Italian heavy cruiser Zara
E305895
Italian heavy cruiser Zara was a World War II-era lead ship of the Zara-class heavy cruisers of the Regia Marina, noted for her powerful armor and armament before being lost in combat.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Italian cruiser Zara | 3 |
| Italian heavy cruiser Zara canonical | 3 |
| Italian cruiser Pola | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2865863 — 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: Italian heavy cruiser Zara Context triple: [Battle of Cape Matapan, shipSunk, Italian heavy cruiser Zara]
-
A.
Tuscania
Tuscania is a historic town in Italy’s Lazio region, known for its well-preserved medieval architecture and Etruscan archaeological sites.
-
B.
German heavy cruiser Prinz Eugen
The German heavy cruiser Prinz Eugen was a World War II Kriegsmarine warship famed for its role alongside battleship Bismarck in the Battle of the Denmark Strait and later as a target in postwar nuclear tests.
-
C.
German cruiser Lützow
German cruiser Lützow was a World War II German heavy cruiser (originally the pocket battleship Deutschland) that served with the Kriegsmarine in operations including the Norwegian campaign.
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D.
German heavy cruiser Blücher
The German heavy cruiser Blücher was a World War II Kriegsmarine warship best known for being sunk during the 1940 invasion of Norway while leading the naval assault on Oslo.
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E.
Admiral Graf Spee
Admiral Graf Spee was a German "pocket battleship" (heavy cruiser) of the Kriegsmarine famed for its commerce raiding in the South Atlantic and its scuttling after the Battle of the River Plate early in World War II.
- 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: Italian heavy cruiser Zara Target entity description: Italian heavy cruiser Zara was a World War II-era lead ship of the Zara-class heavy cruisers of the Regia Marina, noted for her powerful armor and armament before being lost in combat.
-
A.
Tuscania
Tuscania is a historic town in Italy’s Lazio region, known for its well-preserved medieval architecture and Etruscan archaeological sites.
-
B.
German heavy cruiser Prinz Eugen
The German heavy cruiser Prinz Eugen was a World War II Kriegsmarine warship famed for its role alongside battleship Bismarck in the Battle of the Denmark Strait and later as a target in postwar nuclear tests.
-
C.
German cruiser Lützow
German cruiser Lützow was a World War II German heavy cruiser (originally the pocket battleship Deutschland) that served with the Kriegsmarine in operations including the Norwegian campaign.
-
D.
German heavy cruiser Blücher
The German heavy cruiser Blücher was a World War II Kriegsmarine warship best known for being sunk during the 1940 invasion of Norway while leading the naval assault on Oslo.
-
E.
Admiral Graf Spee
Admiral Graf Spee was a German "pocket battleship" (heavy cruiser) of the Kriegsmarine famed for its commerce raiding in the South Atlantic and its scuttling after the Battle of the River Plate early in World War II.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Regia Marina ship
ⓘ
Zara-class heavy cruiser ⓘ cruiser ⓘ warship ⓘ |
| antiAircraftArmament | light AA guns ⓘ |
| armorBeltThickness | up to about 150 mm ⓘ |
| armorConningTowerThickness | up to about 150 mm ⓘ |
| armorDeckThickness | up to about 70 mm ⓘ |
| armorTurretThickness | up to about 150 mm ⓘ |
| beam | approximately 20.6 m ⓘ |
| belligerentOpponents | Royal Navy ⓘ |
| builder |
Cantieri Riuniti dell'Adriatico
ⓘ
surface form:
Odero-Terni-Orlando shipyard
|
| causeOfLoss | gunfire and torpedoes from British warships ⓘ |
| commissioned | 1931 ⓘ |
| conflictParticipatedIn | World War II ⓘ |
| countryOfOrigin | Kingdom of Italy ⓘ |
| crewComplement | approximately 800–900 officers and men ⓘ |
| dateOfSinking | March 1941 ⓘ |
| displacementFullLoad | approximately 14000 tons ⓘ |
| displacementStandard | approximately 11000 tons ⓘ |
| draft | approximately 7.2 m ⓘ |
| engagement | Battle of Cape Matapan ⓘ |
| era | World War II ⓘ |
| fate | sunk in combat ⓘ |
| fleetAssignment | Italian battle fleet ⓘ |
| laidDown | 1928 ⓘ |
| launched | 1929 ⓘ |
| lengthOverall | approximately 182.8 m ⓘ |
| mainBattery | 8 × 203 mm guns ⓘ |
| mainBatteryConfiguration | 4 twin turrets ⓘ |
| maximumSpeed | approximately 32 knots ⓘ |
| namedAfter |
Zara
ⓘ
city of Zara ⓘ |
| navalTheater | Mediterranean Sea ⓘ |
| notableCharacteristic |
heavily armored for a treaty cruiser
ⓘ
powerful main armament ⓘ |
| operator |
Italian Navy
ⓘ
surface form:
Regia Marina
|
| propulsion |
oil-fired boilers
ⓘ
steam turbines ⓘ |
| secondaryBattery | 100 mm guns ⓘ |
| serviceEntry | early 1930s ⓘ |
| shaftCount | 2 ⓘ |
| shipClass |
Zara-class cruisers
ⓘ
surface form:
Zara class
|
| shipType | heavy cruiser ⓘ |
| shipyardLocation | Muggiano ⓘ |
| sisterShip |
Fiume
ⓘ
Gorizia ⓘ Pola ⓘ |
| treatyContext | designed under Washington Naval Treaty limits ⓘ |
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: Italian heavy cruiser Zara Description of subject: Italian heavy cruiser Zara was a World War II-era lead ship of the Zara-class heavy cruisers of the Regia Marina, noted for her powerful armor and armament before being lost in combat.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Italian cruiser Pola
subject surface form:
Battle of Cape Matapan
subject surface form:
Battle of Cape Matapan
subject surface form:
Italian cruiser Pola
this entity surface form:
Italian cruiser Zara
subject surface form:
Zara-class cruiser
this entity surface form:
Italian cruiser Zara
this entity surface form:
Italian cruiser Zara