Battle of Lomas Valentinas
E821868
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of Lomas Valentinas canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9644977 — 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 Lomas Valentinas Context triple: [Paraguayan War, majorBattle, Battle of Lomas Valentinas]
-
A.
Battle of Yerbas Buenas
The Battle of Yerbas Buenas was an early and bloody night engagement in 1813 during Chile’s struggle for independence, remembered for its heavy patriot losses and its impact on the opening phase of the Chilean War of Independence.
-
B.
Battle of Tuyutí
The Battle of Tuyutí was the largest and bloodiest engagement of the Paraguayan War, in which the Triple Alliance forces decisively defeated Paraguay in 1866.
-
C.
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.
-
D.
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.
-
E.
Battle of Tucumán
The Battle of Tucumán was a key 1812 engagement in the Argentine War of Independence in which Manuel Belgrano’s forces halted Spanish royalist advances in northwest Argentina, bolstering the revolutionary cause.
- 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 Lomas Valentinas Target entity description: 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.
-
A.
Battle of Yerbas Buenas
The Battle of Yerbas Buenas was an early and bloody night engagement in 1813 during Chile’s struggle for independence, remembered for its heavy patriot losses and its impact on the opening phase of the Chilean War of Independence.
-
B.
Battle of Tuyutí
The Battle of Tuyutí was the largest and bloodiest engagement of the Paraguayan War, in which the Triple Alliance forces decisively defeated Paraguay in 1866.
-
C.
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.
-
D.
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.
-
E.
Battle of Tucumán
The Battle of Tucumán was a key 1812 engagement in the Argentine War of Independence in which Manuel Belgrano’s forces halted Spanish royalist advances in northwest Argentina, bolstering the revolutionary cause.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
military engagement ⓘ |
| alsoKnownAs | Battle of Itá Ybaté ⓘ |
| belligerent |
Paraguay
ⓘ
Triple Alliance ⓘ
linked to:
Triple Alliance forces
|
| casus | Allied attempt to capture remaining Paraguayan defensive positions ⓘ |
| combatantSide |
Allied forces of Brazil, Argentina, and Uruguay
ⓘ
Paraguayan defenders ⓘ |
| commander |
Francisco Solano López
ⓘ
José Eduvigis Díaz ⓘ Luís Alves de Lima e Silva, Duke of Caxias ⓘ |
| conflict | Paraguayan War ⓘ |
| consequence |
collapse of organized Paraguayan resistance near Asunción
ⓘ
opened the way for Allied occupation of Asunción ⓘ |
| country | Paraguay ⓘ |
| date | 1868-12-21 ⓘ |
| defensivePositionOf | Francisco Solano López ⓘ |
| endDate | 1868-12-27 ⓘ |
| era | 19th century ⓘ |
| followedBy | Allied advance on Asunción ⓘ |
| historicalPeriod |
War of the Triple Alliance
ⓘ
linked to:
Paraguayan War
|
| involves |
Argentine Army
ⓘ
Brazilian Army ⓘ Paraguayan Army ⓘ
linked to:
Paraguayan armed forces
Uruguayan forces ⓘ |
| isPartOfCampaign | Allied campaign against Asunción ⓘ |
| location |
Lomas Valentinas
ⓘ
near Asunción ⓘ |
| militaryObjectiveOf |
Duke of Caxias
ⓘ
linked to:
Luís Alves de Lima e Silva, Duke of Caxias
|
| notableFor |
being one of the final major battles of the Paraguayan War
ⓘ
high Paraguayan casualties ⓘ |
| objective | capture Paraguayan defensive positions south of Asunción ⓘ |
| opponent |
Argentina
ⓘ
Empire of Brazil ⓘ Paraguay ⓘ Uruguay ⓘ |
| partOf | Paraguayan War ⓘ |
| precededBy | Battle of Avay ⓘ |
| region |
Greater Asunción area
ⓘ
linked to:
Greater Asunción
|
| result |
Allied victory
ⓘ
decisive Allied victory ⓘ |
| startDate | 1868-12-21 ⓘ |
| strategicSignificance |
broke last major Paraguayan defensive position near Asunción
ⓘ
effectively sealed Paraguay’s defeat in the Paraguayan War ⓘ |
| theater | Southern Cone ⓘ |
| typeOfEngagement | land battle ⓘ |
| year | 1868 ⓘ |
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 Lomas Valentinas Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.