D. B. Wijetunga
E833975
D. B. Wijetunga was a Sri Lankan politician who served as the country's third executive President and was a prominent leader of the United National Party.
All labels observed (1)
| Label | Occurrences |
|---|---|
| D. B. Wijetunga canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9982486 — 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: D. B. Wijetunga Context triple: [United National Party, hasNotableLeader, D. B. Wijetunga]
-
A.
W. Dahanayake
W. Dahanayake was a Sri Lankan politician who briefly served as Prime Minister of Ceylon in the late 1950s.
-
B.
Ranjan Madugalle
Ranjan Madugalle is a former Sri Lankan cricketer who became a prominent ICC match referee, overseeing numerous high-profile international matches and tournaments.
-
C.
K. B. Ratnayake
K. B. Ratnayake was a Sri Lankan politician who served as Speaker of the Parliament and held several key ministerial and party leadership positions in the Sri Lanka Freedom Party.
-
D.
D. S. Gunasekera
D. S. Gunasekera was a Sri Lankan political figure credited with founding the Sri Lanka Freedom Party, one of the country’s major political parties.
-
E.
Chandika Hathurusingha
Chandika Hathurusingha is a former Sri Lankan cricketer and prominent international cricket coach known for significantly improving the performance of teams such as Bangladesh and Sri Lanka.
- 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: D. B. Wijetunga Target entity description: D. B. Wijetunga was a Sri Lankan politician who served as the country's third executive President and was a prominent leader of the United National Party.
-
A.
W. Dahanayake
W. Dahanayake was a Sri Lankan politician who briefly served as Prime Minister of Ceylon in the late 1950s.
-
B.
Ranjan Madugalle
Ranjan Madugalle is a former Sri Lankan cricketer who became a prominent ICC match referee, overseeing numerous high-profile international matches and tournaments.
-
C.
K. B. Ratnayake
K. B. Ratnayake was a Sri Lankan politician who served as Speaker of the Parliament and held several key ministerial and party leadership positions in the Sri Lanka Freedom Party.
-
D.
D. S. Gunasekera
D. S. Gunasekera was a Sri Lankan political figure credited with founding the Sri Lanka Freedom Party, one of the country’s major political parties.
-
E.
Chandika Hathurusingha
Chandika Hathurusingha is a former Sri Lankan cricketer and prominent international cricket coach known for significantly improving the performance of teams such as Bangladesh and Sri Lanka.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
President of Sri Lanka
ⓘ
Prime Minister of Sri Lanka ⓘ Sri Lankan politician ⓘ human ⓘ |
| birthDate | 1922-02-15 ⓘ |
| birthPlace | Lamahewa, Udunuwara, Ceylon NERFINISHED ⓘ |
| countryOfCitizenship | Sri Lanka NERFINISHED ⓘ |
| deathDate | 2008-09-21 ⓘ |
| deathPlace | Colombo, Sri Lanka NERFINISHED ⓘ |
| era | late 20th-century Sri Lankan politics ⓘ |
| ethnicGroup | Sinhalese NERFINISHED ⓘ |
| familyName | Wijetunga NERFINISHED ⓘ |
| fullName | Dingiri Banda Wijetunga NERFINISHED ⓘ |
| givenName | Dingiri Banda NERFINISHED ⓘ |
| headOfGovernmentOf | Sri Lanka NERFINISHED ⓘ |
| headOfStateOf | Sri Lanka NERFINISHED ⓘ |
| honorificPrefix | His Excellency ⓘ |
| honorificSuffix | PC ⓘ |
| knownFor |
leadership in the United National Party
ⓘ
serving as the third executive President of Sri Lanka ⓘ |
| memberOf | United National Party NERFINISHED ⓘ |
| officeNumber | third executive President of Sri Lanka ⓘ |
| parliamentaryConstituency | Udunuwara NERFINISHED ⓘ |
| politicalParty | United National Party NERFINISHED ⓘ |
| positionHeld |
Member of Parliament of Sri Lanka
ⓘ
Minister of Buddhist Affairs of Sri Lanka NERFINISHED ⓘ Minister of Defence of Sri Lanka ⓘ Minister of Finance of Sri Lanka NERFINISHED ⓘ Minister of Posts and Telecommunications of Sri Lanka ⓘ President of Sri Lanka ⓘ Prime Minister of Sri Lanka NERFINISHED ⓘ |
| precededBy | Ranasinghe Premadasa NERFINISHED ⓘ |
| precededByAsPrimeMinister | Ranasinghe Premadasa NERFINISHED ⓘ |
| profession | politician ⓘ |
| religion | Buddhism ⓘ |
| residenceWhilePresident | President's House, Colombo NERFINISHED ⓘ |
| residenceWhilePrimeMinister | Temple Trees, Colombo NERFINISHED ⓘ |
| servedInParliament | Parliament of Sri Lanka NERFINISHED ⓘ |
| spouse | Rangamma Wijetunga NERFINISHED ⓘ |
| succeededBy | Chandrika Bandaranaike Kumaratunga NERFINISHED ⓘ |
| succeededByAsPrimeMinister | Ranil Wickremesinghe NERFINISHED ⓘ |
| termEndAsPresident | 1994-11-12 ⓘ |
| termEndAsPrimeMinister | 1993-05-07 ⓘ |
| termStartAsPresident | 1993-05-01 ⓘ |
| termStartAsPrimeMinister | 1989-03-03 ⓘ |
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: D. B. Wijetunga Description of subject: D. B. Wijetunga was a Sri Lankan politician who served as the country's third executive President and was a prominent leader of the United National Party.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.