Lerma–Santiago–Pacific hydrological region
E585641
The Lerma–Santiago–Pacific hydrological region is a major Mexican drainage system that channels waters from central highland basins, including the Lerma River, through the Santiago River to the Pacific Ocean.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T6331217 — 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: Lerma–Santiago–Pacific hydrological region Context triple: [Lerma River basin, partOfHydrologicalRegion, Lerma–Santiago–Pacific hydrological region]
-
A.
Lerma River basin
The Lerma River basin is a major hydrological region in central Mexico that collects waters from numerous mountain ranges and supports extensive agricultural, urban, and industrial areas before ultimately feeding into Lake Chapala.
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B.
Río Conchos basin
The Río Conchos basin is a major river basin in northern Mexico that drains the eastern slopes of the Sierra Tarahumara before flowing into the Rio Grande.
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C.
Santa Cruz River basin
The Santa Cruz River basin is the watershed region in southern Arizona and northern Mexico that collects and channels surface and groundwater feeding the Santa Cruz River system.
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D.
San Lorenzo River watershed
The San Lorenzo River watershed is a drainage basin in California’s Santa Cruz Mountains that collects rainfall and streamflow feeding the San Lorenzo River and its surrounding ecosystems and communities.
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E.
Usumacinta–Grijalva river system
The Usumacinta–Grijalva river system is a major interconnected river basin in southeastern Mexico and parts of Guatemala, known for its high discharge, rich biodiversity, and importance to regional ecosystems and human settlements.
- 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: Lerma–Santiago–Pacific hydrological region Target entity description: The Lerma–Santiago–Pacific hydrological region is a major Mexican drainage system that channels waters from central highland basins, including the Lerma River, through the Santiago River to the Pacific Ocean.
-
A.
Lerma River basin
The Lerma River basin is a major hydrological region in central Mexico that collects waters from numerous mountain ranges and supports extensive agricultural, urban, and industrial areas before ultimately feeding into Lake Chapala.
-
B.
Río Conchos basin
The Río Conchos basin is a major river basin in northern Mexico that drains the eastern slopes of the Sierra Tarahumara before flowing into the Rio Grande.
-
C.
Santa Cruz River basin
The Santa Cruz River basin is the watershed region in southern Arizona and northern Mexico that collects and channels surface and groundwater feeding the Santa Cruz River system.
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D.
San Lorenzo River watershed
The San Lorenzo River watershed is a drainage basin in California’s Santa Cruz Mountains that collects rainfall and streamflow feeding the San Lorenzo River and its surrounding ecosystems and communities.
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E.
Usumacinta–Grijalva river system
The Usumacinta–Grijalva river system is a major interconnected river basin in southeastern Mexico and parts of Guatemala, known for its high discharge, rich biodiversity, and importance to regional ecosystems and human settlements.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | hydrological region ⓘ |
| country | Mexico ⓘ |
| drainsInto | Pacific Ocean NERFINISHED ⓘ |
| flowsThroughState |
Aguascalientes
NERFINISHED
ⓘ
Baja California Sur NERFINISHED ⓘ Colima NERFINISHED ⓘ Durango NERFINISHED ⓘ Guanajuato NERFINISHED ⓘ Jalisco NERFINISHED ⓘ Michoacán NERFINISHED ⓘ Nayarit NERFINISHED ⓘ Querétaro NERFINISHED ⓘ State of Mexico NERFINISHED ⓘ Zacatecas NERFINISHED ⓘ |
| hasComponentRiver |
Lerma River
NERFINISHED
ⓘ
Río Duero (Michoacán) NERFINISHED ⓘ Río Turbio NERFINISHED ⓘ Río Verde (Jalisco) NERFINISHED ⓘ Santiago River NERFINISHED ⓘ |
| hasEnvironmentalIssue |
eutrophication in Lake Chapala
ⓘ
overexploitation of water resources ⓘ water pollution ⓘ |
| hasIntermediateWaterBody | Lake Chapala NERFINISHED ⓘ |
| hasMajorCityInBasin |
Guadalajara
NERFINISHED
ⓘ
León, Guanajuato NERFINISHED ⓘ Morelia NERFINISHED ⓘ Toluca NERFINISHED ⓘ |
| hasMajorUse |
hydroelectric power generation
ⓘ
irrigation ⓘ urban water supply ⓘ |
| hasManagementAuthority | National Water Commission of Mexico NERFINISHED ⓘ |
| hasMouthNear | Pacific coast of Nayarit ⓘ |
| hasOutflow | Pacific Ocean NERFINISHED ⓘ |
| hasRiverSystem | Lerma–Chapala–Santiago river system NERFINISHED ⓘ |
| hasSpanishName | Región Hidrológica Lerma–Santiago–Pacífico NERFINISHED ⓘ |
| includesBasin |
Lerma River basin
NERFINISHED
ⓘ
Santiago River basin NERFINISHED ⓘ |
| includesLake | Lake Chapala NERFINISHED ⓘ |
| includesRiver |
Lerma River
NERFINISHED
ⓘ
Río Grande de Santiago NERFINISHED ⓘ Santiago River NERFINISHED ⓘ |
| isMajorDrainageSystemOf | Mexican central plateau ⓘ |
| locatedIn |
central Mexico
ⓘ
western Mexico ⓘ |
| partOf | Mexican hydrological regions system ⓘ |
| sourceRegion | Mexican central highlands ⓘ |
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: Lerma–Santiago–Pacific hydrological region Description of subject: The Lerma–Santiago–Pacific hydrological region is a major Mexican drainage system that channels waters from central highland basins, including the Lerma River, through the Santiago River to the Pacific Ocean.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lerma–Santiago basin
this entity surface form:
Lerma–Chapala hydrological region
this entity surface form:
Lerma–Chapala–Pátzcuaro hydrological region
this entity surface form:
Lerma–Santiago basin
this entity surface form:
Lerma–Chapala–Santiago hydrological system