Arroyo Alamar
E449739
Arroyo Alamar is a stream in Tijuana, Baja California, that flows through urban and industrial areas and contributes to the region’s hydrology and cross-border environmental concerns.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Arroyo Alamar canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4489121 — 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: Arroyo Alamar Context triple: [Tijuana River, tributary, Arroyo Alamar]
-
A.
Arroyo
Arroyo is a Spanish-origin surname commonly found in Spanish-speaking countries and among Hispanic communities worldwide.
-
B.
Arroyo Naranjo
Arroyo Naranjo is a municipality in Cuba known as one of the administrative divisions of the Havana metropolitan area.
-
C.
Río Almendares
Río Almendares is a major river in Havana, Cuba, known for flowing through the city and forming part of its western boundary before reaching the coast.
-
D.
Lerma River
The Lerma River is one of central Mexico’s most important rivers, serving as a major water source for agriculture, industry, and urban areas across several states.
-
E.
Río Seco
Río Seco is a coastal river in the municipality of Almuñécar in Spain’s Granada province, flowing through the town before reaching the Mediterranean Sea.
- 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: Arroyo Alamar Target entity description: Arroyo Alamar is a stream in Tijuana, Baja California, that flows through urban and industrial areas and contributes to the region’s hydrology and cross-border environmental concerns.
-
A.
Arroyo
Arroyo is a Spanish-origin surname commonly found in Spanish-speaking countries and among Hispanic communities worldwide.
-
B.
Arroyo Naranjo
Arroyo Naranjo is a municipality in Cuba known as one of the administrative divisions of the Havana metropolitan area.
-
C.
Río Almendares
Río Almendares is a major river in Havana, Cuba, known for flowing through the city and forming part of its western boundary before reaching the coast.
-
D.
Lerma River
The Lerma River is one of central Mexico’s most important rivers, serving as a major water source for agriculture, industry, and urban areas across several states.
-
E.
Río Seco
Río Seco is a coastal river in the municipality of Almuñécar in Spain’s Granada province, flowing through the town before reaching the Mediterranean Sea.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
stream ⓘ |
| affects |
downstream water quality in the Tijuana River
ⓘ
downstream water quality in the Tijuana River Estuary ⓘ |
| basinCountry | Mexico NERFINISHED ⓘ |
| contributesTo |
cross-border environmental concerns
ⓘ
regional hydrology of Tijuana ⓘ |
| country | Mexico ⓘ |
| drainageType | ephemeral stream ⓘ |
| flowsInto | Tijuana River NERFINISHED ⓘ |
| flowsThrough |
industrial areas of Tijuana
ⓘ
urban areas of Tijuana ⓘ |
| hasAlternateName | Alamar River NERFINISHED ⓘ |
| hasEnvironmentalIssue |
industrial contamination
ⓘ
solid waste dumping ⓘ water pollution ⓘ |
| hasLandUseAlongBanks |
industrial facilities
ⓘ
informal settlements ⓘ transportation infrastructure ⓘ |
| languageOfToponym | Spanish ⓘ |
| locatedIn |
Baja California
NERFINISHED
ⓘ
Tijuana NERFINISHED ⓘ northwestern Mexico NERFINISHED ⓘ |
| partOf |
Tijuana River watershed
NERFINISHED
ⓘ
cross-border watershed shared by Mexico and the United States ⓘ |
| relevantTo |
US–Mexico border environmental policy
ⓘ
binational watershed management ⓘ |
| subjectOf |
environmental impact studies
ⓘ
restoration proposals ⓘ urban planning debates in Tijuana ⓘ |
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: Arroyo Alamar Description of subject: Arroyo Alamar is a stream in Tijuana, Baja California, that flows through urban and industrial areas and contributes to the region’s hydrology and cross-border environmental concerns.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.