Seletar Expressway
E670539
The Seletar Expressway (SLE) is a major highway in Singapore that connects the northern region, including Woodlands, to the central and northeastern parts of the island.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Seletar Expressway canonical | 6 |
| Seletar Expressway (SLE) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7508587 — 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: Seletar Expressway Context triple: [Woodlands, hasExpresswayAccess, Seletar Expressway]
-
A.
Bukit Timah Expressway
The Bukit Timah Expressway (BKE) is a major north–south expressway in Singapore that connects the northern town of Woodlands to central parts of the island and links with other key expressways.
-
B.
North Lantau Highway
North Lantau Highway is a major expressway in Hong Kong that connects Lantau Island, including Hong Kong International Airport, to the rest of the territory.
-
C.
Hong Kong Link Road
Hong Kong Link Road is the highway connection on the Hong Kong side that links the Hong Kong–Zhuhai–Macau Bridge to Hong Kong’s local road network and airport area.
-
D.
South Klang Valley Expressway
The South Klang Valley Expressway is a major Malaysian highway that serves as a key orbital route around the southern Klang Valley, linking townships such as Putrajaya, Kajang, and Banting while easing congestion on other primary expressways.
-
E.
Bukit Jalil Highway
Bukit Jalil Highway is a major roadway in Kuala Lumpur, Malaysia, that serves as a key access route to the Bukit Jalil area and its sports and residential facilities.
- 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: Seletar Expressway Target entity description: The Seletar Expressway (SLE) is a major highway in Singapore that connects the northern region, including Woodlands, to the central and northeastern parts of the island.
-
A.
Bukit Timah Expressway
The Bukit Timah Expressway (BKE) is a major north–south expressway in Singapore that connects the northern town of Woodlands to central parts of the island and links with other key expressways.
-
B.
North Lantau Highway
North Lantau Highway is a major expressway in Hong Kong that connects Lantau Island, including Hong Kong International Airport, to the rest of the territory.
-
C.
Hong Kong Link Road
Hong Kong Link Road is the highway connection on the Hong Kong side that links the Hong Kong–Zhuhai–Macau Bridge to Hong Kong’s local road network and airport area.
-
D.
South Klang Valley Expressway
The South Klang Valley Expressway is a major Malaysian highway that serves as a key orbital route around the southern Klang Valley, linking townships such as Putrajaya, Kajang, and Banting while easing congestion on other primary expressways.
-
E.
Bukit Jalil Highway
Bukit Jalil Highway is a major roadway in Kuala Lumpur, Malaysia, that serves as a key access route to the Bukit Jalil area and its sports and residential facilities.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
expressway
ⓘ
road infrastructure ⓘ |
| abbreviation | SLE ⓘ |
| accessRestriction |
no non-motorised vehicles
ⓘ
no pedestrians ⓘ |
| connectsRegion |
Woodlands
ⓘ
central Singapore ⓘ northeastern Singapore ⓘ |
| connectsTo |
Central Expressway corridor to central business district
ⓘ
Johor–Singapore Causeway (via Bukit Timah Expressway) ⓘ
linked to:
Johor–Singapore Causeway
|
| country | Singapore ⓘ |
| hasCarriageway | dual carriageway ⓘ |
| hasElectronicRoadPricing | yes ⓘ |
| hasJunctionWith |
Bukit Timah Expressway
ⓘ
Central Expressway ⓘ Johor–Singapore Causeway access roads ⓘ
linked to:
Johor–Singapore Causeway
Tampines Expressway ⓘ |
| hasStructure |
flyovers
ⓘ
interchanges ⓘ viaducts ⓘ |
| hasToll | no ⓘ |
| laneConfiguration | multiple lanes in each direction ⓘ |
| locatedIn | Singapore ⓘ |
| locatedInRegion |
northeastern Singapore
ⓘ
northern Singapore ⓘ |
| maintainedBy | Land Transport Authority of Singapore ⓘ |
| namedAfter | Seletar area ⓘ |
| openedInPeriod | 1990s ⓘ |
| partOf | national road network of Singapore ⓘ |
| partOfNetwork | Singapore expressway network ⓘ |
| primaryFunction | facilitate traffic between northern and northeastern Singapore ⓘ |
| regionServed |
central region of Singapore
ⓘ
northeastern region of Singapore ⓘ northern region of Singapore ⓘ |
| roadType | controlled-access highway ⓘ |
| servesArea |
Punggol
ⓘ
Seletar ⓘ Sembawang ⓘ
linked to:
Sembawang, Singapore
Woodlands ⓘ Yishun ⓘ |
| speedLimit | 90 km/h ⓘ |
| usedFor | motor vehicle traffic ⓘ |
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: Seletar Expressway Description of subject: The Seletar Expressway (SLE) is a major highway in Singapore that connects the northern region, including Woodlands, to the central and northeastern parts of the island.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Seletar Expressway