Aswan Low Dam
E288243
The Aswan Low Dam is an earlier masonry gravity dam on the Nile River in Egypt, built by the British at the start of the 20th century to control flooding and support irrigation before the construction of the Aswan High Dam.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Aswan Low Dam canonical | 4 |
| Old Aswan Dam | 3 |
| Aswan Dam | 1 |
| Aswan Low Dam salvage excavations | 1 |
| Old Aswan Reservoir | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2679579 — 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: Aswan Low Dam Context triple: [Aswan High Dam, nearbyStructure, Aswan Low Dam]
-
A.
Aswan High Dam
The Aswan High Dam is a massive embankment dam on the Nile River in southern Egypt, built in the 1960s to control flooding, provide hydroelectric power, and improve irrigation, while also causing the creation of Lake Nasser and the displacement of communities and archaeological sites in Nubia.
-
B.
Khashm el-Girba Dam
Khashm el-Girba Dam is a major embankment dam in eastern Sudan that provides irrigation water, hydroelectric power, and flood control along the Atbara River.
-
C.
Assiut Barrage on the Nile
The Assiut Barrage on the Nile is a major irrigation and water-control structure in Upper Egypt that regulates river flow and supports agriculture around the city of Assiut.
-
D.
Upper Atbara and Setit Dam Complex
The Upper Atbara and Setit Dam Complex is a major hydropower and irrigation infrastructure project in eastern Sudan that harnesses the waters of the Atbara and Setit rivers to generate electricity, support agriculture, and regulate water flow.
-
E.
Tabqa Dam
Tabqa Dam is a major hydroelectric and irrigation dam on the Euphrates River in northern Syria, forming Lake Assad and playing a key role in the country’s water and power supply.
- 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: Aswan Low Dam Target entity description: The Aswan Low Dam is an earlier masonry gravity dam on the Nile River in Egypt, built by the British at the start of the 20th century to control flooding and support irrigation before the construction of the Aswan High Dam.
-
A.
Aswan High Dam
The Aswan High Dam is a massive embankment dam on the Nile River in southern Egypt, built in the 1960s to control flooding, provide hydroelectric power, and improve irrigation, while also causing the creation of Lake Nasser and the displacement of communities and archaeological sites in Nubia.
-
B.
Khashm el-Girba Dam
Khashm el-Girba Dam is a major embankment dam in eastern Sudan that provides irrigation water, hydroelectric power, and flood control along the Atbara River.
-
C.
Assiut Barrage on the Nile
The Assiut Barrage on the Nile is a major irrigation and water-control structure in Upper Egypt that regulates river flow and supports agriculture around the city of Assiut.
-
D.
Upper Atbara and Setit Dam Complex
The Upper Atbara and Setit Dam Complex is a major hydropower and irrigation infrastructure project in eastern Sudan that harnesses the waters of the Atbara and Setit rivers to generate electricity, support agriculture, and regulate water flow.
-
E.
Tabqa Dam
Tabqa Dam is a major hydroelectric and irrigation dam on the Euphrates River in northern Syria, forming Lake Assad and playing a key role in the country’s water and power supply.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
arch dam
ⓘ
gravity dam ⓘ hydraulic structure ⓘ infrastructure project ⓘ masonry dam ⓘ |
| alsoKnownAs |
Aswan Low Dam
ⓘ
surface form:
Aswan Dam
Aswan Low Dam ⓘ
surface form:
Old Aswan Dam
|
| builtBy | British engineers ⓘ |
| constructionEndDate | 1902 ⓘ |
| constructionMethod | masonry gravity-arch design ⓘ |
| constructionStartDate | 1899 ⓘ |
| continent | Africa ⓘ |
| country | Egypt ⓘ |
| crosses | Nile ⓘ |
| designedBy | William Willcocks ⓘ |
| designedFor | storage of Nile floodwaters ⓘ |
| engineeringSignificance | one of the largest masonry dams of its time ⓘ |
| expanded |
1907
ⓘ
1912 ⓘ |
| followedBy | Aswan High Dam ⓘ |
| hasNavigationLock | yes ⓘ |
| hasSpillway | yes ⓘ |
| height | about 54 metres ⓘ |
| historicalPeriod | British occupation of Egypt ⓘ |
| impact |
enabled perennial irrigation in parts of Egypt
ⓘ
reduced seasonal Nile flooding downstream ⓘ |
| length | about 1900 metres ⓘ |
| locatedDownstreamOf | Aswan High Dam ⓘ |
| locatedIn | Aswan Governorate ⓘ |
| locatedInCity | Aswan ⓘ |
| locatedNear | Aswan ⓘ |
| locatedOnRiver | Nile ⓘ |
| locatedUpstreamOf |
Aswan
ⓘ
surface form:
Aswan City
|
| material | granite masonry ⓘ |
| nearbyLandmark | First Cataract of the Nile ⓘ |
| opened | 1902 ⓘ |
| operator | Egyptian government ⓘ |
| partOf | Nile River irrigation system ⓘ |
| precededBy | traditional Nile basin irrigation ⓘ |
| purpose |
flood control
ⓘ
hydropower generation ⓘ irrigation ⓘ |
| raisedAgain | 1920 ⓘ |
| region | Upper Egypt ⓘ |
| reservoirName |
Aswan Low Dam
self-linksurface differs
ⓘ
surface form:
Old Aswan Reservoir
|
| riverBasin | Nile Basin ⓘ |
| status | in operation ⓘ |
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: Aswan Low Dam Description of subject: The Aswan Low Dam is an earlier masonry gravity dam on the Nile River in Egypt, built by the British at the start of the 20th century to control flooding and support irrigation before the construction of the Aswan High Dam.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Old Aswan Dam
this entity surface form:
Aswan Low Dam salvage excavations
this entity surface form:
Old Aswan Dam
this entity surface form:
Old Aswan Reservoir
this entity surface form:
Old Aswan Dam
this entity surface form:
Aswan Dam