United States Missile Defense Agency
E62549
The United States Missile Defense Agency is a U.S. Department of Defense organization responsible for developing, testing, and deploying integrated missile defense systems to protect the United States and its allies from ballistic missile threats.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T471220 — 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: United States Missile Defense Agency Context triple: [AN/TPY-2, usedBy, United States Missile Defense Agency]
-
A.
United States Army Space and Missile Defense Command
The United States Army Space and Missile Defense Command is a major Army command responsible for developing, integrating, and managing the Army’s space, missile defense, and high-altitude capabilities to support national defense and warfighter operations.
-
B.
National Reconnaissance Office
The National Reconnaissance Office is a U.S. government agency responsible for designing, building, and operating the nation’s reconnaissance satellites to support intelligence and national security missions.
-
C.
National Geospatial-Intelligence Agency
The National Geospatial-Intelligence Agency is a U.S. intelligence and combat support agency responsible for collecting, analyzing, and distributing geospatial intelligence for national security and defense operations.
-
D.
U.S. Space Command
U.S. Space Command is a United States military command responsible for conducting operations and protecting national interests in space.
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E.
Defense Information Systems Agency
The Defense Information Systems Agency is a United States Department of Defense combat support agency responsible for providing, operating, and securing global command, control, communications, and information technology infrastructure for military and national leaders.
- 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: United States Missile Defense Agency Target entity description: The United States Missile Defense Agency is a U.S. Department of Defense organization responsible for developing, testing, and deploying integrated missile defense systems to protect the United States and its allies from ballistic missile threats.
-
A.
United States Army Space and Missile Defense Command
The United States Army Space and Missile Defense Command is a major Army command responsible for developing, integrating, and managing the Army’s space, missile defense, and high-altitude capabilities to support national defense and warfighter operations.
-
B.
National Reconnaissance Office
The National Reconnaissance Office is a U.S. government agency responsible for designing, building, and operating the nation’s reconnaissance satellites to support intelligence and national security missions.
-
C.
National Geospatial-Intelligence Agency
The National Geospatial-Intelligence Agency is a U.S. intelligence and combat support agency responsible for collecting, analyzing, and distributing geospatial intelligence for national security and defense operations.
-
D.
U.S. Space Command
U.S. Space Command is a United States military command responsible for conducting operations and protecting national interests in space.
-
E.
Defense Information Systems Agency
The Defense Information Systems Agency is a United States Department of Defense combat support agency responsible for providing, operating, and securing global command, control, communications, and information technology infrastructure for military and national leaders.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
United States Department of Defense agency
ⓘ
government agency ⓘ missile defense organization ⓘ |
| abbreviation | MDA ⓘ |
| collaboratesWith |
NATO
ⓘ
surface form:
NATO allies
United States Air Force ⓘ
surface form:
U.S. Air Force
United States Army ⓘ
surface form:
U.S. Army
United States Navy ⓘ
surface form:
U.S. Navy
United States Space Force ⓘ
surface form:
U.S. Space Force
international partners ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| develops |
battle management and command and control systems
ⓘ
early warning and tracking sensors ⓘ interceptors for ballistic missile defense ⓘ |
| focusesOn |
ballistic missile defense
ⓘ
integrated missile defense systems ⓘ |
| formerName |
United States Missile Defense Agency
self-linksurface differs
ⓘ
surface form:
Ballistic Missile Defense Organization
United States Missile Defense Agency self-linksurface differs ⓘ
surface form:
Strategic Defense Initiative Organization
|
| foundedBy |
Department of Defense
ⓘ
surface form:
United States Department of Defense
|
| goal |
