Clinton Pile
E208342
Clinton Pile is an early U.S. nuclear reactor at Oak Ridge, Tennessee, historically significant as the world’s first continuously operated plutonium production reactor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Clinton Pile canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1866062 — 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: Clinton Pile Context triple: [X-10 graphite reactor, alsoKnownAs, Clinton Pile]
-
A.
Harold Briggs
Harold Briggs was a British Army officer best known for devising and implementing the Briggs Plan to combat communist insurgency during the Malayan Emergency.
-
B.
Harold A. Wheeler
Harold A. Wheeler was an influential American electrical engineer and inventor known for his pioneering contributions to radio and radar technology.
-
C.
Walter Powell
Walter Powell was an American entrepreneur best known as the founder of Powell’s City of Books, one of the world’s largest independent bookstores in Portland, Oregon.
-
D.
Philip Woodruff
Philip Woodruff was the pen name of British civil servant Philip Mason, best known for his influential writings on the British Raj and the Indian Civil Service.
-
E.
John Watts
John Watts was an 18th-century London printer and publisher known for producing notable literary and theatrical works.
- 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: Clinton Pile Target entity description: Clinton Pile is an early U.S. nuclear reactor at Oak Ridge, Tennessee, historically significant as the world’s first continuously operated plutonium production reactor.
-
A.
Harold Briggs
Harold Briggs was a British Army officer best known for devising and implementing the Briggs Plan to combat communist insurgency during the Malayan Emergency.
-
B.
Harold A. Wheeler
Harold A. Wheeler was an influential American electrical engineer and inventor known for his pioneering contributions to radio and radar technology.
-
C.
Walter Powell
Walter Powell was an American entrepreneur best known as the founder of Powell’s City of Books, one of the world’s largest independent bookstores in Portland, Oregon.
-
D.
Philip Woodruff
Philip Woodruff was the pen name of British civil servant Philip Mason, best known for his influential writings on the British Raj and the Indian Civil Service.
-
E.
John Watts
John Watts was an 18th-century London printer and publisher known for producing notable literary and theatrical works.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear reactor
ⓘ
plutonium production reactor ⓘ research reactor ⓘ |
| alsoKnownAs |
X-10 graphite reactor
ⓘ
surface form:
X-10 Graphite Reactor
X-10 graphite reactor ⓘ
surface form:
X-10 Pile
|
| associatedWith |
U.S. nuclear weapons program
ⓘ
early reactor physics research ⓘ |
| city |
Oak Ridge, Tennessee
ⓘ
surface form:
Oak Ridge
|
| commissioned | 1943 ⓘ |
| constructionStart | 1943 ⓘ |
| continent | North America ⓘ |
| coolant | water ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentUse | historical exhibit ⓘ |
| decommissioned | 1940s ⓘ |
| designedBy | DuPont ⓘ |
| era | World War II ⓘ |
| fuelType | natural uranium ⓘ |
| heritageStatus |
National Historic Landmark
ⓘ
Nuclear historic site ⓘ |
| historicalRole | prototype for Hanford production reactors ⓘ |
| locatedIn |
Oak Ridge National Laboratory
ⓘ
Oak Ridge, Tennessee ⓘ |
| materialProduced |
plutonium-239
ⓘ
radioisotopes for research ⓘ |
| moderator | graphite ⓘ |
| operator |
Oak Ridge National Laboratory
ⓘ
U.S. Army Corps of Engineers ⓘ |
| ownedBy | U.S. Department of Energy ⓘ |
| partOf | Manhattan Project ⓘ |
| projectCode | X-10 ⓘ |
| purpose |
nuclear research
ⓘ
plutonium production ⓘ |
| safetyFeature | air-cooled graphite pile design ⓘ |
| significance |
early U.S. nuclear reactor
ⓘ
world’s first continuously operated plutonium production reactor ⓘ |
| state | Tennessee ⓘ |
| status | shut down ⓘ |
| technology |
graphite-moderated reactor
ⓘ
water-cooled reactor ⓘ |
| usedFor |
neutron irradiation experiments
ⓘ
production of plutonium for weapons research ⓘ |
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: Clinton Pile Description of subject: Clinton Pile is an early U.S. nuclear reactor at Oak Ridge, Tennessee, historically significant as the world’s first continuously operated plutonium production reactor.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.