Biak-na-Bato, San Miguel, Bulacan, Philippines
E908428
Biak-na-Bato, located in San Miguel, Bulacan, Philippines, is a historic mountain area and cave system that served as a revolutionary stronghold of Filipino forces against Spanish colonial rule.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Biak-na-Bato, San Miguel, Bulacan, Philippines canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11152666 — 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: Biak-na-Bato, San Miguel, Bulacan, Philippines Context triple: [Pact of Biak-na-Bato, location, Biak-na-Bato, San Miguel, Bulacan, Philippines]
-
A.
Bocaue, Bulacan
Bocaue, Bulacan is a municipality in the province of Bulacan in the Philippines, known for its religious festivals and as the site of major venues such as the Philippine Arena.
-
B.
Los Baños, Laguna, Philippines
Los Baños, Laguna, Philippines is a university town and science hub on the island of Luzon known for its agricultural research institutions, hot springs, and proximity to Mount Makiling.
-
C.
Obando, Bulacan
Obando, Bulacan is a coastal municipality in the province of Bulacan, Philippines, best known for its annual Obando Fertility Rites, a colorful religious dance festival attracting pilgrims and tourists.
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D.
Balagtas, Bulacan
Balagtas, Bulacan is a municipality in the province of Bulacan in the Philippines, known for its historical significance and growing suburban communities near Metro Manila.
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E.
Angeles City, Pampanga, Philippines
Angeles City, located in the province of Pampanga in the Philippines, is a highly urbanized city known for its rich Kapampangan culture, culinary heritage, and history as a former U.S. air base host.
- 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: Biak-na-Bato, San Miguel, Bulacan, Philippines Target entity description: Biak-na-Bato, located in San Miguel, Bulacan, Philippines, is a historic mountain area and cave system that served as a revolutionary stronghold of Filipino forces against Spanish colonial rule.
-
A.
Bocaue, Bulacan
Bocaue, Bulacan is a municipality in the province of Bulacan in the Philippines, known for its religious festivals and as the site of major venues such as the Philippine Arena.
-
B.
Los Baños, Laguna, Philippines
Los Baños, Laguna, Philippines is a university town and science hub on the island of Luzon known for its agricultural research institutions, hot springs, and proximity to Mount Makiling.
-
C.
Obando, Bulacan
Obando, Bulacan is a coastal municipality in the province of Bulacan, Philippines, best known for its annual Obando Fertility Rites, a colorful religious dance festival attracting pilgrims and tourists.
-
D.
Balagtas, Bulacan
Balagtas, Bulacan is a municipality in the province of Bulacan in the Philippines, known for its historical significance and growing suburban communities near Metro Manila.
-
E.
Angeles City, Pampanga, Philippines
Angeles City, located in the province of Pampanga in the Philippines, is a highly urbanized city known for its rich Kapampangan culture, culinary heritage, and history as a former U.S. air base host.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
cave system
ⓘ
historical site ⓘ mountain area ⓘ protected area ⓘ |
| associatedWith |
Emilio Aguinaldo
NERFINISHED
ⓘ
Philippine revolutionary government NERFINISHED ⓘ |
| country | Philippines ⓘ |
| culturalSignificance | symbol of Filipino resistance to colonial rule ⓘ |
| declaredBy | Commonwealth government of the Philippines NERFINISHED ⓘ |
| designation | national park ⓘ |
| governedBy | Department of Environment and Natural Resources of the Philippines NERFINISHED ⓘ |
| hasActivity |
caving
ⓘ
hiking ⓘ historical tours ⓘ |
| hasCave |
Aguinaldo Cave
NERFINISHED
ⓘ
Bahala na Cave NERFINISHED ⓘ Cuarto-Cuarto Cave NERFINISHED ⓘ |
| hasRiver |
Biyang-na-Bato River
NERFINISHED
ⓘ
Biyaya-Biyayang Creek NERFINISHED ⓘ |
| hasRole | revolutionary stronghold ⓘ |
| hasVegetation |
secondary forest
ⓘ
tropical flora ⓘ |
| historicalPeriod | late 19th century ⓘ |
| languageOriginOfName | Tagalog ⓘ |
| locatedIn |
Bulacan
NERFINISHED
ⓘ
Central Luzon NERFINISHED ⓘ San Miguel, Bulacan NERFINISHED ⓘ |
| locatedOn | Luzon NERFINISHED ⓘ |
| mainUseToday |
educational field site
ⓘ
tourist destination ⓘ |
| meaningOfName | split rock ⓘ |
| nearbySettlement | San Miguel, Bulacan NERFINISHED ⓘ |
| notableEvent | Pact of Biak-na-Bato NERFINISHED ⓘ |
| notableYear | 1897 ⓘ |
| partOf | Biak-na-Bato National Park NERFINISHED ⓘ |
| partOfConflict | struggle for Philippine independence ⓘ |
| protectedSince | 1937 ⓘ |
| recognizedAs | heritage site of the Philippine Revolution ⓘ |
| region | Region III NERFINISHED ⓘ |
| terrainFeature |
karst landscape
ⓘ
limestone formations ⓘ rugged mountains ⓘ |
| tourismType |
ecotourism
ⓘ
historical tourism ⓘ |
| usedAgainst | Spanish colonial rule ⓘ |
| usedBy |
Filipino revolutionaries
ⓘ
Katipunan forces NERFINISHED ⓘ |
| usedDuring | Philippine Revolution NERFINISHED ⓘ |
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: Biak-na-Bato, San Miguel, Bulacan, Philippines Description of subject: Biak-na-Bato, located in San Miguel, Bulacan, Philippines, is a historic mountain area and cave system that served as a revolutionary stronghold of Filipino forces against Spanish colonial rule.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.