Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga
E661413
Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga, better known as Pope Leo XII, was the head of the Catholic Church and ruler of the Papal States from 1823 to 1829, noted for his conservative and restorationist policies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7397827 — 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: Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga Context triple: [Pope Leo XII, birthName, Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga]
-
A.
Giovanni Angelo
Giovanni Angelo, later known as Pope Pius IV, was a 16th-century Italian pontiff who concluded the Council of Trent and implemented key Counter-Reformation reforms.
-
B.
Giovanni Angelo
Giovanni Angelo was the birth name of Pope Pius VI, the head of the Catholic Church and ruler of the Papal States from 1775 to 1799.
-
C.
Marcantonio Colonna
Marcantonio Colonna was a 16th-century Italian nobleman and admiral of the Papal States, renowned for his prominent role in the Holy League’s naval victory over the Ottoman Empire at the Battle of Lepanto.
-
D.
Giovanni Francesco Albani
Giovanni Francesco Albani was the Italian prelate who became Pope Clement XI, leading the Catholic Church and the Papal States from 1700 to 1721.
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E.
Costantino Patrizi Naro
Costantino Patrizi Naro was a 19th-century Italian cardinal of the Roman Catholic Church who held several high-ranking curial positions and played a significant role in church governance under multiple popes.
- 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: Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga Target entity description: Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga, better known as Pope Leo XII, was the head of the Catholic Church and ruler of the Papal States from 1823 to 1829, noted for his conservative and restorationist policies.
-
A.
Giovanni Angelo
Giovanni Angelo, later known as Pope Pius IV, was a 16th-century Italian pontiff who concluded the Council of Trent and implemented key Counter-Reformation reforms.
-
B.
Giovanni Angelo
Giovanni Angelo was the birth name of Pope Pius VI, the head of the Catholic Church and ruler of the Papal States from 1775 to 1799.
-
C.
Marcantonio Colonna
Marcantonio Colonna was a 16th-century Italian nobleman and admiral of the Papal States, renowned for his prominent role in the Holy League’s naval victory over the Ottoman Empire at the Battle of Lepanto.
-
D.
Giovanni Francesco Albani
Giovanni Francesco Albani was the Italian prelate who became Pope Clement XI, leading the Catholic Church and the Papal States from 1700 to 1721.
-
E.
Costantino Patrizi Naro
Costantino Patrizi Naro was a 19th-century Italian cardinal of the Roman Catholic Church who held several high-ranking curial positions and played a significant role in church governance under multiple popes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Catholic priest
ⓘ
head of state ⓘ human ⓘ pope ⓘ |
| alsoKnownAs | Pope Leo XII NERFINISHED ⓘ |
| appointedCardinalBy | Pope Pius VII NERFINISHED ⓘ |
| appointedPopeBy | Papal conclave of 1823 NERFINISHED ⓘ |
| birthDate | 1760-08-22 ⓘ |
| birthPlace |
Genga
NERFINISHED
ⓘ
Marche NERFINISHED ⓘ Papal States NERFINISHED ⓘ |
| burialPlace | St. Peter's Basilica NERFINISHED ⓘ |
| countryOfCitizenship | Papal States ⓘ |
| deathDate | 1829-02-10 ⓘ |
| deathPlace |
Papal States
ⓘ
Rome ⓘ |
| educatedAt |
Collegio Campana, Osimo
NERFINISHED
ⓘ
Pontifical Academy of Ecclesiastical Nobles NERFINISHED ⓘ |
| endTime | pontificate 1829 ⓘ |
| era | 19th century ⓘ |
| familyName | Sermattei della Genga NERFINISHED ⓘ |
| givenName |
Annibale
NERFINISHED
ⓘ
Clemente NERFINISHED ⓘ Francesco NERFINISHED ⓘ Girolamo NERFINISHED ⓘ Melchiore NERFINISHED ⓘ Nicola NERFINISHED ⓘ |
| ideology |
conservatism
ⓘ
restorationism ⓘ |
| languageSpoken |
Italian
ⓘ
Latin ⓘ |
| memberOf | College of Cardinals ⓘ |
| nativeLanguage | Italian ⓘ |
| nobleTitle | Italian nobleman ⓘ |
| notableFor |
conservative church policies
ⓘ
restorationist governance of the Papal States ⓘ |
| ordinalInOffice | 252nd Pope ⓘ |
| papalName | Leo XII NERFINISHED ⓘ |
| positionHeld |
Apostolic Nuncio
NERFINISHED
ⓘ
Pope ⓘ
surface form:
Bishop of Rome
Cardinal ⓘ Pope ⓘ Sovereign of the Papal States NERFINISHED ⓘ |
| predecessor | Pope Pius VII NERFINISHED ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholic Church
|
| startTime | pontificate 1823 ⓘ |
| successor | Pope Pius VIII NERFINISHED ⓘ |
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: Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga Description of subject: Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga, better known as Pope Leo XII, was the head of the Catholic Church and ruler of the Papal States from 1823 to 1829, noted for his conservative and restorationist policies.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Pope Leo XII
→
birthName
→
Annibale Francesco Clemente Melchiore Girolamo Nicola Sermattei della Genga
ⓘ