MDA
E304059
MDA is the United States Missile Defense Agency, a Department of Defense organization responsible for developing and deploying systems to defend the U.S. and its allies against ballistic missile threats.
All labels observed (1)
| Label | Occurrences |
|---|---|
| MDA canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2844449 — 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: MDA Context triple: [United States Missile Defense Agency, abbreviation, MDA]
-
A.
MDA
MDA is the state agency responsible for promoting and regulating Maryland’s agricultural industry, including farming, food safety, and related environmental programs.
-
B.
MDA
MDA (Monochrome Display Adapter) is IBM's original text-only video display standard for early IBM PCs, providing high-resolution monochrome output without graphics capabilities.
-
C.
MDA
MDA is the three-letter ISO 3166-1 alpha-3 country code representing the Republic of Moldova.
-
D.
MDA
MDA is a Canadian space technology company known for developing advanced satellite systems, robotics, and Earth observation solutions.
-
E.
MDC
MDC is a Zimbabwean opposition political party known as the Movement for Democratic Change, which has played a major role in challenging the long-standing rule of ZANU–PF.
- 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: MDA Target entity description: MDA is the United States Missile Defense Agency, a Department of Defense organization responsible for developing and deploying systems to defend the U.S. and its allies against ballistic missile threats.
-
A.
MDA
MDA (Monochrome Display Adapter) is IBM's original text-only video display standard for early IBM PCs, providing high-resolution monochrome output without graphics capabilities.
-
B.
MDA
MDA is the three-letter ISO 3166-1 alpha-3 country code representing the Republic of Moldova.
-
C.
MDA
MDA is the state agency responsible for promoting and regulating Maryland’s agricultural industry, including farming, food safety, and related environmental programs.
-
D.
MDA
MDA is a Canadian space technology company known for developing advanced satellite systems, robotics, and Earth observation solutions.
-
E.
MDC
MDC is a Zimbabwean opposition political party known as the Movement for Democratic Change, which has played a major role in challenging the long-standing rule of ZANU–PF.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
United States defense agency
ⓘ
federal government agency of the United States ⓘ |
| abbreviation | MDA self-linksurface differs ⓘ |
| appliesToJurisdiction |
United States of America
ⓘ
surface form:
United States
United States allies ⓘ |
| collaboratesWith |
NATO
ⓘ
surface form:
North Atlantic Treaty Organization
United States Air Force ⓘ United States Army ⓘ United States Navy ⓘ United States Space Force ⓘ allied and partner nations ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| develops |
command, control, battle management, and communications systems
ⓘ
early warning and tracking radars ⓘ interceptors for ballistic missile defense ⓘ space-based tracking and surveillance capabilities ⓘ |
| employs |
civilian personnel
ⓘ
contractor personnel ⓘ military personnel ⓘ |
| fieldOfWork |
ballistic missile defense
ⓘ
command and control systems ⓘ missile interception technology ⓘ radar and sensor systems ⓘ space-based missile warning ⓘ systems engineering ⓘ |
| hasMission |
defend U.S. allies and friends against ballistic missile attacks
ⓘ
defend deployed U.S. forces against ballistic missile attacks ⓘ defend the United States against ballistic missile attacks ⓘ develop and deploy layered ballistic missile defense system ⓘ |
| hasWebsite | https://www.mda.mil ⓘ |
| headquartersLocation |
Arlington, Virginia
ⓘ
Fort Belvoir ⓘ
surface form:
Fort Belvoir, Virginia
|
| inception | 2002 ⓘ |
| isPartOfStrategicProgram |
Ground-based Midcourse Defense system
ⓘ
surface form:
U.S. national missile defense
homeland defense ⓘ regional missile defense architectures ⓘ |
| jurisdiction |
United States government
ⓘ
surface form:
Federal government of the United States
|
| legalForm | government agency ⓘ |
| locatedInTheAdministrativeTerritorialEntity | Virginia ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| officialLanguage | English ⓘ |
| operatesInTheSector |
aerospace and defense
ⓘ
missile defense ⓘ national security ⓘ |
| parentOrganization |
Office of the Secretary of Defense
ⓘ
Department of Defense ⓘ
surface form:
United States Department of Defense
|
| partOf |
Ballistic Missile Defense System
ⓘ
surface form:
United States missile defense system
|
| precededBy |
United States Missile Defense Agency
ⓘ
surface form:
Ballistic Missile Defense Organization
|
| replaced |
United States Missile Defense Agency
ⓘ
surface form:
Ballistic Missile Defense Organization
|
| uses |
Aegis Ballistic Missile Defense
ⓘ
surface form:
Aegis Ballistic Missile Defense system
Ground-based Midcourse Defense system ⓘ Patriot missile system ⓘ
surface form:
Patriot missile defense system (integration and interoperability)
Terminal High Altitude Area Defense ⓘ
surface form:
Terminal High Altitude Area Defense system
|
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: MDA Description of subject: MDA is the United States Missile Defense Agency, a Department of Defense organization responsible for developing and deploying systems to defend the U.S. and its allies against ballistic missile threats.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Missile Defense Agency