Sumatra
E14825
Sumatra is a large Indonesian island in western Indonesia known for its rich biodiversity, active volcanoes, and significant role in regional trade and history.
All labels observed (10)
| Label | Occurrences |
|---|---|
| Sumatra canonical | 296 |
| island of Sumatra | 10 |
| Sumatra region | 8 |
| Sumatra Island | 4 |
| Island of Sumatra | 2 |
| Sumatra, Indonesia | 2 |
| Indonesia Sumatra | 1 |
| Sumatra (parts) | 1 |
| Sumatra region of Indonesia | 1 |
| eastern Sumatra | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T50657 — 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: Sumatra Context triple: [Dutch East Indies, majorIsland, Sumatra]
-
A.
Indonesia
Indonesia is a large Southeast Asian nation made up of thousands of islands, known for its diverse cultures, significant natural resources, and status as one of the world’s largest emerging economies.
-
B.
Dutch East Indies
The Dutch East Indies was a vast Dutch colonial territory in Southeast Asia that largely corresponds to present-day Indonesia and played a central role in global spice and trade networks.
-
C.
Malaysia
Malaysia is a Southeast Asian country on the Malay Peninsula and parts of Borneo, known for its multicultural society, tropical rainforests, and rapidly developing economy.
-
D.
Southeast Asia
Southeast Asia is a geographically and culturally diverse region of Asia comprising countries such as Thailand, Vietnam, Indonesia, and Malaysia, situated between the Indian and Pacific Oceans.
-
E.
Medang Kingdom
The Medang Kingdom was an early medieval Javanese Hindu-Buddhist polity in Central and later East Java, known for its temple complexes and role in the development of classical Javanese culture.
- 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: Sumatra Target entity description: Sumatra is a large Indonesian island in western Indonesia known for its rich biodiversity, active volcanoes, and significant role in regional trade and history.
-
A.
Indonesia
Indonesia is a large Southeast Asian nation made up of thousands of islands, known for its diverse cultures, significant natural resources, and status as one of the world’s largest emerging economies.
-
B.
Dutch East Indies
The Dutch East Indies was a vast Dutch colonial territory in Southeast Asia that largely corresponds to present-day Indonesia and played a central role in global spice and trade networks.
-
C.
Malaysia
Malaysia is a Southeast Asian country on the Malay Peninsula and parts of Borneo, known for its multicultural society, tropical rainforests, and rapidly developing economy.
-
D.
Southeast Asia
Southeast Asia is a geographically and culturally diverse region of Asia comprising countries such as Thailand, Vietnam, Indonesia, and Malaysia, situated between the Indian and Pacific Oceans.
-
E.
Medang Kingdom
The Medang Kingdom was an early medieval Javanese Hindu-Buddhist polity in Central and later East Java, known for its temple complexes and role in the development of classical Javanese culture.
- F. None of above. chosen
Statements (93)
| Predicate | Object |
|---|---|
| instanceOf |
caldera lake
ⓘ
city ⓘ city ⓘ geographical region ⓘ island ⓘ |
| area | approximately 473,000 square kilometers ⓘ |
| borderedBy |
Andaman Sea
ⓘ
Indian Ocean ⓘ Strait of Malacca ⓘ |
| centeredOn | Sumatra self-linksurface differs ⓘ |
| colonialHistory | part of Dutch East Indies ⓘ |
| country | Indonesia ⓘ |
| dividedInto |
Aceh
ⓘ
Bangka Belitung Islands ⓘ Bengkulu ⓘ Jambi ⓘ Lampung ⓘ North Sumatra ⓘ Riau ⓘ Riau Islands ⓘ South Sumatra ⓘ West Sumatra ⓘ |
| economyBasedOn |
coal mining
ⓘ
coffee cultivation ⓘ natural gas production ⓘ palm oil production ⓘ petroleum extraction ⓘ rubber production ⓘ |
| elevation | about 3,805 meters ⓘ |
| experiencedEvent |
2004 Indian Ocean earthquake and tsunami
ⓘ
surface form:
2004 Indian Ocean earthquake
|
| hadKingdom |
Minangkabau
ⓘ
surface form:
Minangkabau realm
Srivijaya Empire ⓘ
surface form:
Srivijaya
|
| hasBiodiversity |
Asian elephant populations
ⓘ
Sumatran orangutan ⓘ Sumatran rhinoceros ⓘ Sumatran tiger ⓘ |
| hasEnvironmentalIssue |
deforestation
ⓘ
habitat loss ⓘ peatland fires ⓘ |
| hasEthnicGroup |
Acehnese
ⓘ
Batak ⓘ Malay ⓘ Minangkabau ⓘ |
| hasFeature |
active volcanoes
ⓘ
large peat swamp forests ⓘ tropical rainforests ⓘ |
| hasHighestPoint | Mount Kerinci ⓘ |
| hasLake | Lake Toba ⓘ |
| hasLanguage |
Acehnese
ⓘ
surface form:
Acehnese language
Batak ⓘ
surface form:
Batak languages
Indonesian ⓘ Malay dialects ⓘ Minangkabau language ⓘ |
| hasMajorCity |
Bandar Lampung
ⓘ
Medan ⓘ Padang ⓘ Palembang ⓘ Pekanbaru ⓘ |
| hasMountainRange | Barisan Mountains ⓘ |
| hasReligion |
Buddhism
ⓘ
Christianity ⓘ Hinduism ⓘ Islam ⓘ |
| hasRiver |
Asahan River
ⓘ
Batang Hari River ⓘ Musi River ⓘ |
| hasSeismicActivity | frequent earthquakes ⓘ |
| historicalRole |
center of several historical kingdoms
ⓘ
important node in regional trade ⓘ |
| locatedIn |
Malay Archipelago
ⓘ
Southeast Asia ⓘ western Indonesia ⓘ |
| locatedOn |
Sumatra
self-linksurface differs
ⓘ
Sumatra self-linksurface differs ⓘ Sumatra self-linksurface differs ⓘ Sumatra self-linksurface differs ⓘ Sumatra self-linksurface differs ⓘ Sumatra self-linksurface differs ⓘ Sumatra self-linksurface differs ⓘ Sumatra self-linksurface differs ⓘ |
| partOf | Greater Sunda Islands ⓘ |
| rank |
largest island entirely in Indonesia
ⓘ
sixth-largest island in the world ⓘ |
| role | largest city on Sumatra ⓘ |
| separatedBy |
Karimata Strait
ⓘ
Strait of Malacca ⓘ Sunda Strait ⓘ |
| separatedFrom |
Borneo
ⓘ
Java ⓘ Malay Peninsula ⓘ |
| tectonicSetting | near Sunda megathrust ⓘ |
| timeZone |
Western Indonesian Time
ⓘ
surface form:
Western Indonesia Time
|
| UTCOffset | +7 ⓘ |
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: Sumatra Description of subject: Sumatra is a large Indonesian island in western Indonesia known for its rich biodiversity, active volcanoes, and significant role in regional trade and history.
Referenced by (326)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Suvarnabhumi