Battle of Cerro Porteño
E859739
The Battle of Cerro Porteño was a significant early engagement in the Paraguayan War (War of the Triple Alliance), in which Paraguayan forces under Francisco Solano López clashed with Brazilian troops near the Cerro Porteño hill in 1866.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of Cerro Porteño canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10372429 — 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: Battle of Cerro Porteño Context triple: [Cerro Porteño, namedAfter, Battle of Cerro Porteño]
-
A.
Battle of Cerro Corá
The Battle of Cerro Corá (1870) was the final engagement of the Paraguayan War, marking the death of President Francisco Solano López and effectively ending the conflict.
-
B.
Battle of Tacuarembó
The Battle of Tacuarembó was a decisive 1820 clash in present-day Uruguay in which Portuguese forces crushed Artiguist resistance, effectively ending the Banda Oriental’s struggle against Portuguese-Brazilian domination.
-
C.
Battle of Lomas Valentinas
The Battle of Lomas Valentinas was a decisive late-1868 engagement in the Paraguayan War in which Allied forces broke the last major Paraguayan defensive position near Asunción, effectively sealing Paraguay’s defeat.
-
D.
Battle of Caseros
The Battle of Caseros was an 1852 military conflict near Buenos Aires in which Justo José de Urquiza’s forces defeated the regime of Juan Manuel de Rosas, leading to Rosas’s fall and a major reorganization of Argentine national politics.
-
E.
Battle of La Plata
The Battle of La Plata was a 1958 engagement in the Cuban Revolution in which Fidel Castro’s rebel forces defeated a larger Batista garrison near the Sierra Maestra, helping to solidify rebel control in the region.
- 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: Battle of Cerro Porteño Target entity description: The Battle of Cerro Porteño was a significant early engagement in the Paraguayan War (War of the Triple Alliance), in which Paraguayan forces under Francisco Solano López clashed with Brazilian troops near the Cerro Porteño hill in 1866.
-
A.
Battle of Cerro Corá
The Battle of Cerro Corá (1870) was the final engagement of the Paraguayan War, marking the death of President Francisco Solano López and effectively ending the conflict.
-
B.
Battle of Tacuarembó
The Battle of Tacuarembó was a decisive 1820 clash in present-day Uruguay in which Portuguese forces crushed Artiguist resistance, effectively ending the Banda Oriental’s struggle against Portuguese-Brazilian domination.
-
C.
Battle of Lomas Valentinas
The Battle of Lomas Valentinas was a decisive late-1868 engagement in the Paraguayan War in which Allied forces broke the last major Paraguayan defensive position near Asunción, effectively sealing Paraguay’s defeat.
-
D.
Battle of Caseros
The Battle of Caseros was an 1852 military conflict near Buenos Aires in which Justo José de Urquiza’s forces defeated the regime of Juan Manuel de Rosas, leading to Rosas’s fall and a major reorganization of Argentine national politics.
-
E.
Battle of La Plata
The Battle of La Plata was a 1958 engagement in the Cuban Revolution in which Fidel Castro’s rebel forces defeated a larger Batista garrison near the Sierra Maestra, helping to solidify rebel control in the region.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
military engagement ⓘ |
| belligerent |
Empire of Brazil
ⓘ
Paraguay ⓘ |
| combatantSide |
Brazilian troops
ⓘ
Paraguayan forces ⓘ |
| commander | Francisco Solano López ⓘ |
| conflict |
Paraguayan War
ⓘ
War of the Triple Alliance ⓘ
linked to:
Paraguayan War
|
| countryInvolved |
Brazil
ⓘ
Paraguay ⓘ |
| date | 1866 ⓘ |
| era | 19th century ⓘ |
| hasParticipant |
Brazilian Army
ⓘ
Francisco Solano López ⓘ Paraguayan Army ⓘ
linked to:
Paraguayan armed forces
|
| location |
Cerro Porteño
ⓘ
Paraguay ⓘ |
| militaryTheater | Paraguayan front ⓘ |
| namedAfter | Cerro Porteño hill ⓘ |
| partOf |
Paraguayan War
ⓘ
South American wars of the 19th century ⓘ |
| region | South America ⓘ |
| result | engagement between Paraguayan and Brazilian forces ⓘ |
| year | 1866 ⓘ |
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: Battle of Cerro Porteño Description of subject: The Battle of Cerro Porteño was a significant early engagement in the Paraguayan War (War of the Triple Alliance), in which Paraguayan forces under Francisco Solano López clashed with Brazilian troops near the Cerro Porteño hill in 1866.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.