Feishayan spillway
E766495
Feishayan spillway is an ancient hydraulic structure within the Dujiangyan Irrigation System in Sichuan, China, designed to divert and regulate river flow for flood control and irrigation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Feishayan spillway canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8903368 — 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: Feishayan spillway Context triple: [Dujiangyan Irrigation System, hasPart, Feishayan spillway]
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A.
Spillway
Spillway is a lesser-known work by modernist writer Djuna Barnes, reflecting her distinctive experimental style and themes.
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B.
Petenwell Dam
Petenwell Dam is a hydroelectric dam in central Wisconsin that creates Petenwell Lake, one of the state’s largest reservoirs, on the Wisconsin River.
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C.
Thottappally Spillway
Thottappally Spillway is a major flood-control and water-regulation structure in Kerala, India, that helps manage the flow between inland waterways and the Arabian Sea.
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D.
Hagestein weir
Hagestein weir is a major hydraulic structure in the Netherlands that regulates water levels and flow in the Nederrijn river as part of the country’s flood control and water management system.
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E.
Pong Dam
Pong Dam is a large embankment dam in Himachal Pradesh, India, primarily built for irrigation, flood control, and hydroelectric power generation on the Beas River.
- 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: Feishayan spillway Target entity description: Feishayan spillway is an ancient hydraulic structure within the Dujiangyan Irrigation System in Sichuan, China, designed to divert and regulate river flow for flood control and irrigation.
-
A.
Spillway
Spillway is a lesser-known work by modernist writer Djuna Barnes, reflecting her distinctive experimental style and themes.
-
B.
Shuibuya Dam
Shuibuya Dam is a major concrete-face rock-fill dam on China’s Qing River, known for its large hydroelectric power station and significant role in regional flood control and water management.
-
C.
Petenwell Dam
Petenwell Dam is a hydroelectric dam in central Wisconsin that creates Petenwell Lake, one of the state’s largest reservoirs, on the Wisconsin River.
-
D.
Thottappally Spillway
Thottappally Spillway is a major flood-control and water-regulation structure in Kerala, India, that helps manage the flow between inland waterways and the Arabian Sea.
-
E.
Hagestein weir
Hagestein weir is a major hydraulic structure in the Netherlands that regulates water levels and flow in the Nederrijn river as part of the country’s flood control and water management system.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
ancient waterworks
ⓘ
hydraulic structure ⓘ |
| associatedWith |
Erlang (Li Bing’s son)
NERFINISHED
ⓘ
Li Bing NERFINISHED ⓘ |
| constructedInCentury | 3rd century BCE ⓘ |
| constructedInPeriod | Qin dynasty NERFINISHED ⓘ |
| country | China ⓘ |
| culturalSignificance | symbol of ancient Chinese water management wisdom ⓘ |
| designFeature |
diversion channel
ⓘ
overflow spillway ⓘ |
| designPrinciple | uses natural topography for flow regulation ⓘ |
| engineeringDiscipline | hydraulic engineering ⓘ |
| feeds | Dujiangyan irrigation canals NERFINISHED ⓘ |
| hasFunction |
divert river flow
ⓘ
flood control ⓘ irrigation ⓘ regulate river flow ⓘ |
| hasType | open-channel spillway ⓘ |
| heritageDesignation |
Major Historical and Cultural Site Protected at the National Level in China
ⓘ
UNESCO World Heritage Site component NERFINISHED ⓘ |
| heritageStatus | part of UNESCO World Heritage Site "Mount Qingcheng and the Dujiangyan Irrigation System" ⓘ |
| hydrologicalRole |
controls water level upstream of Dujiangyan
ⓘ
relieves excess flow during floods ⓘ |
| influences | Chengdu Plain irrigation ⓘ |
| locatedIn |
Dujiangyan
NERFINISHED
ⓘ
Sichuan NERFINISHED ⓘ upper Yangtze River basin ⓘ |
| locatedNear |
Baopingkou (Bottle-Neck Channel)
NERFINISHED
ⓘ
Yuzui (Fish Mouth) levee NERFINISHED ⓘ |
| locatedOn | Min River NERFINISHED ⓘ |
| maintainedBy | local water conservancy authorities in Sichuan ⓘ |
| management | Dujiangyan city government NERFINISHED ⓘ |
| material |
earthworks
ⓘ
stone ⓘ |
| partOf |
Chinese ancient hydraulic engineering heritage
ⓘ
Dujiangyan Irrigation System NERFINISHED ⓘ ancient Dujiangyan flood control system NERFINISHED ⓘ |
| purpose |
distribute water between inner and outer river channels
ⓘ
reduce sediment entering irrigation system ⓘ |
| regionServed | Chengdu Plain NERFINISHED ⓘ |
| riverSystem | Yangtze River system NERFINISHED ⓘ |
| stillInUse | yes ⓘ |
| tourismAttraction | Dujiangyan Scenic Area NERFINISHED ⓘ |
| usedFor |
agricultural irrigation
ⓘ
flood mitigation ⓘ water allocation ⓘ |
| waterSource | Min River main channel ⓘ |
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: Feishayan spillway Description of subject: Feishayan spillway is an ancient hydraulic structure within the Dujiangyan Irrigation System in Sichuan, China, designed to divert and regulate river flow for flood control and irrigation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.