former Lake Zumpango
E51864
Former Lake Zumpango was one of the historical lakes in the Valley of Mexico, part of the interconnected lacustrine system that once surrounded and supported the Aztec capital region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| former Lake Zumpango canonical | 2 |
| Lake Zumpango | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T404260 — 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: former Lake Zumpango Context triple: [Valley of Mexico, contains, former Lake Zumpango]
-
A.
former Lake Chalco
Former Lake Chalco was one of the shallow lakes that once covered part of the southern Valley of Mexico, historically important for its chinampa (floating garden) agriculture before being largely drained in the colonial and modern periods.
-
B.
Lake Texcoco
Lake Texcoco was a large, now mostly drained lake in the Valley of Mexico that once surrounded the Aztec capital Tenochtitlan and is central to Mexico’s national origin myth.
-
C.
Lake Managua
Lake Managua is a large freshwater lake in western Nicaragua, notable for bordering the capital city of Managua and being one of Central America’s major inland water bodies.
-
D.
Laguna del Condado
Laguna del Condado is a coastal lagoon in the Condado district of San Juan, Puerto Rico, known for its calm waters, urban shoreline, and recreational activities like kayaking and paddleboarding.
-
E.
San Andreas Lake
San Andreas Lake is a long, narrow reservoir on the San Francisco Peninsula in California, best known for lending its name to the nearby San Andreas Fault.
- 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: former Lake Zumpango Target entity description: Former Lake Zumpango was one of the historical lakes in the Valley of Mexico, part of the interconnected lacustrine system that once surrounded and supported the Aztec capital region.
-
A.
former Lake Chalco
Former Lake Chalco was one of the shallow lakes that once covered part of the southern Valley of Mexico, historically important for its chinampa (floating garden) agriculture before being largely drained in the colonial and modern periods.
-
B.
Lake Texcoco
Lake Texcoco was a large, now mostly drained lake in the Valley of Mexico that once surrounded the Aztec capital Tenochtitlan and is central to Mexico’s national origin myth.
-
C.
Lake Managua
Lake Managua is a large freshwater lake in western Nicaragua, notable for bordering the capital city of Managua and being one of Central America’s major inland water bodies.
-
D.
Laguna del Condado
Laguna del Condado is a coastal lagoon in the Condado district of San Juan, Puerto Rico, known for its calm waters, urban shoreline, and recreational activities like kayaking and paddleboarding.
-
E.
San Andreas Lake
San Andreas Lake is a long, narrow reservoir on the San Francisco Peninsula in California, best known for lending its name to the nearby San Andreas Fault.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
endorheic basin
ⓘ
former lake ⓘ |
| basinCountry | Mexico ⓘ |
| category |
Former lakes of North America
ⓘ
Geography of the State of Mexico ⓘ Lakes of the Valley of Mexico ⓘ |
| causeOfDisappearance |
drainage and desiccation projects
ⓘ
urban expansion in the Valley of Mexico ⓘ |
| climateRegion | Mexican Plateau ⓘ |
| connectedTo |
former Lake Chalco
ⓘ
former Lake Texcoco ⓘ former Lake Xaltocan ⓘ former Lake Xochimilco ⓘ |
| country | Mexico ⓘ |
| culturalSignificance | part of the lake system that sustained the Aztec capital region ⓘ |
| drainedBy | artificial drainage works of the Valley of Mexico ⓘ |
| elevationRelativeToSeaLevel | high-altitude lake ⓘ |
| environmentalImpact |
loss of wetland habitat
ⓘ
reduction of biodiversity in the Valley of Mexico ⓘ |
| geologicalSetting | closed high-altitude basin ⓘ |
| historicalFunction |
part of the hydrological regulation of the Valley of Mexico
ⓘ
support system for settlements in the northern Valley of Mexico ⓘ |
| historicalPeriod |
Postclassic period of Mesoamerica
ⓘ
surface form:
Aztec period
colonial period in Mexico ⓘ pre-Columbian era ⓘ |
| hydrologicalSystem | closed basin of the Valley of Mexico ⓘ |
| languageOfToponym | Nahuatl ⓘ |
| locatedIn | Valley of Mexico ⓘ |
| locatedInAdministrativeEntity | State of Mexico ⓘ |
| northOf |
Lake Texcoco
ⓘ
surface form:
former Lake Texcoco
|
| northwestOf | Mexico City ⓘ |
| partOf |
drainage works of the Valley of Mexico (colonial and modern)
ⓘ
historical lakes of the Valley of Mexico ⓘ interconnected lacustrine system of the Valley of Mexico ⓘ |
| presentCondition |
largely drained
ⓘ
remnants represented by modern Zumpango water bodies and wetlands ⓘ |
| region | central Mexico ⓘ |
| relatedTo |
Tenochtitlan
ⓘ
surface form:
Aztec capital Tenochtitlan
Valley of Mexico lake drainage history ⓘ |
| supportedActivity |
agriculture
ⓘ
fishing ⓘ transportation by canoe ⓘ |
| usedBy |
Aztec Empire
ⓘ
surface form:
Aztec civilization
pre-Hispanic peoples of the Valley of Mexico ⓘ |
| waterType | freshwater lake ⓘ |
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: former Lake Zumpango Description of subject: Former Lake Zumpango was one of the historical lakes in the Valley of Mexico, part of the interconnected lacustrine system that once surrounded and supported the Aztec capital region.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lake Zumpango