SS John W. Brown
E832481
SS John W. Brown is a preserved World War II Liberty ship that now serves as a museum and operational historic vessel.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SS John W. Brown canonical | 1 |
| SS Robert E. Peary | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9699362 — 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: SS John W. Brown Context triple: [Liberty ship, notableExample, SS John W. Brown]
-
A.
USS Rochester
USS Rochester was a U.S. Navy heavy cruiser that saw significant combat service during the Korean War and other Cold War-era operations.
-
B.
SS John Harvey
SS John Harvey was an American Liberty ship infamously known for secretly carrying mustard gas when it was destroyed in the 1943 German air raid on Bari, causing a deadly chemical disaster.
-
C.
USS Providence
USS Providence was a prominent warship of the Continental Navy that served during the American Revolutionary War, participating in several key naval operations against British forces.
-
D.
USS Cassin Young
USS Cassin Young is a preserved World War II-era Fletcher-class destroyer now serving as a museum ship in Boston, Massachusetts.
-
E.
USS Concord
USS Concord was a United States Navy gunboat best known for its service with the Asiatic Squadron during the Spanish–American War, including participation in the Battle of Manila Bay.
- 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: SS John W. Brown Target entity description: SS John W. Brown is a preserved World War II Liberty ship that now serves as a museum and operational historic vessel.
-
A.
USS Rochester
USS Rochester was a U.S. Navy heavy cruiser that saw significant combat service during the Korean War and other Cold War-era operations.
-
B.
SS John Harvey
SS John Harvey was an American Liberty ship infamously known for secretly carrying mustard gas when it was destroyed in the 1943 German air raid on Bari, causing a deadly chemical disaster.
-
C.
USS Providence
USS Providence was a prominent warship of the Continental Navy that served during the American Revolutionary War, participating in several key naval operations against British forces.
-
D.
USS Cassin Young
USS Cassin Young is a preserved World War II-era Fletcher-class destroyer now serving as a museum ship in Boston, Massachusetts.
-
E.
USS Concord
USS Concord was a United States Navy gunboat best known for its service with the Asiatic Squadron during the Spanish–American War, including participation in the Battle of Manila Bay.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Liberty ship
ⓘ
historic ship ⓘ museum ship ⓘ |
| armament | naval guns during World War II ⓘ |
| beam | 57 feet ⓘ |
| builder | Bethlehem-Fairfield Shipyard ⓘ |
| builtAt |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
|
| class | EC2-S-C1 Liberty ship design ⓘ |
| completionDate | 1942-09-19 ⓘ |
| countryOfConstruction | United States of America ⓘ |
| countryOfRegistry | United States of America ⓘ |
| crewComplement | merchant marine crew plus Naval Armed Guard during World War II ⓘ |
| displacement | approximately 14,245 tons full load ⓘ |
| draft | 27 feet 9 inches ⓘ |
| era |
World War II era
ⓘ
linked to:
World War II
|
| grossTonnage | approximately 7,176 GRT ⓘ |
| heritageDesignation | listed on the National Register of Historic Places ⓘ |
| homePort |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
|
| hullNumber | MC Hull 312 ⓘ |
| laterUse | New York City Board of Education training ship ⓘ |
| launchDate | 1942-09-07 ⓘ |
| length | 441 feet ⓘ |
| location |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
|
| maintainedBy | volunteers ⓘ |
| maximumSpeed | about 11 knots ⓘ |
| namedAfter | John W. Brown ⓘ |
| offers |
onboard museum exhibits
ⓘ
public cruises ⓘ |
| oneOf | last operational Liberty ships ⓘ |
| operatedBy |
United States Merchant Marine
ⓘ
linked to:
United States merchant marine
|
| operator | Project Liberty Ship ⓘ |
| participatedIn | Allied convoy operations in World War II ⓘ |
| postwarUse |
merchant service
ⓘ
training ship ⓘ |
| preservationGoal |
commemorate the U.S. Merchant Marine and Naval Armed Guard
ⓘ
educate the public about the Liberty ship program ⓘ |
| preservedAs | museum ship ⓘ |
| propulsion |
single screw
ⓘ
triple-expansion steam engine ⓘ |
| role |
cargo transport
ⓘ
troop transport ⓘ |
| shipType | cargo ship ⓘ |
| status |
operational historic vessel
ⓘ
sea-going museum ship ⓘ |
| theaterOfOperations |
Atlantic Ocean
ⓘ
Mediterranean Sea ⓘ |
| usedBy | United States Navy ⓘ |
| usedInConflict | World War II ⓘ |
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: SS John W. Brown Description of subject: SS John W. Brown is a preserved World War II Liberty ship that now serves as a museum and operational historic vessel.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Liberty ships
subject linked to:
Liberty ships
linked to: SS John W. Brown