Cape gauge
E253832
Cape gauge is a narrow railway track gauge of 3 feet 6 inches (1,067 mm) widely used in southern Africa and other parts of the world for mainline and regional railways.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cape gauge canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2300304 — 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: Cape gauge Context triple: [Victoria Falls Bridge, gauge, Cape gauge]
-
A.
Gage
Gage is a surname of English origin borne by various notable individuals, including historical and contemporary figures.
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B.
Iberian gauge
Iberian gauge is a broad railway track gauge, wider than the international standard gauge, predominantly used on mainline railways in Spain and Portugal.
-
C.
Clipper
Clipper is a reloadable contactless smart card system used for paying fares on public transit across the San Francisco Bay Area.
-
D.
Barlow
Barlow is a surname most notably associated with John Perry Barlow, the American poet, essayist, and co-founder of the Electronic Frontier Foundation.
-
E.
Rimington
Rimington is a small rural village and civil parish in the Ribble Valley district of Lancashire, England.
- 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: Cape gauge Target entity description: Cape gauge is a narrow railway track gauge of 3 feet 6 inches (1,067 mm) widely used in southern Africa and other parts of the world for mainline and regional railways.
-
A.
Gage
Gage is a surname of English origin borne by various notable individuals, including historical and contemporary figures.
-
B.
Iberian gauge
Iberian gauge is a broad railway track gauge, wider than the international standard gauge, predominantly used on mainline railways in Spain and Portugal.
-
C.
Clipper
Clipper is a reloadable contactless smart card system used for paying fares on public transit across the San Francisco Bay Area.
-
D.
Barlow
Barlow is a surname most notably associated with John Perry Barlow, the American poet, essayist, and co-founder of the Electronic Frontier Foundation.
-
E.
Rimington
Rimington is a small rural village and civil parish in the Ribble Valley district of Lancashire, England.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
narrow-gauge railway
ⓘ
railway track gauge ⓘ |
| advantage |
better curve negotiation in mountainous terrain
ⓘ
lower construction cost than standard gauge ⓘ |
| disadvantage |
lower axle load capacity than standard gauge
ⓘ
lower maximum speed compared to standard gauge ⓘ |
| gaugeCategory | narrow gauge ⓘ |
| gaugeWidth |
1067 mm
ⓘ
3 ft 6 in ⓘ |
| introducedInRegion | 19th century Southern Africa ⓘ |
| originOfName | Cape Colony ⓘ |
| standardGaugeWidth | 1435 mm ⓘ |
| trackGaugeComparedTo | narrower than standard gauge ⓘ |
| usedFor |
commuter railways
ⓘ
freight railways ⓘ mainline railways ⓘ regional railways ⓘ |
| usedInCountry |
Angola
ⓘ
Australia ⓘ Bolivia ⓘ Botswana ⓘ Brazil ⓘ Chile ⓘ Finland ⓘ Greece ⓘ Indonesia ⓘ Iran ⓘ Iraq ⓘ Ireland ⓘ Israel ⓘ Japan ⓘ Jordan ⓘ Mozambique ⓘ Namibia ⓘ New Zealand ⓘ Norway ⓘ Pakistan ⓘ Peru ⓘ Philippines ⓘ Portugal ⓘ Saudi Arabia ⓘ South Africa ⓘ Spain ⓘ Sri Lanka ⓘ Sweden ⓘ Syria ⓘ Taiwan, Province of China ⓘ
surface form:
Taiwan
Turkey ⓘ United Kingdom ⓘ
surface form:
United Kingdom (historically)
Yemen ⓘ Zambia ⓘ Zimbabwe ⓘ |
| usedInRegion | Southern Africa ⓘ |
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: Cape gauge Description of subject: Cape gauge is a narrow railway track gauge of 3 feet 6 inches (1,067 mm) widely used in southern Africa and other parts of the world for mainline and regional railways.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.