Pope Sylvester III
E497847
Pope Sylvester III was a briefly reigning 11th-century pope whose contested papacy was later annulled, leading to his deposition and replacement by Pope Clement II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pope Sylvester III canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5054981 — 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: Pope Sylvester III Context triple: [Pope Clement II, removedFromOffice, Pope Sylvester III]
-
A.
Pope Victor III
Pope Victor III was an 11th-century head of the Catholic Church known for his brief pontificate, continuation of Gregorian reforms, and efforts to oppose Norman and Muslim power in southern Italy.
-
B.
Pope Boniface III
Pope Boniface III was a 7th-century pope known for securing Emperor Phocas’s decree recognizing the Bishop of Rome as head of all the churches, thereby strengthening papal primacy.
-
C.
Pope Pelagius II
Pope Pelagius II was a late 6th-century pope known for leading the Church during the Lombard invasions of Italy and for paving the way for the influential pontificate of his successor, Gregory the Great.
-
D.
Paschal III
Paschal III was a 12th-century antipope who opposed the legitimate papacy during the schism of the Roman Catholic Church with the backing of Holy Roman Emperor Frederick I Barbarossa.
-
E.
Pope Leo II
Pope Leo II was a 7th-century head of the Catholic Church known for confirming the Third Council of Constantinople and for his efforts to clarify and defend orthodox Christological doctrine.
- 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: Pope Sylvester III Target entity description: Pope Sylvester III was a briefly reigning 11th-century pope whose contested papacy was later annulled, leading to his deposition and replacement by Pope Clement II.
-
A.
Pope Victor III
Pope Victor III was an 11th-century head of the Catholic Church known for his brief pontificate, continuation of Gregorian reforms, and efforts to oppose Norman and Muslim power in southern Italy.
-
B.
Pope Boniface III
Pope Boniface III was a 7th-century pope known for securing Emperor Phocas’s decree recognizing the Bishop of Rome as head of all the churches, thereby strengthening papal primacy.
-
C.
Pope Pelagius II
Pope Pelagius II was a late 6th-century pope known for leading the Church during the Lombard invasions of Italy and for paving the way for the influential pontificate of his successor, Gregory the Great.
-
D.
Paschal III
Paschal III was a 12th-century antipope who opposed the legitimate papacy during the schism of the Roman Catholic Church with the backing of Holy Roman Emperor Frederick I Barbarossa.
-
E.
Pope Leo II
Pope Leo II was a 7th-century head of the Catholic Church known for confirming the Third Council of Constantinople and for his efforts to clarify and defend orthodox Christological doctrine.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Catholic priest
ⓘ
human ⓘ pope ⓘ |
| alsoKnownAs | Sylvester III NERFINISHED ⓘ |
| associatedWithEvent | 11th-century papal schism and rival claims ⓘ |
| birthName | John of Sabina NERFINISHED ⓘ |
| cardinalTitle | Cardinal-bishop of Sabina ⓘ |
| centuryOfActivity | 11th century ⓘ |
| chronologicalPlacement | between the papacies of Benedict IX and Clement II ⓘ |
| conflictWith | Pope Benedict IX NERFINISHED ⓘ |
| countryOfCitizenship | Papal States ⓘ |
| deathPlace | Papal States (probable) NERFINISHED ⓘ |
| deposedBy |
Pope Clement II
NERFINISHED
ⓘ
Synod of Sutri NERFINISHED ⓘ |
| diocese | Diocese of Sabina NERFINISHED ⓘ |
| electedBy |
Roman clergy
ⓘ
Roman nobility ⓘ |
| era | High Middle Ages ⓘ |
| gender | male ⓘ |
| governedTerritory | Papal States NERFINISHED ⓘ |
| hasHonorificPrefix | Pope NERFINISHED ⓘ |
| languageOfWorkOrName |
Italian
ⓘ
Latin ⓘ |
| memberOf | College of Cardinals ⓘ |
| notableFor |
involvement in 11th-century papal disputes
ⓘ
very short reign ⓘ |
| occupation |
bishop
ⓘ
pope ⓘ |
| papacyCharacterization | contested papacy ⓘ |
| papacyEndDate | 1045-03-10 ⓘ |
| papacyOutcome | papacy annulled ⓘ |
| papacyStartDate | 1045-01-20 ⓘ |
| papacyStatus | later regarded as antipope by some ⓘ |
| papalNameTakenFrom | Pope Sylvester I NERFINISHED ⓘ |
| papalNumber | 146 ⓘ |
| papalResidence | Rome NERFINISHED ⓘ |
| partOf | Gregorian Reform era (early phase context) NERFINISHED ⓘ |
| positionHeld |
Pope
ⓘ
surface form:
Bishop of Rome
Bishop of Sabina NERFINISHED ⓘ Pope ⓘ |
| predecessor | Pope Benedict IX NERFINISHED ⓘ |
| regionOfActivity |
Rome
NERFINISHED
ⓘ
Sabina NERFINISHED ⓘ |
| religion |
Roman Catholicism
ⓘ
surface form:
Catholic Church
|
| replacedBy | Pope Clement II NERFINISHED ⓘ |
| successor |
Pope Benedict IX
NERFINISHED
ⓘ
Pope Clement II 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: Pope Sylvester III Description of subject: Pope Sylvester III was a briefly reigning 11th-century pope whose contested papacy was later annulled, leading to his deposition and replacement by Pope Clement II.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.