1st Ordnance Squadron (Special)
E351028
The 1st Ordnance Squadron (Special) was a U.S. Army Air Forces unit in World War II responsible for handling and preparing the atomic bombs used by the 509th Composite Group.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 1st Ordnance Squadron (Special) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3358155 — 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: 1st Ordnance Squadron (Special) Context triple: [509th Composite Group, component, 1st Ordnance Squadron (Special)]
-
A.
1st Supply Battalion
The 1st Supply Battalion is a United States Marine Corps logistics unit responsible for providing supply and distribution support to Marine forces, particularly within the 1st Marine Logistics Group.
-
B.
1st Reconnaissance Battalion
The 1st Reconnaissance Battalion is an elite United States Marine Corps unit specializing in advanced reconnaissance and surveillance operations in support of Marine Air-Ground Task Forces.
-
C.
1st Light Armored Reconnaissance Battalion
The 1st Light Armored Reconnaissance Battalion is a United States Marine Corps unit specializing in fast, armored reconnaissance and security operations using light armored vehicles.
-
D.
1st Maintenance Battalion
The 1st Maintenance Battalion is a United States Marine Corps logistics unit responsible for providing intermediate-level maintenance support to Marine forces, particularly those within the I Marine Expeditionary Force.
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E.
165th Quartermaster Company
The 165th Quartermaster Company is a logistics and supply unit within the Georgia Army National Guard responsible for providing essential materiel and support services to military operations.
- 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: 1st Ordnance Squadron (Special) Target entity description: The 1st Ordnance Squadron (Special) was a U.S. Army Air Forces unit in World War II responsible for handling and preparing the atomic bombs used by the 509th Composite Group.
-
A.
1st Supply Battalion
The 1st Supply Battalion is a United States Marine Corps logistics unit responsible for providing supply and distribution support to Marine forces, particularly within the 1st Marine Logistics Group.
-
B.
1st Reconnaissance Battalion
The 1st Reconnaissance Battalion is an elite United States Marine Corps unit specializing in advanced reconnaissance and surveillance operations in support of Marine Air-Ground Task Forces.
-
C.
1st Light Armored Reconnaissance Battalion
The 1st Light Armored Reconnaissance Battalion is a United States Marine Corps unit specializing in fast, armored reconnaissance and security operations using light armored vehicles.
-
D.
1st Maintenance Battalion
The 1st Maintenance Battalion is a United States Marine Corps logistics unit responsible for providing intermediate-level maintenance support to Marine forces, particularly those within the I Marine Expeditionary Force.
-
E.
165th Quartermaster Company
The 165th Quartermaster Company is a logistics and supply unit within the Georgia Army National Guard responsible for providing essential materiel and support services to military operations.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
United States Army Air Forces unit
ⓘ
military ordnance unit ⓘ |
| allegiance |
United States
ⓘ
linked to:
United States of America
|
| associatedWith |
Manhattan Project
ⓘ
atomic bombings of Hiroshima and Nagasaki ⓘ |
| branch |
Army Air Forces
ⓘ
linked to:
United States Army Air Forces
United States Army ⓘ |
| classification | special unit ⓘ |
| conflict | World War II ⓘ |
| country | United States of America ⓘ |
| equipmentHandled |
Fat Man atomic bomb components
ⓘ
Little Boy atomic bomb components ⓘ |
| era | 1940s ⓘ |
| garrison | Tinian ⓘ |
| mission | provide ordnance support for 509th Composite Group ⓘ |
| notableFor | preparing the first nuclear weapons used in combat ⓘ |
| notableOperation | support of atomic bomb missions against Japan ⓘ |
| partOf |
509th Composite Group
ⓘ
United States Army Air Forces ⓘ |
| responsibility |
assembly of atomic bomb components
ⓘ
maintenance of atomic bomb components ⓘ storage of atomic bomb components ⓘ |
| role |
handling atomic bombs
ⓘ
preparing atomic bombs ⓘ |
| securityLevel | highly classified ⓘ |
| specialization | nuclear weapons ordnance ⓘ |
| theater | Pacific Theater of Operations ⓘ |
| timePeriod | World War II era ⓘ |
| type | ordnance squadron ⓘ |
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: 1st Ordnance Squadron (Special) Description of subject: The 1st Ordnance Squadron (Special) was a U.S. Army Air Forces unit in World War II responsible for handling and preparing the atomic bombs used by the 509th Composite Group.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.