Piazza Federico II
E818173
Piazza Federico II is the central square of Jesi, Italy, notable as the traditional birthplace site of Holy Roman Emperor Frederick II and a focal point of the town’s historic center.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Piazza Federico II canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9758819 — 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 Federico II Context triple: [Jesi, hasStructure, Piazza Federico II]
-
A.
Piazza Grande
Piazza Grande is a monumental medieval square in the Umbrian town of Gubbio, Italy, renowned for its panoramic views and historic civic buildings.
-
B.
Piazza Grande
Piazza Grande is the main historic square of Locarno, Switzerland, renowned for its open-air events and as the central venue of the Locarno Film Festival.
-
C.
Piazza Grande
Piazza Grande is the main historic square of Arezzo, Italy, renowned for its sloping medieval layout, surrounding Renaissance palaces, and role as the setting for the Giostra del Saracino tournament.
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D.
Piazza Grande
Piazza Grande is the historic main square of Modena, Italy, renowned for its medieval architecture and its inclusion in the city’s UNESCO World Heritage ensemble alongside the Cathedral and Ghirlandina Tower.
-
E.
Piazza Tasso
Piazza Tasso is the main central square of Sorrento, Italy, known as a lively hub of cafes, shops, and local life overlooking the town’s historic streets and coastal views.
- 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 Federico II Target entity description: Piazza Federico II is the central square of Jesi, Italy, notable as the traditional birthplace site of Holy Roman Emperor Frederick II and a focal point of the town’s historic center.
-
A.
Piazza Grande
Piazza Grande is a monumental medieval square in the Umbrian town of Gubbio, Italy, renowned for its panoramic views and historic civic buildings.
-
B.
Piazza Grande
Piazza Grande is the main historic square of Locarno, Switzerland, renowned for its open-air events and as the central venue of the Locarno Film Festival.
-
C.
Piazza Grande
Piazza Grande is the main historic square of Arezzo, Italy, renowned for its sloping medieval layout, surrounding Renaissance palaces, and role as the setting for the Giostra del Saracino tournament.
-
D.
Piazza Grande
Piazza Grande is the historic main square of Modena, Italy, renowned for its medieval architecture and its inclusion in the city’s UNESCO World Heritage ensemble alongside the Cathedral and Ghirlandina Tower.
-
E.
Piazza Tasso
Piazza Tasso is the main central square of Sorrento, Italy, known as a lively hub of cafes, shops, and local life overlooking the town’s historic streets and coastal views.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
public square
ⓘ
tourist attraction ⓘ |
| coordinateLocation | approximately 43.522° N, 13.244° E ⓘ |
| country | Italy ⓘ |
| hasCulturalSignificance |
focal point of Jesi’s historic core
ⓘ
symbolic birthplace of Frederick II ⓘ |
| hasLandmarkRole | central square of Jesi ⓘ |
| hasNearbyBuilding |
Jesi city walls
ⓘ
churches in Jesi historic center ⓘ historic palazzi of Jesi ⓘ |
| hasPedestrianUse | yes ⓘ |
| hasUrbanFunction |
civic space
ⓘ
social hub of Jesi ⓘ |
| hasUse |
central town square
ⓘ
cultural events venue ⓘ public gathering place ⓘ tourist destination ⓘ |
| heritageDesignation | historic center of Jesi ⓘ |
| isInOldTown |
Jesi historic center
ⓘ
linked to:
Jesi
|
| isSubjectOf |
historical studies on Frederick II’s birthplace
ⓘ
local tourism guides of Jesi ⓘ |
| locatedIn | Jesi ⓘ |
| locatedInAdministrativeTerritory |
Marche
ⓘ
linked to:
Marche region
Province of Ancona ⓘ |
| locatedInTimeZone | Central European Time ⓘ |
| namedAfter | Frederick II, Holy Roman Emperor ⓘ |
| partOf | historic center of Jesi ⓘ |
| significantEvent | traditional birthplace site of Frederick II, Holy Roman Emperor ⓘ |
| touristAttractionType | historic square ⓘ |
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 Federico II Description of subject: Piazza Federico II is the central square of Jesi, Italy, notable as the traditional birthplace site of Holy Roman Emperor Frederick II and a focal point of the town’s historic center.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.