Tren a las Nubes route
E307093
The Tren a las Nubes route is a famous high-altitude tourist railway in northwestern Argentina that traverses the Andes with dramatic viaducts, tunnels, and mountain scenery.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tren a las Nubes route canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2883597 — 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: Tren a las Nubes route Context triple: [Salta Province, contains, Tren a las Nubes route]
-
A.
Tucson Train
"Tucson Train" is a song by Bruce Springsteen from his album *Western Stars*, reflecting themes of longing, change, and emotional renewal.
-
B.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
-
C.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
-
D.
Tren Ligero
Tren Ligero is a light rail transit system in Mexico City that complements the metro and bus networks by serving southern areas of the city.
-
E.
California Zephyr
The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
- 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: Tren a las Nubes route Target entity description: The Tren a las Nubes route is a famous high-altitude tourist railway in northwestern Argentina that traverses the Andes with dramatic viaducts, tunnels, and mountain scenery.
-
A.
Tucson Train
"Tucson Train" is a song by Bruce Springsteen from his album *Western Stars*, reflecting themes of longing, change, and emotional renewal.
-
B.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
-
C.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
-
D.
Tren Ligero
Tren Ligero is a light rail transit system in Mexico City that complements the metro and bus networks by serving southern areas of the city.
-
E.
California Zephyr
The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
railway line
ⓘ
tourist railway route ⓘ |
| approximateLength | about 217 kilometres ⓘ |
| constructionEnd | 1940s ⓘ |
| constructionStart | 1920s ⓘ |
| country | Argentina ⓘ |
| designedBy | Richard Maury ⓘ |
| electrification | non-electrified ⓘ |
| endPoint |
La Polvorilla viaduct
ⓘ
linked to:
Viaducto La Polvorilla
San Antonio de los Cobres ⓘ |
| feature |
dramatic viaducts
ⓘ
high-altitude railway ⓘ mountain scenery ⓘ tunnels ⓘ |
| gauge | 1,000 mm metre gauge ⓘ |
| hasBridge | multiple steel viaducts ⓘ |
| hasStation |
Campo Quijano
ⓘ
Salta station ⓘ San Antonio de los Cobres ⓘ |
| hasTunnel | multiple mountain tunnels ⓘ |
| hasViewOf |
Andean landscapes
ⓘ
deep mountain valleys ⓘ high-altitude plateaus ⓘ |
| highestElevation | about 4,220 metres above sea level ⓘ |
| languageOfName | Spanish ⓘ |
| locatedIn |
Andes
ⓘ
northwestern Argentina ⓘ |
| marketingName | Tren a las Nubes ⓘ |
| nameMeaning |
Train to the Clouds
ⓘ
linked to:
Tren a las Nubes
|
| notableFor |
engineering works in difficult mountain terrain
ⓘ
one of the highest railways in the world ⓘ |
| notableStructure |
La Polvorilla viaduct
ⓘ
linked to:
Viaducto La Polvorilla
|
| operatedAs | tourist service ⓘ |
| originalPurpose | freight and passenger transport ⓘ |
| partOf |
General Belgrano Railway
ⓘ
linked to:
Belgrano Railway
|
| passesThrough |
Puna de Atacama region
ⓘ
linked to:
Puna de Atacama
Quebrada del Toro ⓘ |
| railwaySystem | metre-gauge network of northwest Argentina ⓘ |
| region | Salta Province ⓘ |
| safetyConcern | altitude sickness risk for passengers ⓘ |
| seasonalOperation | mainly during dry season ⓘ |
| startPoint |
Salta
ⓘ
linked to:
Salta (city)
|
| tourismType |
adventure tourism
ⓘ
scenic railway tourism ⓘ |
| touristAttractionIn | Salta Province ⓘ |
| trackType | single track ⓘ |
| tractionType | diesel locomotives ⓘ |
| transportMode | rail ⓘ |
| usesInfrastructureOf |
General Belgrano Railway
ⓘ
linked to:
Belgrano Railway
|
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: Tren a las Nubes route Description of subject: The Tren a las Nubes route is a famous high-altitude tourist railway in northwestern Argentina that traverses the Andes with dramatic viaducts, tunnels, and mountain scenery.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.