Silent Valley Reservoir
E494936
Silent Valley Reservoir is a major man-made lake in County Down, Northern Ireland, built in the Mourne Mountains to supply drinking water to the surrounding region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Silent Valley Reservoir canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T5100325 — 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: Silent Valley Reservoir Context triple: [Down, contains, Silent Valley Reservoir]
-
A.
Shaori Reservoir
Shaori Reservoir is a scenic artificial lake in Georgia’s Racha region, known for its mountainous surroundings and popularity as a recreational and tourist destination.
-
B.
Rani Avantibai Sagar Reservoir
Rani Avantibai Sagar Reservoir is a major artificial lake in Madhya Pradesh, India, formed on the Narmada River and named in honor of the freedom fighter Rani Avantibai Lodhi.
-
C.
Navilatirtha Dam
Navilatirtha Dam is a major irrigation and water management structure built across the Malaprabha River in Karnataka, India.
-
D.
Kabini Dam
Kabini Dam is a major reservoir and irrigation dam built across the Kabini River in Karnataka, India, supporting water supply, agriculture, and regional wildlife habitats.
-
E.
Koyna Dam
Koyna Dam is a large masonry dam in Maharashtra, India, renowned for its major hydroelectric power project and role in water management in the Western Ghats region.
- 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: Silent Valley Reservoir Target entity description: Silent Valley Reservoir is a major man-made lake in County Down, Northern Ireland, built in the Mourne Mountains to supply drinking water to the surrounding region.
-
A.
Shaori Reservoir
Shaori Reservoir is a scenic artificial lake in Georgia’s Racha region, known for its mountainous surroundings and popularity as a recreational and tourist destination.
-
B.
Rani Avantibai Sagar Reservoir
Rani Avantibai Sagar Reservoir is a major artificial lake in Madhya Pradesh, India, formed on the Narmada River and named in honor of the freedom fighter Rani Avantibai Lodhi.
-
C.
Navilatirtha Dam
Navilatirtha Dam is a major irrigation and water management structure built across the Malaprabha River in Karnataka, India.
-
D.
Kabini Dam
Kabini Dam is a major reservoir and irrigation dam built across the Kabini River in Karnataka, India, supporting water supply, agriculture, and regional wildlife habitats.
-
E.
Koyna Dam
Koyna Dam is a large masonry dam in Maharashtra, India, renowned for its major hydroelectric power project and role in water management in the Western Ghats region.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry | United Kingdom ⓘ |
| category |
Mourne Mountains
ⓘ
Reservoirs in Northern Ireland ⓘ |
| constructionStartDate | 1923 ⓘ |
| country | United Kingdom ⓘ |
| damType | earthfill dam ⓘ |
| hasPart | Silent Valley Dam ⓘ |
| hasTouristAttraction |
picnic areas
ⓘ
visitor centre ⓘ walking trails ⓘ |
| inception | 1933 ⓘ |
| locatedIn |
County Down
ⓘ
Mourne Mountains ⓘ Northern Ireland ⓘ |
| locatedInProtectedArea | Mourne Area of Outstanding Natural Beauty ⓘ |
| locatedOn | Island of Ireland ⓘ |
| managedBy | Northern Ireland Water ⓘ |
| near |
Annalong
ⓘ
Kilkeel ⓘ |
| openingDate | 1933 ⓘ |
| operator | Northern Ireland Water ⓘ |
| ownedBy | public utility ⓘ |
| purpose | drinking water supply ⓘ |
| regionServed |
Belfast
ⓘ
County Down ⓘ parts of County Antrim ⓘ |
| use | public water supply ⓘ |
| watercourse | Kilkeel River ⓘ |
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: Silent Valley Reservoir Description of subject: Silent Valley Reservoir is a major man-made lake in County Down, Northern Ireland, built in the Mourne Mountains to supply drinking water to the surrounding region.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.