Ombai Strait
E249373
Ombai Strait is a narrow sea passage in Southeast Asia that separates Timor Island from the Alor Archipelago and forms part of an important deep-water shipping and oceanographic route between the Indian and Pacific Oceans.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ombai Strait canonical | 17 |
| Alor Strait | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1556290 — 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: Ombai Strait Context triple: [Dili, locatedOn, Ombai Strait]
-
A.
Tokara Strait
Tokara Strait is a body of water in southern Japan that separates the Tokara Islands from the Amami Islands, forming part of the boundary between the East China Sea and the Pacific Ocean.
-
B.
Lombok Strait
Lombok Strait is a deep, narrow waterway between the Indonesian islands of Bali and Lombok that serves as a major international shipping route and alternative passage to the nearby Strait of Malacca.
-
C.
Sumba Strait
Sumba Strait is a body of water in eastern Indonesia that separates Sumba Island from neighboring islands and connects parts of the Indian Ocean with the surrounding seas.
-
D.
Sape Strait
Sape Strait is a narrow body of water in eastern Indonesia that separates the islands of Sumbawa and Komodo and serves as an important passage between the Flores Sea and the Indian Ocean.
-
E.
Sōya Strait
Sōya Strait is the narrow sea passage between Japan’s Hokkaido and Russia’s Sakhalin Island, serving as a key shipping route connecting the Sea of Japan with the Sea of Okhotsk.
- 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: Ombai Strait Target entity description: Ombai Strait is a narrow sea passage in Southeast Asia that separates Timor Island from the Alor Archipelago and forms part of an important deep-water shipping and oceanographic route between the Indian and Pacific Oceans.
-
A.
Tokara Strait
Tokara Strait is a body of water in southern Japan that separates the Tokara Islands from the Amami Islands, forming part of the boundary between the East China Sea and the Pacific Ocean.
-
B.
Lombok Strait
Lombok Strait is a deep, narrow waterway between the Indonesian islands of Bali and Lombok that serves as a major international shipping route and alternative passage to the nearby Strait of Malacca.
-
C.
Sumba Strait
Sumba Strait is a body of water in eastern Indonesia that separates Sumba Island from neighboring islands and connects parts of the Indian Ocean with the surrounding seas.
-
D.
Sape Strait
Sape Strait is a narrow body of water in eastern Indonesia that separates the islands of Sumbawa and Komodo and serves as an important passage between the Flores Sea and the Indian Ocean.
-
E.
Sōya Strait
Sōya Strait is the narrow sea passage between Japan’s Hokkaido and Russia’s Sakhalin Island, serving as a key shipping route connecting the Sea of Japan with the Sea of Okhotsk.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
sea passage
ⓘ
strait ⓘ |
| borders | Timor-Leste ⓘ |
| connects |
Banda Sea
ⓘ
Indian Ocean ⓘ Pacific Ocean ⓘ Savu Sea ⓘ |
| country | Indonesia ⓘ |
| governedBy | United Nations Convention on the Law of the Sea ⓘ |
| hasBiodiversity | rich marine ecosystems ⓘ |
| hasCharacteristic |
deep-water channel
ⓘ
narrow ⓘ |
| hasCurrent | strong tidal currents ⓘ |
| hasOceanographicRole |
conduit for warm, low-salinity Pacific waters into the Indian Ocean
ⓘ
important for global thermohaline circulation ⓘ |
| locatedIn | Southeast Asia ⓘ |
| near |
Alor Island
ⓘ
Atauro Island ⓘ north coast of Timor Island ⓘ |
| partOf |
Indonesian Throughflow pathway
ⓘ
linked to:
Indonesian Throughflow
Indonesian archipelagic sea lanes system ⓘ
linked to:
Indonesian archipelagic sea lanes
maritime route between the Indian Ocean and the Pacific Ocean ⓘ |
| region | Lesser Sunda Islands ⓘ |
| separates |
Alor Archipelago
ⓘ
linked to:
Alor archipelago
Timor Island ⓘ
linked to:
Timor
|
| usedFor |
international shipping
ⓘ
oceanographic research ⓘ submarine navigation ⓘ |
| waterwayType | international strait ⓘ |
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: Ombai Strait Description of subject: Ombai Strait is a narrow sea passage in Southeast Asia that separates Timor Island from the Alor Archipelago and forms part of an important deep-water shipping and oceanographic route between the Indian and Pacific Oceans.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Wallace Line concept in biogeography
linked to: Ombai Strait
subject linked to:
ITF