Demetrius of Montferrat
E687682
Demetrius of Montferrat was a 13th-century noble who became King of Thessalonica following the Fourth Crusade, representing the Montferrat dynasty’s brief rule in Greece.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Demetrius of Montferrat canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7602059 — 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: Demetrius of Montferrat Context triple: [Boniface I of Montferrat, child, Demetrius of Montferrat]
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A.
Frederick of Montferrat
Frederick of Montferrat was a 12th-century Italian nobleman of the influential Aleramici dynasty, known primarily as a younger son of William V of Montferrat and brother of crusader leaders such as Boniface I.
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B.
William V of Montferrat
William V of Montferrat was a 12th-century Italian nobleman and crusader who served as Marquis of Montferrat and played a significant role in the politics of the Kingdom of Jerusalem.
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C.
Renier of Montferrat
Renier of Montferrat was a 12th-century nobleman of the influential Montferrat dynasty who became associated with the Byzantine imperial family through marriage.
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D.
Boniface I of Montferrat
Boniface I of Montferrat was a prominent late 12th–early 13th century Italian noble and crusader leader who played a key role in the Fourth Crusade and the politics of the eastern Mediterranean.
-
E.
Bohemond V of Antioch
Bohemond V of Antioch was a 13th-century nobleman who ruled the Crusader Principality of Antioch and the County of Tripoli, continuing the Italo-Norman Hauteville dynasty’s influence in the eastern Mediterranean.
- 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: Demetrius of Montferrat Target entity description: Demetrius of Montferrat was a 13th-century noble who became King of Thessalonica following the Fourth Crusade, representing the Montferrat dynasty’s brief rule in Greece.
-
A.
Frederick of Montferrat
Frederick of Montferrat was a 12th-century Italian nobleman of the influential Aleramici dynasty, known primarily as a younger son of William V of Montferrat and brother of crusader leaders such as Boniface I.
-
B.
William V of Montferrat
William V of Montferrat was a 12th-century Italian nobleman and crusader who served as Marquis of Montferrat and played a significant role in the politics of the Kingdom of Jerusalem.
-
C.
Renier of Montferrat
Renier of Montferrat was a 12th-century nobleman of the influential Montferrat dynasty who became associated with the Byzantine imperial family through marriage.
-
D.
Boniface I of Montferrat
Boniface I of Montferrat was a prominent late 12th–early 13th century Italian noble and crusader leader who played a key role in the Fourth Crusade and the politics of the eastern Mediterranean.
-
E.
Bohemond V of Antioch
Bohemond V of Antioch was a 13th-century nobleman who ruled the Crusader Principality of Antioch and the County of Tripoli, continuing the Italo-Norman Hauteville dynasty’s influence in the eastern Mediterranean.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
King of Thessalonica
ⓘ
medieval monarch ⓘ member of the House of Montferrat ⓘ nobleman ⓘ |
| associatedWith |
Latin Kingdoms in Greece
NERFINISHED
ⓘ
crusader states in the Balkans ⓘ |
| associatedWithEvent |
Fourth Crusade
NERFINISHED
ⓘ
Partition of the Byzantine Empire NERFINISHED ⓘ |
| capitalOfRealm | Thessalonica NERFINISHED ⓘ |
| conflict |
pressure from the Despotate of Epirus
ⓘ
struggles with local Greek aristocracy ⓘ |
| continentOfRule | Europe NERFINISHED ⓘ |
| countryOfOrigin | Montferrat NERFINISHED ⓘ |
| dynasty | Montferrat dynasty NERFINISHED ⓘ |
| era | 13th century ⓘ |
| familyName | of Montferrat ⓘ |
| father | Boniface I, Marquess of Montferrat NERFINISHED ⓘ |
| givenName | Demetrius NERFINISHED ⓘ |
| historicalRegion | Byzantine Empire (former territory) NERFINISHED ⓘ |
| historicalSignificance | symbol of the brief Latin Montferrat monarchy in Thessalonica ⓘ |
| languageOfEnvironment |
Greek
ⓘ
Latin ⓘ |
| monarchOf | Kingdom of Thessalonica NERFINISHED ⓘ |
| mother | Margaret of Hungary NERFINISHED ⓘ |
| nobleFamily | Aleramici NERFINISHED ⓘ |
| nobleRank | prince of the Latin Empire ⓘ |
| nobleTitle |
King
ⓘ
Prince ⓘ |
| notableFor |
being the last effective King of Thessalonica from the Montferrat dynasty
ⓘ
representing Montferrat rule in Greece after the Fourth Crusade ⓘ |
| partOf | Latin Empire sphere of influence ⓘ |
| placeOfActivity |
Kingdom of Thessalonica
NERFINISHED
ⓘ
Thessalonica NERFINISHED ⓘ |
| politicalEntity | Latin states in Greece ⓘ |
| politicalStatus | Latin crusader ruler ⓘ |
| positionHeld |
King of Thessalonica
ⓘ
Lord of Thessalonica NERFINISHED ⓘ |
| predecessor | Boniface I of Montferrat NERFINISHED ⓘ |
| regionRuled |
Macedonia
NERFINISHED
ⓘ
northern Greece ⓘ |
| relative |
Conrad of Montferrat
NERFINISHED
ⓘ
William VI, Marquess of Montferrat NERFINISHED ⓘ |
| religion | Roman Catholicism ⓘ |
| successor |
Manfred II of Saluzzo
NERFINISHED
ⓘ
William VI, Marquess of Montferrat NERFINISHED ⓘ |
| territorialLoss | gradual contraction of the Kingdom of Thessalonica ⓘ |
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: Demetrius of Montferrat Description of subject: Demetrius of Montferrat was a 13th-century noble who became King of Thessalonica following the Fourth Crusade, representing the Montferrat dynasty’s brief rule in Greece.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.