Northrop Grumman
E24222
Northrop Grumman is a leading American aerospace and defense technology company known for developing advanced military aircraft, spacecraft, and defense systems.
All labels observed (15)
How this entity was disambiguated
This entity first appeared as the object of triple T172597 — 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: Northrop Grumman Context triple: [Boeing, majorCompetitor, Northrop Grumman]
-
A.
Lockheed Martin
Lockheed Martin is a major American aerospace and defense company known for designing and producing advanced military aircraft, missiles, and space systems.
-
B.
Raytheon Company
Raytheon Company was a major American defense contractor and industrial corporation known for developing advanced military technologies, including missile systems and radar.
-
C.
BAE Systems
BAE Systems is a major British multinational defense, security, and aerospace company that designs and manufactures advanced military aircraft, naval vessels, and other defense technologies.
-
D.
Boeing
Boeing is a major American aerospace company best known for designing and manufacturing commercial jetliners and military aircraft used worldwide.
-
E.
Booz Allen Hamilton
Booz Allen Hamilton is a major American management and technology consulting firm known for its extensive work with U.S. government agencies and large corporations.
- 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: Northrop Grumman Target entity description: Northrop Grumman is a leading American aerospace and defense technology company known for developing advanced military aircraft, spacecraft, and defense systems.
-
A.
Lockheed Martin
Lockheed Martin is a major American aerospace and defense company known for designing and producing advanced military aircraft, missiles, and space systems.
-
B.
Raytheon Company
Raytheon Company was a major American defense contractor and industrial corporation known for developing advanced military technologies, including missile systems and radar.
-
C.
BAE Systems
BAE Systems is a major British multinational defense, security, and aerospace company that designs and manufactures advanced military aircraft, naval vessels, and other defense technologies.
-
D.
Boeing
Boeing is a major American aerospace company best known for designing and manufacturing commercial jetliners and military aircraft used worldwide.
-
E.
Booz Allen Hamilton
Booz Allen Hamilton is a major American management and technology consulting firm known for its extensive work with U.S. government agencies and large corporations.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
aerospace and defense company
ⓘ
defense contractor ⓘ public company ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| developed |
Antares launch vehicle
ⓘ
B-2 Spirit ⓘ B-21 Raider ⓘ Cygnus spacecraft ⓘ Grumman E-2C Hawkeye ⓘ
surface form:
E-2 Hawkeye
E-8 Joint STARS ⓘ James Webb Space Telescope ⓘ
surface form:
James Webb Space Telescope primary mirror
James Webb Space Telescope spacecraft bus ⓘ RQ-4 Global Hawk ⓘ X-47B ⓘ |
| formedByMergerOf |
Grumman
ⓘ
surface form:
Grumman Corporation
Northrop Grumman self-linksurface differs ⓘ
surface form:
Northrop Corporation
|
| foundedBy |
Grumman
ⓘ
surface form:
Grumman Corporation
Northrop Grumman self-linksurface differs ⓘ
surface form:
Northrop Corporation
|
| hasBusinessSegment |
Aeronautics Systems
ⓘ
Defense Systems ⓘ Mission Systems ⓘ Space Systems ⓘ |
| headquartersCountry |
United States of America
ⓘ
surface form:
United States
|
| headquartersLocation |
Falls Church
ⓘ
surface form:
Falls Church, Virginia
|
| industry |
aerospace
ⓘ
defense ⓘ information technology ⓘ |
| listedOn | New York Stock Exchange ⓘ |
| majorCustomer |
NASA
ⓘ
United States Intelligence Community ⓘ
surface form:
U.S. intelligence community
Department of Defense ⓘ
surface form:
United States Department of Defense
|
| rankedAmong | largest defense contractors in the world ⓘ |
| servesMarket |
commercial aerospace
ⓘ
government ⓘ military ⓘ |
| specializesIn |
C4ISR systems
ⓘ
cybersecurity ⓘ missile defense systems ⓘ space systems ⓘ stealth technology ⓘ unmanned aerial vehicles ⓘ |
| stockTicker | NOC ⓘ |
| supplies |
command and control systems
ⓘ
electronic warfare systems ⓘ military aircraft ⓘ radar systems ⓘ spacecraft ⓘ |
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: Northrop Grumman Description of subject: Northrop Grumman is a leading American aerospace and defense technology company known for developing advanced military aircraft, spacecraft, and defense systems.
Referenced by (110)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Northrop Grumman Corporation
this entity surface form:
Northrop Grumman Corporation
this entity surface form:
Northrop Corporation
subject surface form:
Ground-based Midcourse Defense
this entity surface form:
Northrop Grumman–EADS
this entity surface form:
Northrop Grumman Innovation Systems
subject surface form:
AN/APG-77
subject surface form:
AN/APG-77
this entity surface form:
Northrop Grumman Electronic Systems
subject surface form:
National Security Space Launch
this entity surface form:
Northrop Grumman (aerospace facilities in area)
this entity surface form:
Northrop Grumman Innovation Systems
subject surface form:
Rolls-Royce WR-21
this entity surface form:
Northrop Grumman propulsion systems operations
subject surface form:
Commercial Resupply Services
this entity surface form:
Northrop Grumman Electronic Systems sector
this entity surface form:
Northrop Grumman Aerospace Systems
this entity surface form:
Northrop Corporation
subject surface form:
Northrop Grumman B-2 Spirit
subject surface form:
M242 Bushmaster