Bataan Peninsula
E16670
The Bataan Peninsula is a landform in the Philippines west of Manila that became historically significant as the site of a major World War II battle and the subsequent Bataan Death March.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Bataan Peninsula canonical | 40 |
| Bataan | 2 |
| Bataan National Park | 1 |
| Bataan Peninsula lowlands | 1 |
| Bataan coast | 1 |
| Lamao area, Bataan | 1 |
| World War II Bataan campaign area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T140503 — 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: Bataan Peninsula Context triple: [Philippines campaign (1941–1942), location, Bataan Peninsula]
-
A.
Mactan
Mactan is a Philippine island historically renowned as the site where Portuguese explorer Ferdinand Magellan was killed in battle in 1521.
-
B.
Moro Rock
Moro Rock is a prominent granite dome in California’s Sierra Nevada, famed for its steep stairway trail and sweeping views over Sequoia National Park and the Great Western Divide.
-
C.
Isla Verde
Isla Verde is a popular beachfront district in the metropolitan area of San Juan, Puerto Rico, known for its resorts, nightlife, and sandy shores.
-
D.
Tonkin
Tonkin was a historical region in northern Vietnam, centered around Hanoi, that became a French protectorate and key part of colonial French Indochina.
-
E.
Mona Island
Mona Island is a remote, uninhabited nature reserve in the Mona Passage known for its rugged limestone cliffs, unique wildlife, and pristine beaches.
- 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: Bataan Peninsula Target entity description: The Bataan Peninsula is a landform in the Philippines west of Manila that became historically significant as the site of a major World War II battle and the subsequent Bataan Death March.
-
A.
Mactan
Mactan is a Philippine island historically renowned as the site where Portuguese explorer Ferdinand Magellan was killed in battle in 1521.
-
B.
Moro Rock
Moro Rock is a prominent granite dome in California’s Sierra Nevada, famed for its steep stairway trail and sweeping views over Sequoia National Park and the Great Western Divide.
-
C.
Isla Verde
Isla Verde is a popular beachfront district in the metropolitan area of San Juan, Puerto Rico, known for its resorts, nightlife, and sandy shores.
-
D.
Tonkin
Tonkin was a historical region in northern Vietnam, centered around Hanoi, that became a French protectorate and key part of colonial French Indochina.
-
E.
Mona Island
Mona Island is a remote, uninhabited nature reserve in the Mona Passage known for its rugged limestone cliffs, unique wildlife, and pristine beaches.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
landform
ⓘ
peninsula ⓘ |
| adjacentTo |
Subic Bay
ⓘ
Zambales Mountains ⓘ |
| administrativeRegion |
Region III (Central Luzon)
ⓘ
linked to:
Central Luzon
|
| borders |
Manila Bay
ⓘ
South China Sea ⓘ |
| contains |
Bataan National Park
ⓘ
linked to:
Bataan Peninsula
Mount Mariveles ⓘ Mount Natib ⓘ Subic Bay Freeport Zone vicinity ⓘ town of Bagac ⓘ town of Balanga ⓘ town of Mariveles ⓘ town of Morong ⓘ |
| country | Philippines ⓘ |
| currentUse |
agricultural area
ⓘ
industrial zone ⓘ tourism destination ⓘ |
| dateOfEvent |
Battle of Bataan 1942
ⓘ
linked to:
Battle of Bataan
|
| forms | western side of Manila Bay ⓘ |
| hasCoastlineOn |
Manila Bay
ⓘ
South China Sea ⓘ |
| hasHighestPoint |
Mount Mariveles
ⓘ
Mount Natib ⓘ |
| hasMemorial |
Bataan Death March markers
ⓘ
linked to:
Bataan Death March
Bataan World War II Museum (Balanga) ⓘ Dambana ng Kagitingan (Shrine of Valor) on Mount Samat ⓘ |
| hasTransportLink |
Bataan–Manila ferry routes
ⓘ
road network connecting to Pampanga and Zambales ⓘ |
| historicalEvent | surrender of United States and Philippine forces in April 1942 ⓘ |
| knownFor |
Bataan Death March
ⓘ
Battle of Bataan ⓘ World War II historical significance ⓘ natural forests and mountains ⓘ |
| locatedIn |
Central Luzon
ⓘ
Luzon ⓘ Province of Bataan ⓘ |
| partOf |
Pacific theater of World War II (historical region)
ⓘ
linked to:
Pacific War
|
| strategicImportance |
access route to Manila
ⓘ
defense of Manila Bay ⓘ |
| usedFor | military defense during World War II ⓘ |
| wasSiteOf |
Bataan Death March starting points
ⓘ
linked to:
Bataan Death March
Battle of Bataan ⓘ World War II Japanese invasion of the Philippines defensive campaign ⓘ
linked to:
Philippines campaign (1941–1942)
|
| westOf | Manila ⓘ |
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: Bataan Peninsula Description of subject: The Bataan Peninsula is a landform in the Philippines west of Manila that became historically significant as the site of a major World War II battle and the subsequent Bataan Death March.
Referenced by (47)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Bataan Peninsula
linked to: Bataan Peninsula
linked to: Bataan Peninsula
subject linked to:
town of Balanga
subject linked to:
Dambana ng Kagitingan (Shrine of Valor) on Mount Samat
linked to: Bataan Peninsula
subject linked to:
town of Bagac
subject linked to:
The Rock
linked to: Bataan Peninsula
linked to: Bataan Peninsula
linked to: Bataan Peninsula