King of Ceylon
E725253
The King of Ceylon was the monarch who served as the ceremonial head of state of Ceylon during its period as a constitutional monarchy under British rule.
All labels observed (2)
| Label | Occurrences |
|---|---|
| King of Ceylon canonical | 1 |
| King-Emperor of Ceylon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8327448 — 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: King of Ceylon Context triple: [Government of Ceylon, headOfStateTitle, King of Ceylon]
-
A.
King of Lanka
King of Lanka is the mythological monarch of the island kingdom of Lanka in the Hindu epic Ramayana, most famously ruled by the demon-king Ravana.
-
B.
King Parakramabahu I
King Parakramabahu I was a 12th-century Sri Lankan monarch renowned for unifying the island, undertaking vast irrigation and construction projects, and presiding over a golden age centered at Polonnaruwa.
-
C.
Queen of Ceylon
The Queen of Ceylon was the constitutional monarch and ceremonial head of state of Ceylon (now Sri Lanka) during its period as a British Dominion.
-
D.
Senasammata Vikramabahu
Senasammata Vikramabahu was a late 15th-century Sri Lankan monarch who established and ruled the independent Kingdom of Kandy in the central highlands.
-
E.
Mayadunne of Sitawaka
Mayadunne of Sitawaka was a 16th-century Sri Lankan monarch who ruled the Kingdom of Sitawaka and became known for his fierce resistance against Portuguese colonial expansion on the island.
- 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: King of Ceylon Target entity description: The King of Ceylon was the monarch who served as the ceremonial head of state of Ceylon during its period as a constitutional monarchy under British rule.
-
A.
King of Lanka
King of Lanka is the mythological monarch of the island kingdom of Lanka in the Hindu epic Ramayana, most famously ruled by the demon-king Ravana.
-
B.
King Parakramabahu I
King Parakramabahu I was a 12th-century Sri Lankan monarch renowned for unifying the island, undertaking vast irrigation and construction projects, and presiding over a golden age centered at Polonnaruwa.
-
C.
Queen of Ceylon
The Queen of Ceylon was the constitutional monarch and ceremonial head of state of Ceylon (now Sri Lanka) during its period as a British Dominion.
-
D.
Senasammata Vikramabahu
Senasammata Vikramabahu was a late 15th-century Sri Lankan monarch who established and ruled the independent Kingdom of Kandy in the central highlands.
-
E.
Mayadunne of Sitawaka
Mayadunne of Sitawaka was a 16th-century Sri Lankan monarch who ruled the Kingdom of Sitawaka and became known for his fierce resistance against Portuguese colonial expansion on the island.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
ceremonial head of state
ⓘ
monarchical office ⓘ |
| alsoMonarchOf |
United Kingdom
NERFINISHED
ⓘ
other Commonwealth realms ⓘ |
| appliesToJurisdiction | Ceylon NERFINISHED ⓘ |
| appointed | Governor-General of Ceylon NERFINISHED ⓘ |
| capitalOfRealm | Colombo NERFINISHED ⓘ |
| category | Monarchy in Sri Lanka ⓘ |
| constitutingInstrument |
Ceylon (Constitution) Order in Council 1946
NERFINISHED
ⓘ
Ceylon Independence Act 1947 NERFINISHED ⓘ |
| constitutionalStatus | constitutional monarchy ⓘ |
| country | Ceylon NERFINISHED ⓘ |
| dissolutionCause | adoption of republican constitution of Sri Lanka in 1972 ⓘ |
| endTime | 1972 ⓘ |
| firstMonarch | George VI NERFINISHED ⓘ |
| flagCaption | Royal Standard of the King of Ceylon NERFINISHED ⓘ |
| followedBy | President of Sri Lanka NERFINISHED ⓘ |
| governmentForm | parliamentary democracy under constitutional monarch ⓘ |
| headOfStateOf | Dominion of Ceylon NERFINISHED ⓘ |
| historicalPeriod | 20th century ⓘ |
| inception | 1948 ⓘ |
| lastMonarch | Elizabeth II NERFINISHED ⓘ |
| legalSystem | based on British constitutional monarchy ⓘ |
| memberOf | Commonwealth of Nations NERFINISHED ⓘ |
| monarchAtAbolition | Elizabeth II NERFINISHED ⓘ |
| monarchDuringIndependence | George VI NERFINISHED ⓘ |
| nativeNameLanguage | English ⓘ |
| officeAbolished | 1972-05-22 ⓘ |
| officeCreated | 1948-02-04 ⓘ |
| officeType | hereditary monarchy ⓘ |
| officialLanguageOfRealm |
English
NERFINISHED
ⓘ
Sinhala ⓘ Tamil ⓘ |
| partOf |
British Empire
ⓘ
Commonwealth realm NERFINISHED ⓘ Constitutional monarchy in Ceylon ⓘ |
| replacedBy | President of Sri Lanka NERFINISHED ⓘ |
| representedBy | Governor-General of Ceylon NERFINISHED ⓘ |
| residence | Buckingham Palace NERFINISHED ⓘ |
| role | ceremonial head of state ⓘ |
| style |
Her Majesty
NERFINISHED
ⓘ
His Majesty ⓘ |
| successorState | Republic of Sri Lanka NERFINISHED ⓘ |
| titleUsedDuring | Dominion of Ceylon 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: King of Ceylon Description of subject: The King of Ceylon was the monarch who served as the ceremonial head of state of Ceylon during its period as a constitutional monarchy under British rule.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
King-Emperor of Ceylon