integrate sensors, interceptors, and command and control
ⓘ
provide layered missile defense ⓘ |
| headquartersLocation |
Fort Belvoir
ⓘ
United States of America ⓘ
surface form:
United States
Virginia ⓘ |
| jurisdiction |
Department of Defense
ⓘ
surface form:
United States Department of Defense
|
| language | English ⓘ |
| mission |
defend U.S. allies and partners from ballistic missile attacks
ⓘ
defend deployed U.S. forces from ballistic missile attacks ⓘ defend the United States from ballistic missile attacks ⓘ |
| operatesIn |
air domain
ⓘ
land domain ⓘ sea domain ⓘ space domain ⓘ |
| overseesProgram |
AN/TPY-2 radar
ⓘ
Aegis Ballistic Missile Defense ⓘ Command and Control, Battle Management, and Communications (C2BMC) system ⓘ
surface form:
Command and Control Battle Management and Communications system
Ground-based Midcourse Defense system ⓘ
surface form:
Ground-based Midcourse Defense
Terminal High Altitude Area Defense ⓘ |
| parentAgency |
Department of Defense
ⓘ
surface form:
United States Department of Defense
|
| responsibleFor |
deployment of missile defense systems
ⓘ
development of missile defense systems ⓘ testing of missile defense systems ⓘ |
| sector | defense ⓘ |
| tests |
integrated missile defense architectures
ⓘ
missile defense interceptors ⓘ missile tracking radars ⓘ |
| website | https://www.mda.mil/ ⓘ |
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: United States Missile Defense Agency Description of subject: The United States Missile Defense Agency is a U.S. Department of Defense organization responsible for developing, testing, and deploying integrated missile defense systems to protect the United States and its allies from ballistic missile threats.
Referenced by (35)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
AN/TPY-2
this entity surface form:
Strategic Defense Initiative Organization
this entity surface form:
Ballistic Missile Defense Organization
this entity surface form:
Missile Defense Agency
subject surface form:
Redstone Arsenal
this entity surface form:
Missile Defense Agency headquarters
this entity surface form:
Missile Defense Agency
this entity surface form:
Missile Defense Agency
this entity surface form:
Missile Defense Agency
this entity surface form:
U.S. Missile Defense Agency
United States Missile Defense Agency
→
formerName
→
United States Missile Defense Agency
self-linksurface differs
ⓘ
this entity surface form:
Ballistic Missile Defense Organization
United States Missile Defense Agency
→
formerName
→
United States Missile Defense Agency
self-linksurface differs
ⓘ
this entity surface form:
Strategic Defense Initiative Organization
this entity surface form:
U.S. Missile Defense Agency
subject surface form:
Strategic Defense Initiative
this entity surface form:
Strategic Defense Initiative Organization
subject surface form:
Strategic Defense Initiative
this entity surface form:
Ballistic Missile Defense Organization
subject surface form:
Strategic Defense Initiative
this entity surface form:
Missile Defense Agency
Aegis Ashore (planned, later cancelled)
→
partnerOrganization
→
United States Missile Defense Agency
ⓘ
this entity surface form:
U.S. Missile Defense Agency
this entity surface form:
Missile Defense Agency
this entity surface form:
Missile Defense Agency
this entity surface form:
Missile Defense Agency
subject surface form:
Ground-based Midcourse Defense
this entity surface form:
U.S. Missile Defense Agency
subject surface form:
Ground-based Midcourse Defense
this entity surface form:
Ballistic Missile Defense Organization
subject surface form:
Ground-based Midcourse Defense
this entity surface form:
Missile Defense Agency
subject surface form:
U.S. Army Kwajalein Atoll
this entity surface form:
Missile Defense Agency
this entity surface form:
Strategic Defense Initiative Organization
this entity surface form:
U.S. Missile Defense Agency
this entity surface form:
Missile Defense Agency
Command and Control, Battle Management, and Communications (C2BMC) system
→
managedBy
→
United States Missile Defense Agency
ⓘ
this entity surface form:
Missile Defense Agency
subject surface form:
Missile Defense Agency
this entity surface form:
Ballistic Missile Defense Organization
subject surface form:
Missile Defense Agency
this entity surface form:
Ballistic Missile Defense Organization
subject surface form:
Star Wars (Strategic Defense Initiative)
this entity surface form:
Ballistic Missile Defense Organization
subject surface form:
Star Wars (Strategic Defense Initiative)
this entity surface form:
Missile Defense Agency
this entity surface form:
Ballistic Missile Defense Organization
this entity surface form:
Missile Defense Agency