Ontario hydroelectric system

E888328

electricity generation infrastructure hydroelectric power system

The Ontario hydroelectric system is a network of dams, generating stations, and related infrastructure that harnesses the province’s rivers and waterways to produce renewable electricity.

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All labels observed (1)

Label	Occurrences
Ontario hydroelectric system canonical	1

Statements (49)

Predicate	Object
instanceOf	electricity generation infrastructure ⓘ hydroelectric power system ⓘ
connectsTo	North American power grid NERFINISHED ⓘ Ontario electricity grid NERFINISHED ⓘ
country	Canada ⓘ
environmentalAttribute	low greenhouse gas emissions during operation ⓘ renewable electricity production ⓘ
gridRole	baseload generation ⓘ load-following generation ⓘ peaking generation ⓘ
hasComponent	dam ⓘ generator ⓘ hydroelectric generating station ⓘ penstock ⓘ spillway ⓘ switchyard ⓘ transmission substation ⓘ turbine ⓘ water intake structure ⓘ
hasMajorFacility	Des Joachims Generating Station NERFINISHED ⓘ Lower Mattagami River Complex NERFINISHED ⓘ Niagara River hydropower facilities ⓘ R.H. Saunders Generating Station NERFINISHED ⓘ Sir Adam Beck Hydroelectric Generating Stations NERFINISHED ⓘ
locatedIn	Ontario ⓘ
locatedOnWaterBody	Abitibi River NERFINISHED ⓘ English River NERFINISHED ⓘ Mattagami River NERFINISHED ⓘ Moose River NERFINISHED ⓘ Niagara River NERFINISHED ⓘ Ottawa River NERFINISHED ⓘ St. Lawrence River NERFINISHED ⓘ Winnipeg River NERFINISHED ⓘ
operatedBy	Hydro One Networks NERFINISHED ⓘ Ontario Power Generation NERFINISHED ⓘ
ownedBy	Province of Ontario NERFINISHED ⓘ
partOf	Ontario electricity sector NERFINISHED ⓘ
providesService	electricity supply ⓘ frequency regulation ⓘ grid stability ⓘ voltage support ⓘ
purpose	electric power generation ⓘ harnessing river and waterway energy ⓘ
regulatedBy	Independent Electricity System Operator NERFINISHED ⓘ Ontario Energy Board NERFINISHED ⓘ
subjectTo	Canadian federal environmental regulation ⓘ Ontario provincial environmental regulation ⓘ
usesEnergySource	hydropower ⓘ renewable energy ⓘ

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: Ontario hydroelectric system
Description of subject: The Ontario hydroelectric system is a network of dams, generating stations, and related infrastructure that harnesses the province’s rivers and waterways to produce renewable electricity.

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Alexander Dam → isPartOf → Ontario hydroelectric system ⓘ