Archimedean screw
E156202
The Archimedean screw is an ancient mechanical device, traditionally attributed to Archimedes, used to lift water or other granular materials by rotating a helical surface inside a cylinder or open trough.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Archimedean screw canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1358734 — 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: Archimedean screw Context triple: [Archimedes, knownFor, Archimedean screw]
-
A.
Shanku Yantra
Shanku Yantra is an ancient gnomon-based sundial instrument at Jantar Mantar in New Delhi used for measuring time and the Sun’s position.
-
B.
Misra Yantra
Misra Yantra is an astronomical instrument at Jantar Mantar in New Delhi, historically used to measure time and celestial positions with high precision.
-
C.
Dutch Windmill
The Dutch Windmill is a historic, Dutch-style windmill in San Francisco’s Golden Gate Park, originally built in the early 1900s to pump water for the park’s irrigation system and now serving as a picturesque landmark.
-
D.
Watt steam engine
The Watt steam engine was a vastly improved steam engine developed in the late 18th century that greatly increased efficiency and helped power the Industrial Revolution.
-
E.
cotton gin
The cotton gin is a machine that rapidly separates cotton fibers from their seeds, revolutionizing cotton production and profoundly impacting the economy and slavery in the American South.
- 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: Archimedean screw Target entity description: The Archimedean screw is an ancient mechanical device, traditionally attributed to Archimedes, used to lift water or other granular materials by rotating a helical surface inside a cylinder or open trough.
-
A.
Shanku Yantra
Shanku Yantra is an ancient gnomon-based sundial instrument at Jantar Mantar in New Delhi used for measuring time and the Sun’s position.
-
B.
Misra Yantra
Misra Yantra is an astronomical instrument at Jantar Mantar in New Delhi, historically used to measure time and celestial positions with high precision.
-
C.
Dutch Windmill
The Dutch Windmill is a historic, Dutch-style windmill in San Francisco’s Golden Gate Park, originally built in the early 1900s to pump water for the park’s irrigation system and now serving as a picturesque landmark.
-
D.
Watt steam engine
The Watt steam engine was a vastly improved steam engine developed in the late 18th century that greatly increased efficiency and helped power the Industrial Revolution.
-
E.
cotton gin
The cotton gin is a machine that rapidly separates cotton fibers from their seeds, revolutionizing cotton production and profoundly impacting the economy and slavery in the American South.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
mechanical device
ⓘ
positive displacement pump ⓘ simple machine ⓘ water-lifting device ⓘ |
| hasAdvantage |
ability to handle debris-laden water
ⓘ
ability to operate at low heads ⓘ low maintenance requirements ⓘ relatively high efficiency at low speeds ⓘ |
| hasApplication |
conveying bulk solids
ⓘ
dewatering ⓘ drainage ⓘ grain handling ⓘ irrigation ⓘ wastewater treatment ⓘ |
| hasAttribution | Archimedes ⓘ |
| hasComponent |
cylinder
ⓘ
helical surface ⓘ rotating shaft ⓘ trough ⓘ |
| hasCrossSection | cylindrical ⓘ |
| hasHistoricalPeriod | Hellenistic period ⓘ |
| hasInventor | Archimedes ⓘ |
| hasMainUse |
lifting granular materials
ⓘ
lifting water ⓘ |
| hasMaterial |
metal
ⓘ
wood ⓘ |
| hasModernMaterial | steel ⓘ |
| hasPlaceOfOrigin |
ancient Greece
ⓘ
linked to:
Greek Antiquity
|
| hasPowerSource |
animal power
ⓘ
engine power ⓘ human power ⓘ wind power ⓘ |
| hasShape | helix ⓘ |
| hasTypicalOrientation |
horizontal
ⓘ
inclined ⓘ vertical ⓘ |
| isPredecessorOf | modern screw pumps ⓘ |
| isTypeOf | screw pump ⓘ |
| isUsedIn |
agriculture
ⓘ
canals ⓘ flood control systems ⓘ mines ⓘ rivers ⓘ sewage treatment plants ⓘ |
| operatesBy | rotation of a helical surface ⓘ |
| usesMedium |
grain
ⓘ
sand ⓘ water ⓘ |
| usesPrinciple |
positive displacement
ⓘ
screw geometry ⓘ |
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: Archimedean screw Description of subject: The Archimedean screw is an ancient mechanical device, traditionally attributed to Archimedes, used to lift water or other granular materials by rotating a helical surface inside a cylinder or open trough.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.