Mariel
E123214
Mariel is a Cuban port city best known as the departure point for the 1980 Mariel boatlift, during which thousands of Cubans emigrated to the United States.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mariel canonical | 4 |
| Mariel harbor | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1020621 — 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: Mariel Context triple: [Mariel boatlift, portOfDeparture, Mariel]
-
A.
Somosta
Somosta is a town located within Egypt's Beni Suef Governorate, known as one of the local urban centers in this Upper Egyptian region.
-
B.
Toa Baja
Toa Baja is a coastal municipality in northern Puerto Rico, known for its proximity to San Juan and its mix of urban, industrial, and residential areas.
-
C.
Rosario
Rosario is a major Argentine port city and industrial center located in the province of Santa Fe.
-
D.
Colma
Colma is a small town in San Mateo County, California, best known for its numerous cemeteries and nickname as the "City of Souls."
-
E.
Colonia Tránsito
Colonia Tránsito is a neighborhood in central Mexico City located within the Cuauhtémoc borough, known for its urban residential character and proximity to the historic downtown area.
- 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: Mariel Target entity description: Mariel is a Cuban port city best known as the departure point for the 1980 Mariel boatlift, during which thousands of Cubans emigrated to the United States.
-
A.
Somosta
Somosta is a town located within Egypt's Beni Suef Governorate, known as one of the local urban centers in this Upper Egyptian region.
-
B.
Toa Baja
Toa Baja is a coastal municipality in northern Puerto Rico, known for its proximity to San Juan and its mix of urban, industrial, and residential areas.
-
C.
Rosario
Rosario is a major Argentine port city and industrial center located in the province of Santa Fe.
-
D.
Colma
Colma is a small town in San Mateo County, California, best known for its numerous cemeteries and nickname as the "City of Souls."
-
E.
Colonia Tránsito
Colonia Tránsito is a neighborhood in central Mexico City located within the Cuauhtémoc borough, known for its urban residential character and proximity to the historic downtown area.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
municipality
ⓘ
port city ⓘ |
| administrativeDivisionOf | Artemisa Province ⓘ |
| borderedBy | Caribbean Sea ⓘ |
| climate | tropical climate ⓘ |
| continent | North America ⓘ |
| country | Cuba ⓘ |
| countryDuringBoatlift |
Cuba
ⓘ
surface form:
Republic of Cuba
|
| distanceFromHavana | about 40 kilometers west ⓘ |
| eventDate |
Mariel boatlift
ⓘ
surface form:
1980 Mariel boatlift
|
| governingBody | municipal government of Mariel ⓘ |
| hasEconomicActivity |
shipping
ⓘ
trade ⓘ |
| hasEconomicRole | supports Cuban maritime trade ⓘ |
| hasHarbor |
Mariel
self-linksurface differs
ⓘ
surface form:
Mariel harbor
|
| hasHistoricalPeriod | Cold War era significance due to 1980 boatlift ⓘ |
| hasInfrastructure | deep-water port ⓘ |
| hasNameOrigin | Spanish language ⓘ |
| hasPort |
Port of Cienfuegos
ⓘ
surface form:
Port of Mariel
|
| historicalSignificance | major emigration point from Cuba to the United States in 1980 ⓘ |
| knownFor | Mariel boatlift ⓘ |
| language | Spanish ⓘ |
| locatedIn | Artemisa Province ⓘ |
| locatedInRegion | Caribbean ⓘ |
| locatedNear |
Havana, Cuba
ⓘ
surface form:
Havana
|
| locatedOn |
Gulf of Mexico
ⓘ
northwestern coast of Cuba ⓘ |
| partOf | western Cuba ⓘ |
| portType | commercial port ⓘ |
| relatedEvent | Cuban emigration to the United States ⓘ |
| relatedTo | United States–Cuba relations ⓘ |
| roleInEvent | main point of departure for Cuban emigrants during the 1980 Mariel boatlift ⓘ |
| sovereignState | Cuba ⓘ |
| strategicImportance | important Cuban port on the Gulf of Mexico ⓘ |
| timezone | Cuba Standard Time ⓘ |
| transportFunction | sea transport hub ⓘ |
| utcOffset | UTC−05:00 ⓘ |
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: Mariel Description of subject: Mariel is a Cuban port city best known as the departure point for the 1980 Mariel boatlift, during which thousands of Cubans emigrated to the United States.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.