Anuradhapura Kingdom
E549070
The Anuradhapura Kingdom was an ancient Sinhalese monarchy in Sri Lanka renowned for its early Buddhist civilization, monumental stupas, and sophisticated irrigation systems.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Anuradhapura period | 18 |
| Anuradhapura Kingdom canonical | 15 |
| Rajarata | 3 |
| Anuradhapura kingdom | 1 |
| ancient Ceylon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5798677 — 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: Anuradhapura Kingdom Context triple: [Sinhalese, historicalKingdom, Anuradhapura Kingdom]
-
A.
Jaffna Kingdom
The Jaffna Kingdom was a historic Tamil monarchy that ruled the northern part of Sri Lanka, centered around the Jaffna Peninsula, from the medieval period until its conquest by the Portuguese in the early 17th century.
-
B.
Polonnaruwa Kingdom
The Polonnaruwa Kingdom was a medieval Sinhalese kingdom in Sri Lanka known for its advanced irrigation systems, monumental Buddhist architecture, and role as a major political and cultural center from the 11th to 13th centuries.
-
C.
Kingdom of Kotte
The Kingdom of Kotte was a powerful Sinhalese monarchy in southwestern Sri Lanka that flourished from the 15th to the 16th century and became a major center of politics, trade, and Buddhism before its decline and partition.
-
D.
Kingdom of Ruhuna
The Kingdom of Ruhuna was an ancient Sinhalese polity in southern Sri Lanka that served as a major regional center of power, culture, and resistance throughout much of the island’s early history.
-
E.
Kingdom of Gampola
The Kingdom of Gampola was a medieval Sinhalese monarchy in central Sri Lanka that served as a major political and cultural center before power shifted to the coastal Kingdom of Kotte.
- 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: Anuradhapura Kingdom Target entity description: The Anuradhapura Kingdom was an ancient Sinhalese monarchy in Sri Lanka renowned for its early Buddhist civilization, monumental stupas, and sophisticated irrigation systems.
-
A.
Jaffna Kingdom
The Jaffna Kingdom was a historic Tamil monarchy that ruled the northern part of Sri Lanka, centered around the Jaffna Peninsula, from the medieval period until its conquest by the Portuguese in the early 17th century.
-
B.
Polonnaruwa Kingdom
The Polonnaruwa Kingdom was a medieval Sinhalese kingdom in Sri Lanka known for its advanced irrigation systems, monumental Buddhist architecture, and role as a major political and cultural center from the 11th to 13th centuries.
-
C.
Kingdom of Kotte
The Kingdom of Kotte was a powerful Sinhalese monarchy in southwestern Sri Lanka that flourished from the 15th to the 16th century and became a major center of politics, trade, and Buddhism before its decline and partition.
-
D.
Kingdom of Ruhuna
The Kingdom of Ruhuna was an ancient Sinhalese polity in southern Sri Lanka that served as a major regional center of power, culture, and resistance throughout much of the island’s early history.
-
E.
Kingdom of Gampola
The Kingdom of Gampola was a medieval Sinhalese monarchy in central Sri Lanka that served as a major political and cultural center before power shifted to the coastal Kingdom of Kotte.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
Sinhalese monarchy
ⓘ
ancient kingdom ⓘ historical state ⓘ |
| capital | Anuradhapura ⓘ |
| continent | Asia ⓘ |
| country | Sri Lanka ⓘ |
| culture | Sinhalese culture ⓘ |
| dissolved | 11th century CE ⓘ |
| endTime | 1017 CE ⓘ |
| ethnicGroup | Sinhalese ⓘ |
| firstRuler | Pandukabhaya ⓘ |
| followedBy | Polonnaruwa Kingdom ⓘ |
| foundedBy | Pandukabhaya ⓘ |
| governmentType | monarchy ⓘ |
| hasPart |
Abhayagiri Dagaba
ⓘ
Abhayagiri Vihara ⓘ Anuradhapura city ⓘ
linked to:
Anuradhapura
Jaya Ganga canal ⓘ Jetavana monastery ⓘ Jetavanaramaya stupa ⓘ Kala Wewa reservoir ⓘ
linked to:
Kala Wewa
Mahavihara monastery ⓘ
linked to:
Mahavihara
Nuwara Wewa reservoir ⓘ Rajarata region ⓘ
linked to:
Anuradhapura District
Ruwanwelisaya stupa ⓘ Sri Maha Bodhi ⓘ Thuparamaya stupa ⓘ Tissa Wewa reservoir ⓘ
linked to:
Tissa Wewa
|
| inception | 4th century BCE ⓘ |
| knownFor |
Bodhi tree worship
ⓘ
ancient reservoirs ⓘ early Buddhist civilization ⓘ monastic complexes ⓘ monumental stupas ⓘ sophisticated irrigation systems ⓘ |
| language | Sinhala ⓘ |
| lastRuler | Mahinda V of Anuradhapura ⓘ |
| notableRuler |
Devanampiya Tissa
ⓘ
linked to:
King Devanampiya Tissa
Dhatusena ⓘ Dutugemunu ⓘ Mahasena ⓘ Valagamba ⓘ |
| partOf | history of Sri Lanka ⓘ |
| precededBy | Pre-Anuradhapura period ⓘ |
| religion |
Buddhism
ⓘ
Theravada Buddhism ⓘ
linked to:
Theravada
|
| significantEvent |
construction of Jetavanaramaya
ⓘ
construction of Ruwanwelisaya ⓘ development of large-scale tank irrigation ⓘ introduction of Buddhism to Sri Lanka ⓘ planting of Sri Maha Bodhi sapling ⓘ |
| startTime | circa 377 BCE ⓘ |
| stateReligion | Buddhism ⓘ |
| UNESCOWorldHeritageSite | Sacred City of Anuradhapura ⓘ |
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: Anuradhapura Kingdom Description of subject: The Anuradhapura Kingdom was an ancient Sinhalese monarchy in Sri Lanka renowned for its early Buddhist civilization, monumental stupas, and sophisticated irrigation systems.
Referenced by (38)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
subject linked to:
King Kashyapa I of Anuradhapura
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
subject linked to:
King Devanampiya Tissa
subject linked to:
King Devanampiya Tissa
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom
linked to: Anuradhapura Kingdom