Indian Ocean drainage basin
E507668
The Indian Ocean drainage basin is the vast hydrological region encompassing all land areas whose rivers and streams ultimately flow into the Indian Ocean.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Indian Ocean basin | 11 |
| Indian Ocean drainage basin canonical | 7 |
| Indian Ocean Basin | 1 |
| Indian Ocean drainage basins | 1 |
| Java Sea–Indian Ocean watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5268376 — 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: Indian Ocean drainage basin Context triple: [Great Usutu River, partOf, Indian Ocean drainage basin]
-
A.
Indian Ocean
The Indian Ocean is the world’s third-largest ocean, lying between Africa, Asia, Australia, and the Southern Ocean, and serving as a major route for global trade and maritime activity.
-
B.
Southwest Indian Ocean
The Southwest Indian Ocean is a region of the Indian Ocean off the southeastern coast of Africa, known for its strong western boundary currents, complex eddies, and significant role in global ocean circulation and climate.
-
C.
Indian Ocean Central Water
Indian Ocean Central Water is a mid-depth water mass in the Indian Ocean characterized by relatively uniform temperature and salinity, formed through subduction and mixing in subtropical regions.
-
D.
Indian Ocean–Southern Ocean marine region
The Indian Ocean–Southern Ocean marine region is a vast biogeographic area encompassing the transitional waters and ecosystems where the Indian and Southern Oceans meet, including features such as the Great Australian Bight.
-
E.
Pacific Ocean drainage basin
The Pacific Ocean drainage basin is the vast hydrological region encompassing all land areas whose rivers and streams ultimately flow into the Pacific Ocean.
- 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: Indian Ocean drainage basin Target entity description: The Indian Ocean drainage basin is the vast hydrological region encompassing all land areas whose rivers and streams ultimately flow into the Indian Ocean.
-
A.
Indian Ocean
The Indian Ocean is the world’s third-largest ocean, lying between Africa, Asia, Australia, and the Southern Ocean, and serving as a major route for global trade and maritime activity.
-
B.
Southwest Indian Ocean
The Southwest Indian Ocean is a region of the Indian Ocean off the southeastern coast of Africa, known for its strong western boundary currents, complex eddies, and significant role in global ocean circulation and climate.
-
C.
Indian Ocean Central Water
Indian Ocean Central Water is a mid-depth water mass in the Indian Ocean characterized by relatively uniform temperature and salinity, formed through subduction and mixing in subtropical regions.
-
D.
Indian Ocean–Southern Ocean marine region
The Indian Ocean–Southern Ocean marine region is a vast biogeographic area encompassing the transitional waters and ecosystems where the Indian and Southern Oceans meet, including features such as the Great Australian Bight.
-
E.
Pacific Ocean drainage basin
The Pacific Ocean drainage basin is the vast hydrological region encompassing all land areas whose rivers and streams ultimately flow into the Pacific Ocean.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf | drainage basin ⓘ |
| borders |
Arctic Ocean drainage basin
NERFINISHED
ⓘ
Atlantic Ocean drainage basin NERFINISHED ⓘ Pacific Ocean drainage basin NERFINISHED ⓘ endorheic drainage basins ⓘ |
| drainageAreaOf | Indian Ocean NERFINISHED ⓘ |
| drainsInto | Indian Ocean NERFINISHED ⓘ |
| hasPart |
Andaman Sea coastal drainage
ⓘ
Arabian Sea coastal drainage ⓘ Arafura Sea coastal drainage ⓘ Ayeyarwady River basin NERFINISHED ⓘ Bay of Bengal coastal drainage NERFINISHED ⓘ Cauvery River basin NERFINISHED ⓘ Eastern African coastal drainage NERFINISHED ⓘ Fly River basin NERFINISHED ⓘ Ganges–Brahmaputra–Meghna river basin NERFINISHED ⓘ Godavari River basin NERFINISHED ⓘ Gulf of Aden coastal drainage NERFINISHED ⓘ Indus River basin NERFINISHED ⓘ Irrawaddy River basin NERFINISHED ⓘ Irrawaddy-Salween coastal basins NERFINISHED ⓘ Jubba River basin NERFINISHED ⓘ Krishna River basin NERFINISHED ⓘ Limpopo River basin NERFINISHED ⓘ Madagascar coastal drainage NERFINISHED ⓘ Mahanadi River basin NERFINISHED ⓘ Mekong River basin NERFINISHED ⓘ Mozambique Channel coastal drainage ⓘ Narmada River basin NERFINISHED ⓘ Persian Gulf coastal drainage ⓘ Red Sea coastal drainage NERFINISHED ⓘ Rufiji River basin NERFINISHED ⓘ Salween River basin NERFINISHED ⓘ Shabelle River basin NERFINISHED ⓘ Sri Lankan river basins ⓘ Sumatran river basins NERFINISHED ⓘ Tana River basin NERFINISHED ⓘ Tapti River basin NERFINISHED ⓘ Timor Sea coastal drainage ⓘ Western Australian coastal drainage ⓘ Western Australian river basins ⓘ Zambezi River basin NERFINISHED ⓘ |
| includes |
rivers flowing into the Andaman Sea
ⓘ
rivers flowing into the Arabian Sea ⓘ rivers flowing into the Bay of Bengal ⓘ rivers flowing into the Mozambique Channel ⓘ rivers flowing into the Persian Gulf ⓘ rivers flowing into the Red Sea ⓘ |
| locatedIn |
Africa
ⓘ
Antarctica ⓘ Asia ⓘ Australia ⓘ |
| partOf | World ocean drainage system ⓘ |
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: Indian Ocean drainage basin Description of subject: The Indian Ocean drainage basin is the vast hydrological region encompassing all land areas whose rivers and streams ultimately flow into the Indian Ocean.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Java Sea–Indian Ocean watershed
this entity surface form:
Indian Ocean drainage basins
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean Basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin
this entity surface form:
Indian Ocean basin