Fengman Dam
E506054
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fengman Dam canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5033611 — 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: Fengman Dam Context triple: [Songhua River, notableDam, Fengman Dam]
-
A.
Garrison Dam
Garrison Dam is a large hydroelectric and flood-control dam on the Missouri River in North Dakota, forming Lake Sakakawea, one of the largest man-made reservoirs in the United States.
-
B.
Denison Dam
Denison Dam is a large earthen dam on the Red River between Texas and Oklahoma, built for flood control, hydroelectric power generation, and water supply.
-
C.
McClure Dam
McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
-
D.
Gillespie Dam
Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
-
E.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
- 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: Fengman Dam Target entity description: Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
A.
Garrison Dam
Garrison Dam is a large hydroelectric and flood-control dam on the Missouri River in North Dakota, forming Lake Sakakawea, one of the largest man-made reservoirs in the United States.
-
B.
Denison Dam
Denison Dam is a large earthen dam on the Red River between Texas and Oklahoma, built for flood control, hydroelectric power generation, and water supply.
-
C.
McClure Dam
McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
-
D.
Gillespie Dam
Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
-
E.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ infrastructure ⓘ |
| catchmentArea | 42700 km2 ⓘ |
| constructionBy |
Empire of Japan
ⓘ
linked to:
Imperial Japan
|
| constructionMaterial | concrete ⓘ |
| constructionStartDate | 1937 ⓘ |
| country | China ⓘ |
| damType | concrete gravity dam ⓘ |
| function |
ice flood control
ⓘ
peak load regulation ⓘ |
| hasReservoir | Fengman Reservoir ⓘ |
| hasSpillway | yes ⓘ |
| height | 91.7 m ⓘ |
| historicalPeriod |
Second Sino-Japanese War
ⓘ
linked to:
Sino-Japanese War (1937–1945)
|
| impact |
reduces downstream flood risk
ⓘ
regulates Songhua River flow ⓘ supports regional industrial power demand ⓘ |
| installedCapacity | 1002 MW ⓘ |
| length | 1080 m ⓘ |
| locatedIn |
Jilin Province
ⓘ
Northeast China ⓘ
linked to:
Manchuria
|
| locatedNear | Jilin City ⓘ |
| locatedOnRiver | Songhua River ⓘ |
| notableFor |
early large-scale hydropower project in Northeast China
ⓘ
major flood control infrastructure on Songhua River ⓘ significant role in regional power generation ⓘ |
| numberOfTurbines | 8 ⓘ |
| openingDate | 1942 ⓘ |
| operator | China Datang Corporation ⓘ |
| partOf |
Songhua River hydropower cascade
ⓘ
linked to:
Baishan Hydropower Station
|
| purpose |
flood control
ⓘ
irrigation support ⓘ navigation improvement ⓘ power generation ⓘ |
| regionServed |
Jilin Province
ⓘ
Northeast China power grid ⓘ |
| renovation |
capacity upgrade in late 20th century
ⓘ
safety reinforcement works ⓘ |
| reservoirName | Fengman Reservoir ⓘ |
| reservoirSurfaceArea | 550 km2 ⓘ |
| reservoirTotalCapacity | 11300000000 m3 ⓘ |
| riverBasin |
Songhua River basin
ⓘ
linked to:
Songhua River
|
| spillwayType | gated overflow spillway ⓘ |
| status | operational ⓘ |
| turbineType | Francis turbine ⓘ |
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: Fengman Dam Description of subject: Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.