2/20th Battalion
E890864
The 2/20th Battalion was an Australian Army infantry unit of the Second Australian Imperial Force that served notably in the Malayan Campaign and the fall of Singapore during World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 2/20th Battalion canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10813450 — 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: 2/20th Battalion Context triple: [8th Australian Division, componentUnit, 2/20th Battalion]
-
A.
2/22nd Battalion
The 2/22nd Battalion was an Australian Army infantry unit of the Second World War, best known for its role in the ill-fated Lark Force garrison at Rabaul in 1942.
-
B.
2/19th Battalion (Australia)
The 2/19th Battalion (Australia) was an Australian Army infantry battalion of the Second Australian Imperial Force that fought in the Malayan Campaign of World War II, notably suffering heavy losses during the Battle of Muar and the subsequent fall of Singapore.
-
C.
2/25th Battalion (Australia)
The 2/25th Battalion (Australia) was an infantry battalion of the Second Australian Imperial Force that served in key campaigns in the Middle East and the Pacific during World War II.
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D.
2/18th Battalion (Australia)
The 2/18th Battalion (Australia) was an Australian Army infantry battalion of the Second Australian Imperial Force that served notably in the Malayan Campaign and later suffered heavy losses in the fall of Singapore during World War II.
-
E.
2/2nd Pioneer Battalion
The 2/2nd Pioneer Battalion was an Australian Army pioneer unit that served with distinction in the Second World War, providing both combat and engineering support in campaigns across the Middle East and the Pacific.
- 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: 2/20th Battalion Target entity description: The 2/20th Battalion was an Australian Army infantry unit of the Second Australian Imperial Force that served notably in the Malayan Campaign and the fall of Singapore during World War II.
-
A.
2/22nd Battalion
The 2/22nd Battalion was an Australian Army infantry unit of the Second World War, best known for its role in the ill-fated Lark Force garrison at Rabaul in 1942.
-
B.
2/19th Battalion (Australia)
The 2/19th Battalion (Australia) was an Australian Army infantry battalion of the Second Australian Imperial Force that fought in the Malayan Campaign of World War II, notably suffering heavy losses during the Battle of Muar and the subsequent fall of Singapore.
-
C.
2/25th Battalion (Australia)
The 2/25th Battalion (Australia) was an infantry battalion of the Second Australian Imperial Force that served in key campaigns in the Middle East and the Pacific during World War II.
-
D.
2/18th Battalion (Australia)
The 2/18th Battalion (Australia) was an Australian Army infantry battalion of the Second Australian Imperial Force that served notably in the Malayan Campaign and later suffered heavy losses in the fall of Singapore during World War II.
-
E.
2/2nd Pioneer Battalion
The 2/2nd Pioneer Battalion was an Australian Army pioneer unit that served with distinction in the Second World War, providing both combat and engineering support in campaigns across the Middle East and the Pacific.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
Second Australian Imperial Force unit
ⓘ
infantry battalion ⓘ |
| allegiance |
British Commonwealth
ⓘ
linked to:
Commonwealth of Nations
|
| associatedWith |
Australian military history
ⓘ
Australian prisoners of war in Asia ⓘ Malayan Campaign order of battle ⓘ
linked to:
Battle of Malaya
Singapore strategy ⓘ |
| branch | Australian Army ⓘ |
| conflict |
Battle of Singapore
ⓘ
Malayan Campaign ⓘ
linked to:
Battle of Malaya
Second World War ⓘ
linked to:
World War II
|
| country | Australia ⓘ |
| engagement |
defence of Malaya
ⓘ
defence of Singapore ⓘ |
| era | World War II ⓘ |
| fate | captured at Singapore ⓘ |
| garrisonLocation |
Malaya
ⓘ
linked to:
Federation of Malaya
Singapore ⓘ |
| militaryFormationType | battalion ⓘ |
| notableEvent |
fall of Singapore
ⓘ
linked to:
Battle of Singapore
|
| opponent | Imperial Japanese Army ⓘ |
| partOf |
22nd Brigade
ⓘ
8th Division ⓘ |
| raisedBy | Second Australian Imperial Force ⓘ |
| role | infantry ⓘ |
| serviceBranchType | infantry ⓘ |
| theatreOfOperations |
Malaya
ⓘ
linked to:
Federation of Malaya
Singapore ⓘ |
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: 2/20th Battalion Description of subject: The 2/20th Battalion was an Australian Army infantry unit of the Second Australian Imperial Force that served notably in the Malayan Campaign and the fall of Singapore during World War II.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.