Vijayabahu I
E940783
Vijayabahu I was a medieval Sri Lankan king renowned for defeating Chola rule and reuniting the island, establishing Polonnaruwa as the capital.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Vijayabahu I canonical | 3 |
| King Vijayabahu I | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11689501 — 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: Vijayabahu I Context triple: [Polonnaruwa Kingdom, notableRuler, Vijayabahu I]
-
A.
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.
-
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.
Parakramabahu VI
Parakramabahu VI was a 15th-century Sri Lankan monarch renowned for unifying much of the island and presiding over a flourishing period of literature and trade.
-
D.
Dharma Parakramabahu IX
Dharma Parakramabahu IX was a late 15th- to early 16th-century monarch of Sri Lanka who ruled the Kingdom of Kotte during a period of internal dynastic struggles and emerging European influence in the region.
-
E.
King Kashyapa I of Anuradhapura
King Kashyapa I of Anuradhapura was a 5th-century Sri Lankan monarch best known for his dramatic usurpation of the throne and for establishing his fortress-palace at Sigiriya.
- 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: Vijayabahu I Target entity description: Vijayabahu I was a medieval Sri Lankan king renowned for defeating Chola rule and reuniting the island, establishing Polonnaruwa as the capital.
-
A.
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.
-
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.
Parakramabahu VI
Parakramabahu VI was a 15th-century Sri Lankan monarch renowned for unifying much of the island and presiding over a flourishing period of literature and trade.
-
D.
Dharma Parakramabahu IX
Dharma Parakramabahu IX was a late 15th- to early 16th-century monarch of Sri Lanka who ruled the Kingdom of Kotte during a period of internal dynastic struggles and emerging European influence in the region.
-
E.
King Kashyapa I of Anuradhapura
King Kashyapa I of Anuradhapura was a 5th-century Sri Lankan monarch best known for his dramatic usurpation of the throne and for establishing his fortress-palace at Sigiriya.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
King of Sri Lanka
ⓘ
human ⓘ medieval ruler ⓘ |
| associatedWith | Polonnaruwa Kingdom ⓘ |
| birthPlace | Rohana ⓘ |
| capitalEstablished | Polonnaruwa ⓘ |
| child |
Jayabahu I
ⓘ
Parakramabahu I ⓘ
linked to:
King Parakramabahu I
|
| commemoratedBy |
Sri Lankan historical chronicles
ⓘ
inscriptions in Polonnaruwa ⓘ |
| conflict | wars against the Chola Empire ⓘ |
| country |
Kingdom of Polonnaruwa
ⓘ
linked to:
Polonnaruwa Kingdom
Sri Lanka ⓘ |
| deathPlace | Polonnaruwa ⓘ |
| dynasty | Vijayabahu dynasty ⓘ |
| era | Polonnaruwa period ⓘ |
| ethnicity | Sinhalese ⓘ |
| historicalSignificance |
first major Sinhalese ruler of Polonnaruwa
ⓘ
restorer of Sinhalese sovereignty after Chola rule ⓘ |
| knownFor |
defeating Chola rule in Sri Lanka
ⓘ
ending Chola occupation of Rajarata ⓘ establishing Polonnaruwa as the capital ⓘ reunifying Sri Lanka ⓘ |
| language | Sinhala ⓘ |
| mentionedIn |
Culavamsa
ⓘ
Mahavamsa ⓘ |
| militaryAchievement | capture of Polonnaruwa from the Cholas ⓘ |
| notableEvent | coronation at Polonnaruwa after Chola defeat ⓘ |
| otherName |
Kitti
ⓘ
Kitti Sri Megha ⓘ |
| policy |
re-establishment of religious links with Burma
ⓘ
re-establishment of religious links with South India ⓘ restoration of Buddhist monasteries ⓘ |
| predecessor | Chola administration in Sri Lanka ⓘ |
| regionRuled |
Rajarata
ⓘ
linked to:
Polonnaruwa Kingdom
Rohana ⓘ |
| reignEnd | 1110 ⓘ |
| reignStart | c. 1055 ⓘ |
| religion | Buddhism ⓘ |
| royalHouse |
House of Vijayabahu
ⓘ
linked to:
Vijayabahu dynasty
|
| spouse |
Lilavati
ⓘ
Tilokasundari ⓘ |
| successor | Jayabahu I ⓘ |
| title |
King of Polonnaruwa
ⓘ
linked to:
Nissanka Malla of Polonnaruwa
Mahārāja of Lanka ⓘ
linked to:
King of Sri Lanka
|
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: Vijayabahu I Description of subject: Vijayabahu I was a medieval Sri Lankan king renowned for defeating Chola rule and reuniting the island, establishing Polonnaruwa as the capital.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Vijayabahu I