SR-71 Blackbird
E43332
United States military aircraft
high-altitude aircraft
jet aircraft
military aircraft
reconnaissance aircraft
supersonic aircraft
The SR-71 Blackbird is a long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed by Lockheed’s Skunk Works and renowned as one of the fastest air-breathing manned aircraft ever built.
All labels observed (9)
| Label | Occurrences |
|---|---|
| Lockheed SR-71 Blackbird | 17 |
| SR-71 Blackbird canonical | 2 |
| Lockheed Blackbird program | 1 |
| Lockheed SR-71 | 1 |
| Lockheed SR-71 Blackbird (in some strategic roles) | 1 |
| SR-71 | 1 |
| SR-71 Blackbird operations from Kadena | 1 |
| SR-71 program | 1 |
| USAF SR-71 program | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T328247 — 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: SR-71 Blackbird Context triple: [Steven F. Udvar-Hazy Center, housesArtifact, SR-71 Blackbird]
-
A.
Lockheed U-2
The Lockheed U-2 is a high-altitude American reconnaissance aircraft designed for intelligence gathering missions, particularly during the Cold War.
-
B.
F-22 Raptor
The F-22 Raptor is a U.S. fifth-generation stealth air superiority fighter jet known for its advanced avionics, supercruise capability, and exceptional maneuverability.
-
C.
Bell X-1
The Bell X-1 was a pioneering rocket-powered research aircraft that became the first airplane to break the sound barrier in level flight.
-
D.
Douglas X-3 Stiletto
The Douglas X-3 Stiletto was a slender, jet-powered experimental research aircraft of the early 1950s designed to investigate sustained supersonic flight and advanced aerodynamic concepts for future high-speed aircraft.
-
E.
North American X-15
The North American X-15 was a rocket-powered experimental research aircraft that set speed and altitude records in the 1960s and significantly advanced knowledge of hypersonic flight and spaceflight.
- 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: SR-71 Blackbird Target entity description: The SR-71 Blackbird is a long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed by Lockheed’s Skunk Works and renowned as one of the fastest air-breathing manned aircraft ever built.
-
A.
Lockheed U-2
The Lockheed U-2 is a high-altitude American reconnaissance aircraft designed for intelligence gathering missions, particularly during the Cold War.
-
B.
F-22 Raptor
The F-22 Raptor is a U.S. fifth-generation stealth air superiority fighter jet known for its advanced avionics, supercruise capability, and exceptional maneuverability.
-
C.
Bell X-1
The Bell X-1 was a pioneering rocket-powered research aircraft that became the first airplane to break the sound barrier in level flight.
-
D.
Douglas X-3 Stiletto
The Douglas X-3 Stiletto was a slender, jet-powered experimental research aircraft of the early 1950s designed to investigate sustained supersonic flight and advanced aerodynamic concepts for future high-speed aircraft.
-
E.
North American X-15
The North American X-15 was a rocket-powered experimental research aircraft that set speed and altitude records in the 1960s and significantly advanced knowledge of hypersonic flight and spaceflight.
- F. None of above. chosen
Statements (60)
| Predicate | Object |
|---|---|
| instanceOf |
United States military aircraft
ⓘ
high-altitude aircraft ⓘ jet aircraft ⓘ military aircraft ⓘ reconnaissance aircraft ⓘ supersonic aircraft ⓘ |
| airframeMaterial | titanium alloy ⓘ |
| alliance | NATO reconnaissance support ⓘ |
| armament | none ⓘ |
| callsignConvention | "Habu" in Okinawa operations ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| crew | 2 ⓘ |
| crewPositions |
pilot
ⓘ
reconnaissance systems officer ⓘ |
| defense | speed and altitude ⓘ |
| derivedFrom | Lockheed A-12 ⓘ |
| designer | Clarence "Kelly" Johnson ⓘ |
| developer | Lockheed Skunk Works ⓘ |
| emptyWeight | approximately 67000 lb ⓘ |
| engineType | Pratt & Whitney J58 ⓘ |
| era | Cold War ⓘ |
| firstFlightDate | 1964-12-22 ⓘ |
| fuelType | JP-7 ⓘ |
| height | approximately 5.6 m ⓘ |
| introduced | 1966 ⓘ |
| length | approximately 32.7 m ⓘ |
| manufacturer |
Lockheed Martin
ⓘ
surface form:
Lockheed Corporation
|
| maximumSpeed | over 3 times the speed of sound ⓘ |
| maximumSpeedMach | 3.2 ⓘ |
| maximumTakeoffWeight | approximately 170000 lb ⓘ |
| museumDisplay |
National Air and Space Museum, Washington, D.C.
ⓘ
surface form:
Smithsonian National Air and Space Museum
National Museum of the United States Air Force ⓘ
surface form:
USAF Museum at Wright-Patterson AFB
|
| NASADesignation | YF-12C ⓘ |
| notableFeature |
area-ruled fuselage
ⓘ
canted twin vertical stabilizers ⓘ chines along fuselage ⓘ in-flight refueling capability ⓘ radar cross-section reduction measures ⓘ special high-temperature fuel system ⓘ |
| numberBuilt | 32 ⓘ |
| numberOfEngines | 2 ⓘ |
| operator | NASA ⓘ |
| primaryUser | United States Air Force ⓘ |
| programOrigin | Lockheed A-12 program ⓘ |
| propulsion | afterburning turbojet ⓘ |
| range | over 3000 nautical miles ⓘ |
| record |
one of the fastest air-breathing manned aircraft ever built
ⓘ
set multiple speed and altitude records ⓘ |
| retiredFromUSAF |
1990
ⓘ
1998 ⓘ |
| role |
intelligence gathering
ⓘ
strategic reconnaissance ⓘ |
| serviceCeiling | above 80000 ft ⓘ |
| status | retired ⓘ |
| successor | satellite reconnaissance systems ⓘ |
| tailConfiguration | twin tail ⓘ |
| usedInConflict |
Cold War reconnaissance missions
ⓘ
Vietnam War ⓘ |
| wingConfiguration | delta wing ⓘ |
| wingspan | approximately 16.9 m ⓘ |
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: SR-71 Blackbird Description of subject: The SR-71 Blackbird is a long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed by Lockheed’s Skunk Works and renowned as one of the fastest air-breathing manned aircraft ever built.
Referenced by (26)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
SR-71
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
subject surface form:
Lockheed U-2
this entity surface form:
Lockheed SR-71 Blackbird (in some strategic roles)
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
SR-71 program
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71
this entity surface form:
Lockheed Blackbird program
subject surface form:
Habu (Okinawa SR-71 operations)
this entity surface form:
Lockheed SR-71 Blackbird
subject surface form:
Habu (Okinawa SR-71 operations)
this entity surface form:
SR-71 Blackbird operations from Kadena
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
USAF SR-71 program
this entity surface form:
Lockheed SR-71 Blackbird
this entity surface form:
Lockheed SR-71 Blackbird