Delta
E924790
Delta is a family of American expendable launch vehicles historically used to place satellites and other payloads into orbit.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T11426371 — 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: Delta Context triple: [Space Launch Complex 3, launchVehicle, Delta]
-
A.
Delta
Delta is a small city in central Utah known historically for agriculture, nearby fossil sites, and its proximity to the former Topaz War Relocation Center.
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B.
Delta
Delta is a station on the Brussels Metro system in Belgium, serving as a transit point for passengers within the city's rapid transit network.
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C.
Delta
Delta is a type of organizational unit designation used by the United States Space Force for its operational space mission units.
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D.
Delta
Delta is the codename used by fictional assassin David Webb, better known as Jason Bourne, in Robert Ludlum’s Bourne series.
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E.
Delta
Delta is a 2018 studio album by British folk-rock band Mumford & Sons that explores a more expansive, atmospheric sound than their earlier work.
- 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: Delta Target entity description: Delta is a family of American expendable launch vehicles historically used to place satellites and other payloads into orbit.
-
A.
Delta
Delta is a type of organizational unit designation used by the United States Space Force for its operational space mission units.
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B.
Delta
Delta is the NATO reporting name for a series of Soviet/Russian nuclear-powered ballistic missile submarines developed during the Cold War.
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C.
Delta
Delta is a major U.S. airline known for its extensive global route network and customer-focused travel services.
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D.
Delta
Delta is a small city in central Utah known historically for agriculture, nearby fossil sites, and its proximity to the former Topaz War Relocation Center.
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E.
Delta
Delta is a suburban coastal municipality in British Columbia, Canada, known for its agricultural lands, wetlands, and role as part of the Greater Vancouver area.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
expendable launch vehicle
ⓘ
expendable launch vehicle ⓘ expendable launch vehicle ⓘ family of expendable launch vehicles ⓘ heavy-lift launch vehicle ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| derivedFrom | Thor intermediate-range ballistic missile ⓘ |
| family |
Delta
ⓘ
Delta ⓘ Delta ⓘ Delta ⓘ |
| firstFlightDate |
1960
ⓘ
1989 ⓘ 1998 ⓘ 2002 ⓘ |
| firstFlightVehicle |
Delta DM-19
ⓘ
linked to:
Delta 3920
|
| historicalSignificance | one of the longest-serving American launch vehicle families ⓘ |
| lastFlightDate | 2018 ⓘ |
| launchCapability |
geostationary transfer orbit
ⓘ
interplanetary trajectories ⓘ low Earth orbit ⓘ |
| launchFailureCount | 3 ⓘ |
| launchServiceMarket |
commercial
ⓘ
government ⓘ |
| launchSite |
Cape Canaveral Air Force Station
ⓘ
linked to:
Cape Canaveral Space Force Station
Vandenberg Air Force Base ⓘ
linked to:
Vandenberg Space Force Base
|
| manufacturer |
Boeing
ⓘ
Douglas Aircraft Company ⓘ McDonnell Douglas ⓘ United Launch Alliance ⓘ |
| notableVariant |
Delta II
ⓘ
Delta III ⓘ Delta IV ⓘ |
| operator |
NASA
ⓘ
US Air Force ⓘ
linked to:
United States Air Force
United Launch Alliance ⓘ |
| propellantType | liquid fuel ⓘ |
| stageConfiguration | multistage ⓘ |
| status |
retired
ⓘ
retired ⓘ retiring ⓘ |
| usedFor |
launching GPS satellites
ⓘ
launching interplanetary probes ⓘ launching large national security payloads ⓘ launching other payloads into orbit ⓘ launching scientific missions ⓘ launching space probes ⓘ placing satellites into orbit ⓘ |
| variant |
Delta IV Heavy
ⓘ
Delta IV Medium ⓘ
linked to:
Delta IV
|
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: Delta Description of subject: Delta is a family of American expendable launch vehicles historically used to place satellites and other payloads into orbit.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Delta
linked to: Delta