Corona Ferrea
E227205
Corona Ferrea is the historic Iron Crown of Lombardy, a medieval royal crown traditionally used in the coronation of kings of Italy and the Holy Roman Emperors.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Corona Ferrea canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2006922 — 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: Corona Ferrea Context triple: [Iron Crown of Lombardy, nativeLabel, Corona Ferrea]
-
A.
Cogua
Cogua is a municipality in the Cundinamarca Department of Colombia, located on the Bogotá savanna north of the capital.
-
B.
Taunus
Taunus is a low mountain range in central Germany known for its forested hills, spa towns, and proximity to the Rhine-Main metropolitan region.
-
C.
Freirina
Freirina is a small town and commune in northern Chile known for its agricultural activity and historic architecture within the Atacama Region.
-
D.
Bigorre
Bigorre is a historic cultural region in southwestern France, centered around the foothills of the Pyrenees and now largely within the modern Occitanie administrative region.
-
E.
Moura
Moura is a historic town in Portugal’s Alentejo region, known for its whitewashed architecture, olive oil production, and proximity to the Alqueva reservoir.
- 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: Corona Ferrea Target entity description: Corona Ferrea is the historic Iron Crown of Lombardy, a medieval royal crown traditionally used in the coronation of kings of Italy and the Holy Roman Emperors.
-
A.
Cogua
Cogua is a municipality in the Cundinamarca Department of Colombia, located on the Bogotá savanna north of the capital.
-
B.
Taunus
Taunus is a low mountain range in central Germany known for its forested hills, spa towns, and proximity to the Rhine-Main metropolitan region.
-
C.
Freirina
Freirina is a small town and commune in northern Chile known for its agricultural activity and historic architecture within the Atacama Region.
-
D.
Bigorre
Bigorre is a historic cultural region in southwestern France, centered around the foothills of the Pyrenees and now largely within the modern Occitanie administrative region.
-
E.
Moura
Moura is a historic town in Portugal’s Alentejo region, known for its whitewashed architecture, olive oil production, and proximity to the Alqueva reservoir.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
medieval artifact
ⓘ
regalia ⓘ relic ⓘ royal crown ⓘ |
| alsoKnownAs |
Iron Crown of Lombardy
ⓘ
surface form:
Iron Crown of Italy
Iron Crown of Lombardy ⓘ |
| associatedWith |
Holy Roman Empire
ⓘ
Kingdom of Italy ⓘ Kingdom of the Lombards ⓘ
surface form:
Lombard Kingdom
Italian Republic (Napoleonic) ⓘ
surface form:
Napoleonic Kingdom of Italy
|
| coronationLocation | Milan Cathedral ⓘ |
| country | Italy ⓘ |
| currentUse |
ceremonial object
ⓘ
religious veneration ⓘ |
| etymology |
Iron Crown of Lombardy
ⓘ
surface form:
"Corona Ferrea" means "Iron Crown" in Latin and Italian
|
| examinedBy | modern scientific analyses of materials ⓘ |
| hasLegend | forged from a nail of the Crucifixion ⓘ |
| hasPart |
enamel plaques
ⓘ
hinges connecting plates ⓘ precious stones ⓘ six gold plates ⓘ |
| heritageStatus | important relic of the Catholic Church ⓘ |
| keptBy | Chapter of Monza Cathedral ⓘ |
| languageOfName |
Italian
ⓘ
Latin ⓘ |
| locatedIn |
Lombardy
ⓘ
Monza ⓘ Monza Cathedral ⓘ |
| material |
gold
ⓘ
inner iron band ⓘ jewels ⓘ |
| region | Northern Italy ⓘ |
| religion | Roman Catholicism ⓘ |
| style | medieval goldsmith work ⓘ |
| symbolizes |
continuity of the Lombard and Italian monarchy
ⓘ
imperial authority in Italy ⓘ royal authority in Italy ⓘ |
| timePeriod | Middle Ages ⓘ |
| tradition | contains a nail from the True Cross ⓘ |
| usedFor |
coronation of Holy Roman Emperors
ⓘ
coronation of Kings of Italy ⓘ royal coronation ceremonies ⓘ |
| usedToCrown |
Charlemagne
ⓘ
Charles V, Holy Roman Emperor ⓘ Napoleon I ⓘ various medieval Kings of 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: Corona Ferrea Description of subject: Corona Ferrea is the historic Iron Crown of Lombardy, a medieval royal crown traditionally used in the coronation of kings of Italy and the Holy Roman Emperors.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.