Italian battleship Roma
E949234
The Italian battleship Roma was a World War II Vittorio Veneto–class capital ship of the Regia Marina, best known for being sunk in 1943 by German Fritz X guided bombs, one of the first successful uses of precision-guided munitions against a warship.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Italian battleship Roma canonical | 3 |
| Roma (battleship) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11843605 — 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 battleship Roma Context triple: [Fritz X, notableSinking, Italian battleship Roma]
-
A.
Italian battleship Conte di Cavour
The Italian battleship Conte di Cavour was a World War I–era dreadnought modernized between the wars that served in the Regia Marina and was famously put out of action during World War II.
-
B.
Italian battleship Caio Duilio
The Italian battleship Caio Duilio was a World War II-era Regia Marina warship of the Conte di Cavour class that served in the Mediterranean and was notably damaged during the British air raid on Taranto.
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C.
Italian cruiser Gorizia
Italian cruiser Gorizia was a Zara-class heavy cruiser of the Regia Marina that served as a major Italian surface combatant in the Mediterranean during World War II.
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D.
Italian cruiser Trieste
Italian cruiser Trieste was a Trento-class heavy cruiser of the Regia Marina that served as a major Italian warship in World War II before being sunk by Allied air attacks in 1943.
-
E.
Italian cruiser Trento
Italian cruiser Trento was a heavy cruiser of the Regia Marina that served as the lead ship of the Trento class during World War II, participating in several major Mediterranean naval engagements.
- 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 battleship Roma Target entity description: The Italian battleship Roma was a World War II Vittorio Veneto–class capital ship of the Regia Marina, best known for being sunk in 1943 by German Fritz X guided bombs, one of the first successful uses of precision-guided munitions against a warship.
-
A.
Italian battleship Conte di Cavour
The Italian battleship Conte di Cavour was a World War I–era dreadnought modernized between the wars that served in the Regia Marina and was famously put out of action during World War II.
-
B.
Italian battleship Caio Duilio
The Italian battleship Caio Duilio was a World War II-era Regia Marina warship of the Conte di Cavour class that served in the Mediterranean and was notably damaged during the British air raid on Taranto.
-
C.
Italian cruiser Gorizia
Italian cruiser Gorizia was a Zara-class heavy cruiser of the Regia Marina that served as a major Italian surface combatant in the Mediterranean during World War II.
-
D.
Italian cruiser Trieste
Italian cruiser Trieste was a Trento-class heavy cruiser of the Regia Marina that served as a major Italian warship in World War II before being sunk by Allied air attacks in 1943.
-
E.
Italian cruiser Trento
Italian cruiser Trento was a heavy cruiser of the Regia Marina that served as the lead ship of the Trento class during World War II, participating in several major Mediterranean naval engagements.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Vittorio Veneto-class battleship
ⓘ
battleship ⓘ warship ⓘ |
| aircraftCarried | reconnaissance seaplanes ⓘ |
| armamentAA |
20 mm anti-aircraft guns
ⓘ
37 mm anti-aircraft guns ⓘ 90 mm anti-aircraft guns ⓘ |
| armamentMain | 9 × 381 mm guns ⓘ |
| armamentSecondary | 12 × 152 mm guns ⓘ |
| beam | approximately 32.9 m ⓘ |
| builder | Cantieri Riuniti dell'Adriatico ⓘ |
| builtAt |
Trieste
ⓘ
linked to:
Trieste, Italy
|
| casualtiesWhenSunk | over 1300 killed ⓘ |
| class | Vittorio Veneto class ⓘ |
| commissioned | 1942-06-14 ⓘ |
| conflict | World War II ⓘ |
| country | Kingdom of Italy ⓘ |
| crewComplement | over 1800 ⓘ |
| displacementFullLoad | approximately 45000 tons ⓘ |
| displacementStandard | approximately 40000 tons ⓘ |
| draft | approximately 9.6 m ⓘ |
| fate | sunk ⓘ |
| flagshipOf |
Regia Marina battle fleet
ⓘ
linked to:
Italian 1st Naval Squadron
|
| laidDown | 1938-09-18 ⓘ |
| launched | 1940-06-09 ⓘ |
| length | approximately 237.8 m ⓘ |
| maximumSpeed | approximately 30 knots ⓘ |
| namedAfter | Rome ⓘ |
| nationality | Italian ⓘ |
| notableFor |
being sunk by precision-guided munitions
ⓘ
one of the first warships sunk by a guided bomb ⓘ |
| operator |
Regia Marina
ⓘ
linked to:
Italian Navy
|
| propulsion |
4 shafts
ⓘ
steam turbines ⓘ |
| serviceEnd | 1943 ⓘ |
| serviceEntry | 1942 ⓘ |
| sisterShip |
Italian battleship Impero
ⓘ
Italian battleship Littorio ⓘ
linked to:
Littorio
Italian battleship Vittorio Veneto ⓘ
linked to:
battleship Vittorio Veneto
|
| status | wreck ⓘ |
| sunk | 1943-09-09 ⓘ |
| sunkBy |
German Luftwaffe
ⓘ
linked to:
Luftwaffe
|
| sunkByWeapon | Fritz X guided bomb ⓘ |
| sunkIn | Tyrrhenian Sea ⓘ |
| sunkNear | Sardinia ⓘ |
| tookPartIn | defense of Italian mainland 1943 ⓘ |
| wreckDepth | over 1000 m ⓘ |
| wreckDiscovered | 2012 ⓘ |
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 battleship Roma Description of subject: The Italian battleship Roma was a World War II Vittorio Veneto–class capital ship of the Regia Marina, best known for being sunk in 1943 by German Fritz X guided bombs, one of the first successful uses of precision-guided munitions against a warship.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Fritz X guided bomb
subject linked to:
Italian battleship Vittorio Veneto (damaged, not sunk)
linked to: Italian battleship Roma