McDonnell Douglas
E40424
McDonnell Douglas was a major American aerospace manufacturer and defense contractor known for producing commercial airliners and military aircraft before merging with Boeing in 1997.
All labels observed (4)
| Label | Occurrences |
|---|---|
| McDonnell Douglas canonical | 45 |
| McDonnell Aircraft Corporation | 24 |
| McDonnell Douglas Corporation | 4 |
| McDonnell Douglas Phantom Works | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T296252 — 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: McDonnell Douglas Context triple: [C-17 Globemaster III, manufacturer, McDonnell Douglas]
-
A.
Rockwell International
Rockwell International was a major American manufacturing conglomerate best known in aerospace for building the Space Shuttle orbiters and contributing extensively to U.S. defense and space programs.
-
B.
Boeing
Boeing is a major American aerospace company best known for designing and manufacturing commercial jetliners and military aircraft used worldwide.
-
C.
Lockheed Martin
Lockheed Martin is a major American aerospace and defense company known for designing and producing advanced military aircraft, missiles, and space systems.
-
D.
Hawker Aircraft
Hawker Aircraft was a prominent British aircraft manufacturer best known for producing iconic military planes such as the Hawker Hurricane during the early to mid-20th century.
-
E.
Airbus
Airbus is a major European aerospace corporation known for designing and manufacturing commercial airliners such as the A320, A330, and A380 families.
- 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: McDonnell Douglas Target entity description: McDonnell Douglas was a major American aerospace manufacturer and defense contractor known for producing commercial airliners and military aircraft before merging with Boeing in 1997.
-
A.
Rockwell International
Rockwell International was a major American manufacturing conglomerate best known in aerospace for building the Space Shuttle orbiters and contributing extensively to U.S. defense and space programs.
-
B.
Boeing
Boeing is a major American aerospace company best known for designing and manufacturing commercial jetliners and military aircraft used worldwide.
-
C.
Lockheed Martin
Lockheed Martin is a major American aerospace and defense company known for designing and producing advanced military aircraft, missiles, and space systems.
-
D.
Hawker Aircraft
Hawker Aircraft was a prominent British aircraft manufacturer best known for producing iconic military planes such as the Hawker Hurricane during the early to mid-20th century.
-
E.
Airbus
Airbus is a major European aerospace corporation known for designing and manufacturing commercial airliners such as the A320, A330, and A380 families.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
aerospace manufacturer
ⓘ
aircraft manufacturer ⓘ defense contractor ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dateOfMerger | 1997 ⓘ |
| formedByMergerOf |
Douglas Aircraft Company
ⓘ
McDonnell Douglas self-linksurface differs ⓘ
surface form:
McDonnell Aircraft Corporation
|
| foundedBy |
Donald Wills Douglas Sr.
ⓘ
James Smith McDonnell ⓘ |
| foundedIn | 1967 ⓘ |
| headquartersLocation |
St. Louis, Missouri, United States
ⓘ
surface form:
St. Louis, Missouri
|
| industry |
aerospace
ⓘ
aviation ⓘ defense ⓘ |
| mergedInto | Boeing ⓘ |
| notableProduct |
Boeing 717-200
ⓘ
surface form:
Boeing 717
A-4 Skyhawk ⓘ
surface form:
McDonnell Douglas A-4 Skyhawk
AV-8B Harrier II ⓘ
surface form:
McDonnell Douglas AV-8B Harrier II
C-17 Globemaster III ⓘ
surface form:
McDonnell Douglas C-17 Globemaster III
McDonnell Douglas DC-10 ⓘ McDonnell Douglas DC-9 ⓘ F-15 Eagle ⓘ
surface form:
McDonnell Douglas F-15 Eagle
F-4 Phantom II (modernized variants) ⓘ
surface form:
McDonnell Douglas F-4 Phantom II
F/A-18 Hornet ⓘ
surface form:
McDonnell Douglas F/A-18 Hornet
McDonnell Douglas DC-10 ⓘ
surface form:
McDonnell Douglas KC-10 Extender
McDonnell Douglas MD-11 ⓘ McDonnell Douglas MD-80 ⓘ McDonnell Douglas MD-90 ⓘ McDonnell Douglas MD-95 ⓘ McDonnell Douglas T-45 Goshawk ⓘ |
| notableSeries |
DC series airliners
ⓘ
F-15 Eagle ⓘ
surface form:
F-15 fighter series
F/A-18 Hornet ⓘ
surface form:
F/A-18 fighter series
MD series airliners ⓘ |
| operated |
Long Beach, California production facilities
ⓘ
St. Louis, Missouri production facilities ⓘ |
| parentCompanyAfterMerger |
Boeing
ⓘ
surface form:
The Boeing Company
|
| primaryCustomers |
United States Air Force
ⓘ
United States Navy ⓘ commercial airlines ⓘ |
| reasonForCessation | merged with Boeing ⓘ |
| regionServed | worldwide ⓘ |
| specializedIn |
commercial jetliners
ⓘ
military aircraft ⓘ space systems ⓘ |
| status | defunct ⓘ |
| successor |
Boeing
ⓘ
surface form:
Boeing Commercial Airplanes
Boeing Defense, Space & Security ⓘ |
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: McDonnell Douglas Description of subject: McDonnell Douglas was a major American aerospace manufacturer and defense contractor known for producing commercial airliners and military aircraft before merging with Boeing in 1997.
Referenced by (75)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
McDonnell Douglas Corporation
this entity surface form:
McDonnell Douglas Corporation
this entity surface form:
McDonnell Douglas Corporation
subject surface form:
McDonnell Douglas YC-15
subject surface form:
McDonnell Douglas YC-15
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Douglas Phantom Works
this entity surface form:
McDonnell Douglas Phantom Works
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Douglas Corporation
subject surface form:
Delta II
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation
this entity surface form:
McDonnell Aircraft Corporation