SSBN-826
E648277
SSBN-826 is the lead boat of the U.S. Navy’s Columbia-class ballistic missile submarines, designed to replace the Ohio-class as a key component of the United States’ sea-based nuclear deterrent.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SSBN-826 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7198246 — 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: SSBN-826 Context triple: [Columbia-class submarine, firstUnitHullNumber, SSBN-826]
-
A.
SS-5 Skean MRBM
The SS-5 Skean MRBM was a Soviet medium-range ballistic missile deployed during the Cold War for nuclear delivery against intermediate-distance targets.
-
B.
S-52
S-52 is an International Hydrographic Organization standard that defines specifications for the display and use of electronic navigational chart (ENC) data in electronic chart display and information systems (ECDIS).
-
C.
SS-287
SS-287 is the hull number of USS Bowfin, a World War II-era Balao-class submarine of the United States Navy now preserved as a museum ship.
-
D.
USS Maryland (SSBN-738)
USS Maryland (SSBN-738) is an Ohio-class nuclear-powered ballistic missile submarine of the United States Navy, designed for strategic deterrence patrols.
-
E.
SS-4 Sandal MRBM
The SS-4 Sandal was a Soviet medium-range ballistic missile deployed during the Cold War, best known for its role in the Cuban Missile Crisis as a nuclear-capable delivery system.
- 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: SSBN-826 Target entity description: SSBN-826 is the lead boat of the U.S. Navy’s Columbia-class ballistic missile submarines, designed to replace the Ohio-class as a key component of the United States’ sea-based nuclear deterrent.
-
A.
SS-5 Skean MRBM
The SS-5 Skean MRBM was a Soviet medium-range ballistic missile deployed during the Cold War for nuclear delivery against intermediate-distance targets.
-
B.
S-52
S-52 is an International Hydrographic Organization standard that defines specifications for the display and use of electronic navigational chart (ENC) data in electronic chart display and information systems (ECDIS).
-
C.
SS-287
SS-287 is the hull number of USS Bowfin, a World War II-era Balao-class submarine of the United States Navy now preserved as a museum ship.
-
D.
USS Maryland (SSBN-738)
USS Maryland (SSBN-738) is an Ohio-class nuclear-powered ballistic missile submarine of the United States Navy, designed for strategic deterrence patrols.
-
E.
SS-4 Sandal MRBM
The SS-4 Sandal was a Soviet medium-range ballistic missile deployed during the Cold War, best known for its role in the Cuban Missile Crisis as a nuclear-capable delivery system.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
Columbia-class submarine
ⓘ
ballistic missile submarine ⓘ |
| armamentType | submarine-launched ballistic missiles ⓘ |
| class | Columbia class NERFINISHED ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| designFeature |
designed for extended service life
ⓘ
designed for stealth ⓘ designed for survivability ⓘ |
| fleet | United States Navy Submarine Force NERFINISHED ⓘ |
| intendedToReplace | Ohio-class ballistic missile submarines NERFINISHED ⓘ |
| navalService | United States Navy NERFINISHED ⓘ |
| nuclearDeterrentRole | strategic deterrence patrols ⓘ |
| operator | United States Navy ⓘ |
| program | Columbia-class SSBN program NERFINISHED ⓘ |
| propulsion | nuclear reactor ⓘ |
| purpose |
to maintain continuous at-sea deterrent
ⓘ
to replace aging Ohio-class SSBNs ⓘ |
| role |
sea-based nuclear deterrent platform
ⓘ
strategic ballistic missile submarine ⓘ |
| serviceBranch | United States Navy ⓘ |
| strategicRole |
component of United States nuclear triad
ⓘ
component of United States sea-based nuclear deterrent ⓘ |
| successorTo | Ohio-class SSBNs in U.S. Navy service NERFINISHED ⓘ |
| type | SSBN ⓘ |
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: SSBN-826 Description of subject: SSBN-826 is the lead boat of the U.S. Navy’s Columbia-class ballistic missile submarines, designed to replace the Ohio-class as a key component of the United States’ sea-based nuclear deterrent.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.