Boeing VC-137C SAM 26000
E448345
Boeing VC-137C SAM 26000 is a modified Boeing 707 that served as a U.S. presidential aircraft, most famously used as Air Force One for Presidents Kennedy through Clinton.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Boeing VC-137C | 2 |
| Boeing VC-137 (some variants) | 1 |
| Boeing VC-137C SAM 26000 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4508872 — 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: Boeing VC-137C SAM 26000 Context triple: [National Museum of the United States Air Force, notableExhibit, Boeing VC-137C SAM 26000]
-
A.
Boeing VC-137C SAM 27000
Boeing VC-137C SAM 27000 is a modified Boeing 707 that served as a primary Air Force One presidential aircraft for several U.S. presidents and is now preserved as a museum exhibit.
-
B.
Air Force One (VC-25 variant)
Air Force One (VC-25 variant) is the highly customized U.S. presidential aircraft equipped with advanced communications, security, and in-flight support systems to serve as a mobile White House.
-
C.
Boeing C-32
The Boeing C-32 is a military VIP transport aircraft used by the United States Air Force, most notably to carry the U.S. vice president and other senior officials.
-
D.
Lockheed L-1649 Starliner
The Lockheed L-1649 Starliner is a late-1950s long-range, piston-engined airliner and the final, most advanced variant of Lockheed’s Constellation series, designed for transatlantic and intercontinental routes.
-
E.
C-141 Starlifter
The C-141 Starlifter is a retired U.S. Air Force strategic airlifter designed to rapidly transport troops, cargo, and equipment over long distances.
- 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: Boeing VC-137C SAM 26000 Target entity description: Boeing VC-137C SAM 26000 is a modified Boeing 707 that served as a U.S. presidential aircraft, most famously used as Air Force One for Presidents Kennedy through Clinton.
-
A.
Boeing VC-137C SAM 27000
Boeing VC-137C SAM 27000 is a modified Boeing 707 that served as a primary Air Force One presidential aircraft for several U.S. presidents and is now preserved as a museum exhibit.
-
B.
Air Force One (VC-25 variant)
Air Force One (VC-25 variant) is the highly customized U.S. presidential aircraft equipped with advanced communications, security, and in-flight support systems to serve as a mobile White House.
-
C.
Boeing C-32
The Boeing C-32 is a military VIP transport aircraft used by the United States Air Force, most notably to carry the U.S. vice president and other senior officials.
-
D.
Lockheed L-1649 Starliner
The Lockheed L-1649 Starliner is a late-1950s long-range, piston-engined airliner and the final, most advanced variant of Lockheed’s Constellation series, designed for transatlantic and intercontinental routes.
-
E.
C-141 Starlifter
The C-141 Starlifter is a retired U.S. Air Force strategic airlifter designed to rapidly transport troops, cargo, and equipment over long distances.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Boeing VC-137C
ⓘ
aircraft ⓘ military transport aircraft ⓘ presidential aircraft ⓘ |
| aircraftType | Boeing 707 ⓘ |
| assignedUnit | 89th Airlift Wing ⓘ |
| basedOn |
Boeing 707-320B airframe
ⓘ
linked to:
Boeing 707
|
| callSignWhenPresidentAboard | Air Force One ⓘ |
| category |
Air Force One aircraft
ⓘ
Cold War aircraft ⓘ Museum aircraft in Ohio ⓘ |
| countryOfService |
United States
ⓘ
linked to:
United States of America
|
| currentLocation | National Museum of the United States Air Force ⓘ |
| currentLocationCity | Dayton ⓘ |
| currentLocationCountry |
United States
ⓘ
linked to:
United States of America
|
| currentLocationState | Ohio ⓘ |
| enteredServiceAsPresidentialAircraft | 1962 ⓘ |
| hasFeature |
conference room
ⓘ
presidential office area ⓘ secure communications capability ⓘ special communications equipment ⓘ |
| homeBaseDuringService | Andrews Air Force Base ⓘ |
| manufacturer | Boeing ⓘ |
| militaryDesignation | VC-137C ⓘ |
| notableEvent |
carried President John F. Kennedy to Dallas on November 22, 1963
ⓘ
returned President Kennedy’s body from Dallas to Washington, D.C. ⓘ site of Lyndon B. Johnson’s presidential swearing-in on November 22, 1963 ⓘ used for numerous presidential foreign trips during the Cold War ⓘ |
| operator | United States Air Force ⓘ |
| paintScheme | Raymond Loewy–designed blue and white livery ⓘ |
| registrationPrefixMeaning | Special Air Mission ⓘ |
| retiredFromPresidentialService | 1990s ⓘ |
| role |
Air Force One when the U.S. president was aboard
ⓘ
U.S. presidential transport ⓘ |
| serviceBranch | Air Mobility Command ⓘ |
| status | retired ⓘ |
| successorAircraft | SAM 28000 ⓘ |
| successorAircraftType |
Boeing VC-25A
ⓘ
linked to:
Air Force One (VC-25 variant)
|
| tailNumber | SAM 26000 ⓘ |
| usedAs | primary presidential aircraft until the arrival of SAM 27000 and SAM 28000 ⓘ |
| usedBy |
President Bill Clinton
ⓘ
linked to:
Bill Clinton
President George H. W. Bush ⓘ
linked to:
George H. W. Bush
President Gerald Ford ⓘ
linked to:
Gerald Ford
President Jimmy Carter ⓘ
linked to:
Jimmy Carter
President John F. Kennedy ⓘ
linked to:
John F. Kennedy
President Lyndon B. Johnson ⓘ
linked to:
Lyndon B. Johnson
President Richard Nixon ⓘ
linked to:
Richard Nixon
President Ronald Reagan ⓘ
linked to:
Ronald Reagan
|
| usedFor | VIP transport beyond the president after newer Air Force One aircraft entered service ⓘ |
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: Boeing VC-137C SAM 26000 Description of subject: Boeing VC-137C SAM 26000 is a modified Boeing 707 that served as a U.S. presidential aircraft, most famously used as Air Force One for Presidents Kennedy through Clinton.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Boeing VC-137C SAM 26000
linked to: Boeing VC-137C SAM 26000
subject linked to:
Air Force One SAM 26000
linked to: Boeing VC-137C SAM 26000