Block II
E649420
Block II is a production variant of the U.S. Navy’s Virginia-class nuclear-powered attack submarines that incorporates design refinements and cost-saving measures over the initial block.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Block II canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7194090 — 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: Block II Context triple: [Virginia-class submarine, blockVariant, Block II]
-
A.
Block II
Block II is one of the large seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea coast.
-
B.
Block III
Block III is one of the large seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea island of Rügen.
-
C.
Cluster II
Cluster II is the second spacecraft in ESA’s Cluster mission, a four-satellite constellation studying Earth’s magnetosphere and its interaction with the solar wind.
-
D.
Block I
Block I is one of the massive seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea island of Rügen.
-
E.
Block IV
Block IV is one of the large seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea island of Rügen.
- 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: Block II Target entity description: Block II is a production variant of the U.S. Navy’s Virginia-class nuclear-powered attack submarines that incorporates design refinements and cost-saving measures over the initial block.
-
A.
Block II
Block II is one of the large seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea coast.
-
B.
Block III
Block III is one of the large seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea island of Rügen.
-
C.
Cluster II
Cluster II is the second spacecraft in ESA’s Cluster mission, a four-satellite constellation studying Earth’s magnetosphere and its interaction with the solar wind.
-
D.
Block I
Block I is one of the massive seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea island of Rügen.
-
E.
Block IV
Block IV is one of the large seaside accommodation blocks within the Nazi-era Prora resort complex on Germany’s Baltic Sea island of Rügen.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
Virginia-class submarine production block
ⓘ
submarine production variant ⓘ |
| appliesToClass | Virginia-class nuclear-powered attack submarine NERFINISHED ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| follows | Block I ⓘ |
| hasConstructionMethod |
block construction
ⓘ
modular shipbuilding ⓘ |
| hasDesignGoal |
construction efficiency
ⓘ
cost reduction ⓘ design refinement ⓘ |
| hasFeature |
improved shipbuilding processes
ⓘ
modular construction improvements ⓘ reduced construction cost compared to Block I ⓘ reduced construction time compared to Block I ⓘ refined bow and sonar arrangements compared to Block I ⓘ updated combat systems compared to Block I ⓘ |
| hasHullNumberRange | Virginia-class SSN-778 to SSN-783 (approximate range) ⓘ |
| hasPrimaryMission |
anti-submarine warfare
ⓘ
anti-surface warfare ⓘ intelligence, surveillance, and reconnaissance ⓘ special operations support ⓘ strike warfare ⓘ |
| hasRole | attack submarine production variant ⓘ |
| manufacturer |
General Dynamics Electric Boat
NERFINISHED
ⓘ
Huntington Ingalls Industries Newport News Shipbuilding NERFINISHED ⓘ |
| navalProgram | Virginia-class submarine acquisition program NERFINISHED ⓘ |
| operator | United States Navy ⓘ |
| partOf | Virginia-class submarine program NERFINISHED ⓘ |
| powerplantType | nuclear-powered ⓘ |
| precedes | Block III NERFINISHED ⓘ |
| serviceBranch | United States Navy Submarine Force NERFINISHED ⓘ |
| sharesDesignLineageWith | Block I NERFINISHED ⓘ |
| usedIn | United States Navy submarine fleet modernization ⓘ |
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: Block II Description of subject: Block II is a production variant of the U.S. Navy’s Virginia-class nuclear-powered attack submarines that incorporates design refinements and cost-saving measures over the initial block.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.