Piazza Capo di Ferro, Rome
E545455
Piazza Capo di Ferro in Rome is a small historic square in the city’s center, best known for hosting the richly decorated Renaissance Palazzo Spada.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Piazza Capo di Ferro, Rome canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5763144 — 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: Piazza Capo di Ferro, Rome Context triple: [Palazzo Spada (courtyard modifications), locatedIn, Piazza Capo di Ferro, Rome]
-
A.
Piazza della Repubblica, Rome
Piazza della Repubblica, Rome is a prominent semicircular square near Termini Station, known for its grand arcades, central fountain, and surrounding monumental architecture.
-
B.
Piazza del Popolo
Piazza del Popolo is a large, historic urban square in Rome known for its grand churches, obelisk, and role as a major northern gateway to the city.
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C.
Piazzale di Ponte Milvio
Piazzale di Ponte Milvio is a prominent square in northern Rome that serves as the main urban space and traffic hub surrounding the historic Milvian Bridge.
-
D.
Piazza Navona
Piazza Navona is a famous Baroque square in Rome renowned for its elegant fountains, including Bernini’s Fountain of the Four Rivers, and its lively cafés and street life.
-
E.
Piazza Italia
Piazza Italia is a historic central square, formerly known as Martyrs' Square, that has long served as a focal point of public life and civic events in its city.
- 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: Piazza Capo di Ferro, Rome Target entity description: Piazza Capo di Ferro in Rome is a small historic square in the city’s center, best known for hosting the richly decorated Renaissance Palazzo Spada.
-
A.
Piazza della Repubblica, Rome
Piazza della Repubblica, Rome is a prominent semicircular square near Termini Station, known for its grand arcades, central fountain, and surrounding monumental architecture.
-
B.
Piazza del Popolo
Piazza del Popolo is a large, historic urban square in Rome known for its grand churches, obelisk, and role as a major northern gateway to the city.
-
C.
Piazzale di Ponte Milvio
Piazzale di Ponte Milvio is a prominent square in northern Rome that serves as the main urban space and traffic hub surrounding the historic Milvian Bridge.
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D.
Piazza Navona
Piazza Navona is a famous Baroque square in Rome renowned for its elegant fountains, including Bernini’s Fountain of the Four Rivers, and its lively cafés and street life.
-
E.
Piazza Italia
Piazza Italia is a historic central square, formerly known as Martyrs' Square, that has long served as a focal point of public life and civic events in its city.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
square
ⓘ
urban square ⓘ |
| coordinateLocation | 41.894° N, 12.472° E ⓘ |
| country | Italy ⓘ |
| hasArchitecturalStyleNearby | Renaissance architecture NERFINISHED ⓘ |
| hasBuildingUseNearby |
institutional buildings
ⓘ
museum ⓘ residential buildings ⓘ |
| hasCityFunction |
access to Palazzo Spada
ⓘ
pedestrian space ⓘ tourist attraction ⓘ |
| hasClimate | Mediterranean climate ⓘ |
| hasCulturalSignificance | example of small Renaissance square in Rome ⓘ |
| hasNameInItalian | Piazza Capo di Ferro NERFINISHED ⓘ |
| hasNearbyArtCollection | Galleria Spada NERFINISHED ⓘ |
| hasNearbyAttraction | forced perspective gallery of Palazzo Spada ⓘ |
| hasNearbyReligiousBuilding | churches of the historic center of Rome ⓘ |
| hasNearbyRiver | Tiber NERFINISHED ⓘ |
| hasNearbyStreet |
Via Capo di Ferro
NERFINISHED
ⓘ
Via Giulia NERFINISHED ⓘ Vicolo del Polverone NERFINISHED ⓘ |
| hasNotableBuilding | Palazzo Spada NERFINISHED ⓘ |
| hasPaving | stone pavement ⓘ |
| hasPeriodOfSignificance |
Baroque era
ⓘ
Renaissance ⓘ |
| hasPrimaryLanguage | Italian ⓘ |
| hasTourismType |
architectural tourism
ⓘ
cultural tourism ⓘ |
| hasTransportAccess | local bus stops in central Rome ⓘ |
| hasTypicalUseTime | daytime ⓘ |
| hasUrbanForm | small irregular square ⓘ |
| hasViewOf | courtyard façade of Palazzo Spada NERFINISHED ⓘ |
| hasZoningType | historic center protection zone ⓘ |
| heritageDesignation | part of the UNESCO World Heritage Site Historic Centre of Rome ⓘ |
| isAccessedBy | pedestrian routes from Via Giulia ⓘ |
| isMaintainedBy | Comune di Roma NERFINISHED ⓘ |
| knownFor | Palazzo Spada NERFINISHED ⓘ |
| locatedIn |
Rome
ⓘ
historic center of Rome ⓘ |
| locatedInAdministrativeTerritory |
Lazio
NERFINISHED
ⓘ
Metropolitan City of Rome Capital NERFINISHED ⓘ |
| partOf | Rione Regola NERFINISHED ⓘ |
| streetAddress | Piazza Capo di Ferro, 00186 Roma RM, Italy ⓘ |
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: Piazza Capo di Ferro, Rome Description of subject: Piazza Capo di Ferro in Rome is a small historic square in the city’s center, best known for hosting the richly decorated Renaissance Palazzo Spada.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.