USS Helena (SSN-725)
E1565236
UNEXPLORED
USS Helena (SSN-725) is a Los Angeles-class nuclear-powered attack submarine of the United States Navy named for the city of Helena, Montana.
All labels observed (1)
| Label | Occurrences |
|---|---|
| USS Helena (SSN-725) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22994881 — 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: USS Helena (SSN-725) Context triple: [USS Helena (CA-75), successorNameReuse, USS Helena (SSN-725)]
-
A.
USS Houston (SSN-713)
USS Houston (SSN-713) was a Los Angeles-class nuclear-powered attack submarine of the United States Navy, named after the city of Houston, Texas.
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B.
USS Key West (SSN-722)
USS Key West (SSN-722) is a Los Angeles-class nuclear-powered attack submarine of the United States Navy.
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C.
USS Illinois (SSN-786)
USS Illinois (SSN-786) is a Virginia-class nuclear-powered attack submarine of the United States Navy, designed for a wide range of open-ocean and littoral missions.
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D.
USS Chicago (SSN-721)
USS Chicago (SSN-721) is a Los Angeles-class nuclear-powered attack submarine of the United States Navy named after the city of Chicago.
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E.
USS Silversides (SSN-679)
USS Silversides (SSN-679) was a Sturgeon-class nuclear-powered attack submarine of the United States Navy that served during the Cold War.
- 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: USS Helena (SSN-725) Target entity description: USS Helena (SSN-725) is a Los Angeles-class nuclear-powered attack submarine of the United States Navy named for the city of Helena, Montana.
-
A.
USS Houston (SSN-713)
USS Houston (SSN-713) was a Los Angeles-class nuclear-powered attack submarine of the United States Navy, named after the city of Houston, Texas.
-
B.
USS Key West (SSN-722)
USS Key West (SSN-722) is a Los Angeles-class nuclear-powered attack submarine of the United States Navy.
-
C.
USS Illinois (SSN-786)
USS Illinois (SSN-786) is a Virginia-class nuclear-powered attack submarine of the United States Navy, designed for a wide range of open-ocean and littoral missions.
-
D.
USS Chicago (SSN-721)
USS Chicago (SSN-721) is a Los Angeles-class nuclear-powered attack submarine of the United States Navy named after the city of Chicago.
-
E.
USS Silversides (SSN-679)
USS Silversides (SSN-679) was a Sturgeon-class nuclear-powered attack submarine of the United States Navy that served during the Cold War.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.