Havana Tunnel
E301160
The Havana Tunnel is an underwater vehicular tunnel in Cuba that passes beneath the entrance of Havana Bay, connecting central Havana with the eastern side of the city.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Havana Tunnel canonical | 1 |
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
road tunnel
ⓘ
underwater vehicular tunnel ⓘ |
| connects |
Havana city center and eastern Havana
ⓘ
central Havana ⓘ eastern side of Havana ⓘ |
| country | Cuba ⓘ |
| crosses |
Havana Bay
ⓘ
surface form:
Havana Bay entrance
|
| hasAccess |
central Havana road network
ⓘ
eastern Havana road network ⓘ |
| hasFunction |
cross-harbor road link
ⓘ
urban connectivity ⓘ |
| hasGeographicContext |
Caribbean
ⓘ
surface form:
Caribbean region
|
| hasLanguageRegion | Spanish-speaking region ⓘ |
| hasLocationRelativeToCity | beneath entrance to Havana Bay ⓘ |
| hasNearbyFeature |
Havana Bay
ⓘ
central Havana waterfront ⓘ |
| hasStructureType | submerged tunnel ⓘ |
| isInBodyOfWater | Havana Bay ⓘ |
| isInCountryCapital | capital city of Cuba ⓘ |
| isPartOf | transport network of Havana ⓘ |
| locatedIn |
Havana, Cuba
ⓘ
surface form:
Havana
Havana, Cuba ⓘ
surface form:
Havana Bay area
|
| locatedOnContinent | North America ⓘ |
| partOf | road infrastructure of Havana ⓘ |
| passesUnder | entrance of Havana Bay ⓘ |
| servesCity |
Havana, Cuba
ⓘ
surface form:
Havana
|
| servesRegion | eastern Havana ⓘ |
| transportMode | road vehicles ⓘ |
| usedFor | vehicular 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: Havana Tunnel Description of subject: The Havana Tunnel is an underwater vehicular tunnel in Cuba that passes beneath the entrance of Havana Bay, connecting central Havana with the eastern side of the city.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.