Titan IV
E242349
Titan IV was a heavy-lift American expendable launch vehicle used primarily by the U.S. Air Force and later the National Reconnaissance Office to place large military and intelligence payloads into orbit.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Titan IV canonical | 15 |
| Titan IVB | 3 |
| Titan IV-A | 1 |
| Titan IV-B | 1 |
| Titan IVA | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2189062 — 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: Titan IV Context triple: [Cape Canaveral LC-41, associatedRocketFamily, Titan IV]
-
A.
Havoc
Havoc is an American rapper and record producer best known as one half of the influential hip-hop duo Mobb Deep.
-
B.
Strife
Strife is a 1909 stage play by John Galsworthy that portrays a bitter industrial conflict between capital and labor, highlighting the human cost of class struggle.
-
C.
Blitz
The Blitz was the sustained German bombing campaign against the United Kingdom, particularly London, during 1940–1941 in World War II.
-
D.
Blitz
Blitz is the Seattle Seahawks’ official blue and green anthropomorphic bird mascot who entertains fans at games and team events.
-
E.
The Dominator
The Dominator is the legendary Czech ice hockey goaltender Dominik Hašek, renowned for his unorthodox style and status as one of the greatest goalies in NHL history.
- 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: Titan IV Target entity description: Titan IV was a heavy-lift American expendable launch vehicle used primarily by the U.S. Air Force and later the National Reconnaissance Office to place large military and intelligence payloads into orbit.
-
A.
Havoc
Havoc is an American rapper and record producer best known as one half of the influential hip-hop duo Mobb Deep.
-
B.
Strife
Strife is a 1909 stage play by John Galsworthy that portrays a bitter industrial conflict between capital and labor, highlighting the human cost of class struggle.
-
C.
Blitz
The Blitz was the sustained German bombing campaign against the United Kingdom, particularly London, during 1940–1941 in World War II.
-
D.
Blitz
Blitz is the Seattle Seahawks’ official blue and green anthropomorphic bird mascot who entertains fans at games and team events.
-
E.
The Dominator
The Dominator is the legendary Czech ice hockey goaltender Dominik Hašek, renowned for his unorthodox style and status as one of the greatest goalies in NHL history.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
expendable launch vehicle
ⓘ
heavy-lift launch vehicle ⓘ |
| boosterType | solid rocket boosters ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| developedFor |
launching large reconnaissance satellites
ⓘ
national security space missions ⓘ |
| family | Titan rocket family ⓘ |
| firstFlightDate | 1989-06-14 ⓘ |
| hasVariant |
Titan IV
self-linksurface differs
ⓘ
surface form:
Titan IVA
Titan IV self-linksurface differs ⓘ
surface form:
Titan IVB
|
| lastFlightDate | 2005-10-19 ⓘ |
| launchComplex |
Space Launch Complex 40
ⓘ
Space Launch Complex 41 ⓘ Space Launch Complex 4 ⓘ
surface form:
Space Launch Complex 4E
|
| launchPeriodEndYear | 2005 ⓘ |
| launchPeriodStartYear | 1989 ⓘ |
| launchSite |
Cape Canaveral Space Force Station
ⓘ
surface form:
Cape Canaveral Air Force Station
Vandenberg Space Force Base ⓘ
surface form:
Vandenberg Air Force Base
|
| manufacturer |
Lockheed Martin
ⓘ
Martin Marietta ⓘ |
| notablePayloadType |
military communication satellites
ⓘ
reconnaissance satellites ⓘ |
| numberOfFailures | 5 ⓘ |
| numberOfLaunches | 39 ⓘ |
| numberOfSuccessfulLaunches | 34 ⓘ |
| operator |
Air Force Space Command
ⓘ
surface form:
United States Air Force Space Command
|
| orbitTypesSupported |
geostationary transfer orbit
ⓘ
low Earth orbit ⓘ polar orbit ⓘ |
| payloadToGTO | about 5,000 kilograms ⓘ |
| payloadToLEO | about 21,700 kilograms ⓘ |
| predecessor | Titan III ⓘ |
| primaryUser |
Department of Defense
ⓘ
surface form:
United States Department of Defense
|
| programName |
Titan IV launch vehicle
ⓘ
surface form:
Titan IV program
|
| propellantType |
liquid fuel
ⓘ
solid fuel ⓘ |
| retirementYear | 2005 ⓘ |
| rocketEngineType | hypergolic liquid-fueled core stages ⓘ |
| stageCount | 2 ⓘ |
| status | retired ⓘ |
| successor |
Atlas V
ⓘ
Delta IV Heavy ⓘ |
| successorRole | Evolved Expendable Launch Vehicle program ⓘ |
| usedBy |
National Reconnaissance Office
ⓘ
United States Air Force ⓘ |
| usedFor |
launching intelligence payloads
ⓘ
launching large military payloads ⓘ placing payloads into orbit ⓘ |
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: Titan IV Description of subject: Titan IV was a heavy-lift American expendable launch vehicle used primarily by the U.S. Air Force and later the National Reconnaissance Office to place large military and intelligence payloads into orbit.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Titan IV-A
this entity surface form:
Titan IV-B
this entity surface form:
Titan IVB
this entity surface form:
Titan IVA
this entity surface form:
Titan IVB
this entity surface form:
Titan IVB
subject surface form:
Defense Support Program