Shannon hydroelectric scheme
E594490
The Shannon hydroelectric scheme is a major early 20th-century Irish engineering project that harnesses the River Shannon to generate electricity and played a key role in the country’s industrial development.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Shannon hydroelectric scheme canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6449626 — 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: Shannon hydroelectric scheme Context triple: [Ardnacrusha power station, waterSource, Shannon hydroelectric scheme]
-
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.
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B.
Uri Hydroelectric Project
The Uri Hydroelectric Project is a major run-of-the-river power generation scheme on the Jhelum River in Jammu and Kashmir, India, developed to harness hydroelectric energy in the Himalayan region.
-
C.
Derwent hydropower scheme
The Derwent hydropower scheme is a system of hydroelectric power stations and associated infrastructure that harnesses the flow of the River Derwent to generate renewable electricity.
-
D.
Benmore Dam
Benmore Dam is a large hydroelectric earth-fill dam in New Zealand’s South Island, forming Lake Benmore and serving as a major power generation facility in the Waitaki hydro scheme.
-
E.
Victoria Hydroelectric Power Station
The Victoria Hydroelectric Power Station is a major Sri Lankan hydroelectric facility located at the Victoria Dam on the Mahaweli River, known for being one of the country’s largest power-generating stations.
- 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: Shannon hydroelectric scheme Target entity description: The Shannon hydroelectric scheme is a major early 20th-century Irish engineering project that harnesses the River Shannon to generate electricity and played a key role in the country’s industrial development.
-
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.
Uri Hydroelectric Project
The Uri Hydroelectric Project is a major run-of-the-river power generation scheme on the Jhelum River in Jammu and Kashmir, India, developed to harness hydroelectric energy in the Himalayan region.
-
C.
Derwent hydropower scheme
The Derwent hydropower scheme is a system of hydroelectric power stations and associated infrastructure that harnesses the flow of the River Derwent to generate renewable electricity.
-
D.
Benmore Dam
Benmore Dam is a large hydroelectric earth-fill dam in New Zealand’s South Island, forming Lake Benmore and serving as a major power generation facility in the Waitaki hydro scheme.
-
E.
Victoria Hydroelectric Power Station
The Victoria Hydroelectric Power Station is a major Sri Lankan hydroelectric facility located at the Victoria Dam on the Mahaweli River, known for being one of the country’s largest power-generating stations.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power scheme
ⓘ
infrastructure project ⓘ |
| affects | navigation on the River Shannon ⓘ |
| associatedWith |
Irish national grid
ⓘ
rural electrification in Ireland ⓘ |
| category | hydroelectric power stations in the Republic of Ireland ⓘ |
| client | Irish Free State government NERFINISHED ⓘ |
| completionDate | 1929 ⓘ |
| constructionPeriod | 1925–1929 ⓘ |
| controversy | high initial cost relative to Irish economy of the 1920s ⓘ |
| cost | approximately £5 million (1920s) ⓘ |
| country | Ireland NERFINISHED ⓘ |
| designedBy | Thomas McLaughlin NERFINISHED ⓘ |
| developer | Siemens-Schuckertwerke NERFINISHED ⓘ |
| energySource | hydropower ⓘ |
| hasPart |
Ardnacrusha dam
NERFINISHED
ⓘ
Parteen Weir NERFINISHED ⓘ headrace canal ⓘ navigation locks ⓘ tailrace canal ⓘ |
| heritageStatus | considered a landmark of Irish engineering ⓘ |
| historicalPeriod | early 20th century ⓘ |
| inception | 1925 ⓘ |
| influenced | subsequent hydroelectric projects in Ireland ⓘ |
| installedCapacity | approximately 86 megawatts ⓘ |
| locatedIn | County Clare NERFINISHED ⓘ |
| locatedNear | Limerick NERFINISHED ⓘ |
| locatedOnRiver | River Shannon NERFINISHED ⓘ |
| mainPowerStation | Ardnacrusha power station NERFINISHED ⓘ |
| managedBy | ESB Generation and Trading NERFINISHED ⓘ |
| nearbyCity | Limerick NERFINISHED ⓘ |
| openingDate | 1929 ⓘ |
| operator |
ESB
NERFINISHED
ⓘ
Electricity Supply Board NERFINISHED ⓘ |
| peakContribution | supplied majority of Ireland’s electricity on commissioning ⓘ |
| politicalContext | Irish Free State modernization program ⓘ |
| purpose |
electricity generation
ⓘ
national electrification ⓘ |
| region | Mid-West Region of Ireland NERFINISHED ⓘ |
| regulates | flow of the River Shannon ⓘ |
| significance |
first large-scale national hydroelectric project in Ireland
ⓘ
formed the backbone of early Irish national grid ⓘ key driver of Irish industrial development in the 20th century ⓘ |
| startDate | 1925 ⓘ |
| status | operational ⓘ |
| technology | Francis turbines NERFINISHED ⓘ |
| uses | run-of-river hydroelectric generation ⓘ |
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: Shannon hydroelectric scheme Description of subject: The Shannon hydroelectric scheme is a major early 20th-century Irish engineering project that harnesses the River Shannon to generate electricity and played a key role in the country’s industrial development.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.