Blok DM
E408519
Blok DM is a Russian upper stage used primarily on Proton and Zenit launch vehicles to deliver payloads into high-energy orbits such as geostationary transfer and lunar trajectories.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T4046341 — 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: Blok DM Context triple: [Proton rocket, upperStageOptions, Blok DM]
-
A.
Block O
Block O is the famously large and energetic student cheering section for Ohio State Buckeyes football games at Ohio Stadium.
-
B.
S-blokka
S-blokka is a government office building in Oslo, Norway, that forms part of the Norwegian Government Quarter complex.
-
C.
Block Z
Block Z was the specific spectator section in Brussels’ Heysel Stadium where the fatal crowd crush occurred during the 1985 European Cup final, making it central to the Heysel Stadium disaster.
-
D.
The Block
The Block is a popular Australian reality television series in which couples compete to renovate and sell properties for profit.
-
E.
Brolas
Brolas is a historic estate on the Isle of Mull in Scotland associated with Clan Maclean.
- 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: Blok DM Target entity description: Blok DM is a Russian upper stage used primarily on Proton and Zenit launch vehicles to deliver payloads into high-energy orbits such as geostationary transfer and lunar trajectories.
-
A.
Block O
Block O is the famously large and energetic student cheering section for Ohio State Buckeyes football games at Ohio Stadium.
-
B.
S-blokka
S-blokka is a government office building in Oslo, Norway, that forms part of the Norwegian Government Quarter complex.
-
C.
Block Z
Block Z was the specific spectator section in Brussels’ Heysel Stadium where the fatal crowd crush occurred during the 1985 European Cup final, making it central to the Heysel Stadium disaster.
-
D.
The Block
The Block is a popular Australian reality television series in which couples compete to renovate and sell properties for profit.
-
E.
Brolas
Brolas is a historic estate on the Isle of Mull in Scotland associated with Clan Maclean.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
rocket upper stage
ⓘ
spacecraft propulsion module ⓘ |
| alternativeName |
Blok DM
ⓘ
surface form:
Block DM
|
| belongsToProgram |
Russian commercial launch services
ⓘ
Soviet lunar and planetary exploration program ⓘ |
| capability |
multiple engine restarts in orbit
ⓘ
precise orbital insertion ⓘ |
| countryOfOrigin |
Russia
ⓘ
Soviet Union ⓘ |
| designFeature |
integrated guidance and control system
ⓘ
spherical propellant tanks ⓘ |
| developedFor |
Proton rocket
ⓘ
surface form:
Proton launch vehicle
Zenit rocket ⓘ
surface form:
Zenit launch vehicle
|
| engineType | liquid-fueled rocket engine ⓘ |
| hasVariant |
Blok DM
self-linksurface differs
ⓘ
surface form:
Blok DM-2
Blok DM self-linksurface differs ⓘ
surface form:
Blok DM-3
Blok DM self-linksurface differs ⓘ
surface form:
Blok DM-5
|
| introducedInPeriod | late 1960s ⓘ |
| languageOfName | Russian ⓘ |
| launchSiteUsedFrom |
Baikonur Cosmodrome
ⓘ
Plesetsk Cosmodrome ⓘ |
| manufacturer | RSC Energia ⓘ |
| operator |
Russian space program
ⓘ
Soviet space program ⓘ |
| orbitTypesServed |
geostationary transfer orbit
ⓘ
highly elliptical orbit ⓘ medium Earth orbit ⓘ |
| oxidizer | liquid oxygen ⓘ |
| partOf |
Proton launch system
ⓘ
Zenit launch system ⓘ |
| propellantType |
kerosene
ⓘ
liquid oxygen ⓘ |
| role |
payload delivery to high-energy orbits
ⓘ
upper stage for orbital insertion ⓘ |
| status | operational in various upgraded forms ⓘ |
| technologyLineage | derived from earlier Blok D upper stage family ⓘ |
| usedFor |
direct injection to geosynchronous orbit (for some missions)
ⓘ
geostationary communications satellite deployment ⓘ high-inclination orbit insertion ⓘ injection into geostationary transfer orbit ⓘ injection into high-energy orbits ⓘ injection into lunar trajectories ⓘ interplanetary mission injection ⓘ lunar mission support ⓘ |
| usedOnLaunchVehicle |
Proton
ⓘ
Zenit ⓘ |
| usedWith |
Soyuz spacecraft
ⓘ
surface form:
Soyuz spacecraft (for some missions via compatible launchers)
|
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: Blok DM Description of subject: Blok DM is a Russian upper stage used primarily on Proton and Zenit launch vehicles to deliver payloads into high-energy orbits such as geostationary transfer and lunar trajectories.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Block DM-SL
this entity surface form:
Blok DM-2
this entity surface form:
Blok DM-3
this entity surface form:
Blok DM-5
this entity surface form:
Block DM