icebreaker Lenin
E337763
Icebreaker Lenin was a pioneering Soviet nuclear-powered icebreaker that played a key role in opening and maintaining Arctic sea routes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| icebreaker Lenin canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3222469 — 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: icebreaker Lenin Context triple: [Soviet Arctic expeditions, notableVessel, icebreaker Lenin]
-
A.
Molotov
Molotov is a Russian surname most famously associated with Soviet politician Vyacheslav Molotov, whose name became linked to the improvised incendiary weapon known as the Molotov cocktail.
-
B.
Icebreaker Sampo
Icebreaker Sampo is a former Finnish icebreaker turned popular tourist vessel offering ice-cruises and Arctic experiences in the Gulf of Bothnia near Kemi.
-
C.
Ilyich
Ilyich is a Russian patronymic name meaning "son of Ilya," famously associated with Soviet leaders such as Vladimir Ilyich Lenin and Leonid Ilyich Brezhnev.
-
D.
Kistiakowsky
Kistiakowsky is a surname most notably associated with George Kistiakowsky, a Ukrainian-American physical chemist who contributed to the Manhattan Project and later served as a science advisor to U.S. President Dwight D. Eisenhower.
-
E.
Lenino
Lenino is a village in eastern Belarus best known as the site of a major World War II battle between Soviet and Polish forces against Nazi Germany.
- 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: icebreaker Lenin Target entity description: Icebreaker Lenin was a pioneering Soviet nuclear-powered icebreaker that played a key role in opening and maintaining Arctic sea routes.
-
A.
Molotov
Molotov is a Russian surname most famously associated with Soviet politician Vyacheslav Molotov, whose name became linked to the improvised incendiary weapon known as the Molotov cocktail.
-
B.
Icebreaker Sampo
Icebreaker Sampo is a former Finnish icebreaker turned popular tourist vessel offering ice-cruises and Arctic experiences in the Gulf of Bothnia near Kemi.
-
C.
Ilyich
Ilyich is a Russian patronymic name meaning "son of Ilya," famously associated with Soviet leaders such as Vladimir Ilyich Lenin and Leonid Ilyich Brezhnev.
-
D.
Kistiakowsky
Kistiakowsky is a surname most notably associated with George Kistiakowsky, a Ukrainian-American physical chemist who contributed to the Manhattan Project and later served as a science advisor to U.S. President Dwight D. Eisenhower.
-
E.
Lenino
Lenino is a village in eastern Belarus best known as the site of a major World War II battle between Soviet and Polish forces against Nazi Germany.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Arctic icebreaker
ⓘ
Soviet ship ⓘ nuclear-powered icebreaker ⓘ |
| accidents | experienced nuclear-related incidents during service ⓘ |
| beam | 27.6 meters (approximate) ⓘ |
| builder |
Admiralty Shipyard
ⓘ
Baltic Shipyard ⓘ |
| class |
Lenin-class icebreaker
ⓘ
linked to:
Polar Icebreaker
|
| commissioned | 1959 ⓘ |
| conversion | museum ship ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| crewSize | about 240 ⓘ |
| currentUse | tourist attraction ⓘ |
| decommissioned | 1989 ⓘ |
| displacement | 16000 tons (approximate) ⓘ |
| flag | Soviet Union ⓘ |
| homePort | Murmansk ⓘ |
| hullMaterial | steel ⓘ |
| laidDown | 1956 ⓘ |
| launchDate | 1957 ⓘ |
| length | 134 meters (approximate) ⓘ |
| maximumSpeed | 18 knots (approximate) ⓘ |
| museumLocation | Murmansk ⓘ |
| namedAfter | Vladimir Lenin ⓘ |
| notableAchievement |
first nuclear-powered civilian vessel
ⓘ
first nuclear-powered surface ship ⓘ |
| operator |
Murmansk Shipping Company
ⓘ
Soviet Union ⓘ |
| ownership | Soviet government ⓘ |
| portOfRegistry | Murmansk ⓘ |
| powerplant |
nuclear reactor
ⓘ
pressurized water reactor ⓘ |
| primaryRole |
escorting ships along Arctic sea routes
ⓘ
icebreaking ⓘ |
| propulsion |
steam turbines
ⓘ
three shafts ⓘ |
| reactorCount |
2 (after refit)
ⓘ
3 (original configuration) ⓘ |
| reactorType |
OK-150
ⓘ
OK-900 ⓘ |
| roleInHistory | pioneered regular nuclear-powered navigation in the Arctic ⓘ |
| serviceArea |
Arctic Ocean
ⓘ
Northern Sea Route ⓘ
linked to:
Northern Sea Route region
|
| shipType | icebreaker ⓘ |
| status |
museum ship
ⓘ
retired ⓘ |
| successor |
NS Arktika
ⓘ
linked to:
nuclear icebreaker Arktika
|
| usedFor |
maintaining Northern Sea Route navigation
ⓘ
supporting Arctic shipping and supply ⓘ |
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: icebreaker Lenin Description of subject: Icebreaker Lenin was a pioneering Soviet nuclear-powered icebreaker that played a key role in opening and maintaining Arctic sea routes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.