba, Canada, responsible for generating, transmitting, and distributing electricity—primarily from large hydroelectric facilities—as well as providing natural gas services.
-
D.
Ontario Power Generation
Ontario Power Generation is a large, government-owned electricity producer in Ontario, Canada, primarily known for operating nuclear, hydroelectric, and other power generating stations across the province.
-
E.
Newfoundland and Labrador Hydro
Newfoundland and Labrador Hydro is a provincial Crown-owned electric utility in Newfoundland and Labrador responsible for generating and transmitting electricity across the province.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
renewable energy company ⓘ |
| acquiredBy |
TransAlta Corporation
ⓘ
linked to:
TransAlta
|
| acquisitionYear | 2009 ⓘ |
| businessModel | independent power producer ⓘ |
| country | Canada ⓘ |
| emphasis | environmentally sustainable power generation ⓘ |
| energySector | non‑emitting generation ⓘ |
| energySource |
water
ⓘ
wind ⓘ |
| focus |
clean energy projects
ⓘ
hydroelectric power ⓘ wind power ⓘ |
| headquartersLocation |
Calgary, Alberta, Canada
ⓘ
linked to:
Calgary
|
| industry |
electric power generation
ⓘ
renewable energy ⓘ |
| notableEvent |
TransAlta announced friendly takeover of Canadian Hydro Developers in 2009
ⓘ
linked to:
Canadian Hydro Developers
|
| projectType |
run-of-river hydroelectric plants
ⓘ
small hydro projects ⓘ wind farms ⓘ |
| reasonForStatus | acquired and integrated into TransAlta operations ⓘ |
| regionServed | Canada ⓘ |
| status | defunct ⓘ |
| stockExchangeListing | Toronto Stock Exchange ⓘ |
| tickerSymbol | KHD ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Canadian Hydro Developers Description of subject: Canadian Hydro Developers was a Canadian renewable energy company focused on developing and operating wind, hydro, and other clean power projects.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Canadian Hydro Developers
→
notableEvent
→
TransAlta announced friendly takeover of Canadian Hydro Developers in 2009
ⓘ
linked to: Canadian Hydro Developers