King Devanampiya Tissa
E937039
King Devanampiya Tissa was an ancient Sri Lankan monarch renowned for embracing Buddhism during the 3rd century BCE, which led to its establishment and spread across the island.
All labels observed (3)
| Label | Occurrences |
|---|---|
| King Devanampiya Tissa canonical | 8 |
| Devanampiya Tissa | 2 |
| Devanampiya | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11608412 — 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 Devanampiya Tissa Context triple: [Poson, associatedPerson, King Devanampiya Tissa]
-
A.
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.
-
B.
Devanampiya Piyadassi
Devanampiya Piyadassi is an honorific title meaning “Beloved of the Gods, Pleasant to Behold,” historically associated with the Indian emperor Ashoka in his rock and pillar inscriptions.
-
C.
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.
-
D.
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.
-
E.
Bhuvanekabahu VII
Bhuvanekabahu VII was a 16th-century king of the Kingdom of Kotte in Sri Lanka, known for his reign during a period of increasing Portuguese influence 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 Devanampiya Tissa Target entity description: King Devanampiya Tissa was an ancient Sri Lankan monarch renowned for embracing Buddhism during the 3rd century BCE, which led to its establishment and spread across the island.
-
A.
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.
-
B.
Devanampiya Piyadassi
Devanampiya Piyadassi is an honorific title meaning “Beloved of the Gods, Pleasant to Behold,” historically associated with the Indian emperor Ashoka in his rock and pillar inscriptions.
-
C.
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.
-
D.
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.
-
E.
Bhuvanekabahu VII
Bhuvanekabahu VII was a 16th-century king of the Kingdom of Kotte in Sri Lanka, known for his reign during a period of increasing Portuguese influence on the island.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
King of Anuradhapura
ⓘ
ancient Sri Lankan monarch ⓘ |
| adoptedTitleFrom | Ashoka ⓘ |
| associatedSite |
Mahamevnawa (Mahameghavana) Park
ⓘ
linked to:
Mahamevnawa Park
Mihintale ⓘ |
| associatedWithEvent |
arrival of Mahinda in Sri Lanka
ⓘ
official introduction of Theravada Buddhism to Sri Lanka ⓘ |
| burialOrMemorialTradition | venerated in Sri Lankan Buddhist chronicles ⓘ |
| capital | Anuradhapura ⓘ |
| commemoratedBy | Mihintale Poson festival ⓘ |
| contemporaryOf | Ashoka ⓘ |
| country | Sri Lanka ⓘ |
| culturalImpact | laid foundation for Sri Lanka as a predominantly Buddhist country ⓘ |
| donatedToSangha |
Mahamevnawa (Mahameghavana) Park
ⓘ
linked to:
Mahamevnawa Park
|
| dynasty | House of Vijaya ⓘ |
| era | 3rd century BCE ⓘ |
| father | Mutasiva ⓘ |
| foundedMonastery | Mahavihara ⓘ |
| introducedInstitution |
Buddhist Sangha in Sri Lanka
ⓘ
linked to:
Buddhism in Sri Lanka
|
| introducedToBuddhismBy | Mahinda ⓘ |
| knownFor |
embracing Buddhism in the 3rd century BCE
ⓘ
establishing Buddhism in Sri Lanka ⓘ patronage of Buddhist monastic institutions ⓘ |
| languageOfCourt | early Sinhala and Prakrit ⓘ |
| maintainedDiplomaticRelationsWith | Ashoka ⓘ |
| meaningOfTitleDevanampiya | Beloved of the Gods ⓘ |
| patronized | Mahavihara ⓘ |
| placeOfEncounterWithMahinda | Mihintale ⓘ |
| predecessor | Mutasiva ⓘ |
| receivedBuddhismFrom | Mahinda ⓘ |
| regionRuled |
Rajarata
ⓘ
linked to:
Anuradhapura Kingdom
|
| reignEnd | 207 BCE ⓘ |
| reignStart | 247 BCE ⓘ |
| relationshipWithMahinda | disciple ⓘ |
| religion | Buddhism ⓘ |
| religionBeforeConversion | early Sri Lankan Brahmanical beliefs ⓘ |
| religiousPolicy | state patronage of Buddhism ⓘ |
| royalHouse | Anuradhapura Kingdom ⓘ |
| royalLineage | descendant of Vijaya line ⓘ |
| sentEnvoysTo |
Mauryan Empire
ⓘ
linked to:
Maurya Empire
|
| significanceInBuddhism | first Sri Lankan king to officially adopt Buddhism ⓘ |
| sourceMention |
Dipavamsa
ⓘ
Mahavamsa ⓘ |
| spouse | Ramadatta ⓘ |
| successor | Uttiya ⓘ |
| successorState | continued Anuradhapura Kingdom ⓘ |
| title |
Devanampiya
ⓘ
linked to:
King Devanampiya Tissa
Tissa ⓘ |
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 Devanampiya Tissa Description of subject: King Devanampiya Tissa was an ancient Sri Lankan monarch renowned for embracing Buddhism during the 3rd century BCE, which led to its establishment and spread across the island.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: King Devanampiya Tissa
linked to: King Devanampiya Tissa
subject linked to:
King Devanampiya Tissa
linked to: King Devanampiya Tissa