Battle of Guam (1944)
E504446
The Battle of Guam (1944) was a World War II campaign in which U.S. forces recaptured the island of Guam from Japanese control, restoring it as a key American base in the Pacific.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of Guam (1944) canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T5231472 — 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 Guam (1944) Context triple: [United States Navy administration of Guam, significantEvent, Battle of Guam (1944)]
-
A.
Battle of Angaur
The Battle of Angaur was a World War II clash in 1944 between U.S. and Japanese forces in the Palau Islands, fought to secure airfields for the Allied advance toward the Philippines.
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B.
Battle of Saipan
The Battle of Saipan was a pivotal 1944 Pacific campaign in World War II in which U.S. forces captured the strategically vital island of Saipan from Japan, enabling direct bombing raids on the Japanese home islands.
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C.
Palau Islands campaign
The Palau Islands campaign was a World War II Pacific theater operation in which U.S. forces fought to capture the Palau archipelago from Japan, including major battles such as Peleliu and Angaur.
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D.
Battle of Cape Gloucester
The Battle of Cape Gloucester was a World War II campaign in late 1943–early 1944 in which U.S. Marines seized a key Japanese airfield and positions on New Britain as part of the Allied advance in the Pacific.
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E.
Invasion of Tinian
The Invasion of Tinian was a major World War II amphibious assault in July–August 1944 in the Mariana Islands, where U.S. forces captured the island from Japan and later used it as a key base for B-29 bomber operations against the Japanese mainland.
- 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 Guam (1944) Target entity description: The Battle of Guam (1944) was a World War II campaign in which U.S. forces recaptured the island of Guam from Japanese control, restoring it as a key American base in the Pacific.
-
A.
Battle of Angaur
The Battle of Angaur was a World War II clash in 1944 between U.S. and Japanese forces in the Palau Islands, fought to secure airfields for the Allied advance toward the Philippines.
-
B.
Battle of Saipan
The Battle of Saipan was a pivotal 1944 Pacific campaign in World War II in which U.S. forces captured the strategically vital island of Saipan from Japan, enabling direct bombing raids on the Japanese home islands.
-
C.
Palau Islands campaign
The Palau Islands campaign was a World War II Pacific theater operation in which U.S. forces fought to capture the Palau archipelago from Japan, including major battles such as Peleliu and Angaur.
-
D.
Battle of Cape Gloucester
The Battle of Cape Gloucester was a World War II campaign in late 1943–early 1944 in which U.S. Marines seized a key Japanese airfield and positions on New Britain as part of the Allied advance in the Pacific.
-
E.
Invasion of Tinian
The Invasion of Tinian was a major World War II amphibious assault in July–August 1944 in the Mariana Islands, where U.S. forces captured the island from Japan and later used it as a key base for B-29 bomber operations against the Japanese mainland.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Pacific War battle
ⓘ
battle ⓘ |
| belligerent |
Imperial Japanese Army
NERFINISHED
ⓘ
Imperial Japanese Navy NERFINISHED ⓘ United States Armed Forces NERFINISHED ⓘ |
| commander |
Alexander A. Vandegrift
NERFINISHED
ⓘ
Hideyoshi Obata NERFINISHED ⓘ Roy Geiger NERFINISHED ⓘ Takeshi Takashina NERFINISHED ⓘ |
| conflictIn | World War II NERFINISHED ⓘ |
| countryInvolved |
Empire of Japan
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
|
| followedBy | Battle of Peleliu NERFINISHED ⓘ |
| hasCasualties |
over 18,000 Japanese killed
ⓘ
over 7,000 Americans killed or wounded ⓘ |
| hasCivilianImpact | Chamorro population suffered displacement and casualties NERFINISHED ⓘ |
| hasEndDate | 1944-08-10 ⓘ |
| hasStartDate | 1944-07-21 ⓘ |
| involvedUnit |
1st Provisional Marine Brigade (United States)
NERFINISHED
ⓘ
3rd Marine Division (United States) NERFINISHED ⓘ 77th Infantry Division (United States) NERFINISHED ⓘ Japanese 29th Division NERFINISHED ⓘ Japanese 48th Independent Mixed Brigade NERFINISHED ⓘ |
| isPartOfOperation | Operation Forager NERFINISHED ⓘ |
| location |
Guam
NERFINISHED
ⓘ
Mariana Islands NERFINISHED ⓘ |
| notableEvent |
Japanese counterattacks including large night assaults
ⓘ
U.S. amphibious landings on Asan and Agat beaches ⓘ mopping-up operations against remaining Japanese holdouts ⓘ securing of Orote Peninsula ⓘ |
| objective |
capture of airfields on Guam
ⓘ
establishment of logistics base for further Pacific operations ⓘ liberation of Guam from Japanese occupation ⓘ |
| operationName | Operation Forager NERFINISHED ⓘ |
| partOf |
Mariana and Palau Islands campaign
NERFINISHED
ⓘ
Pacific War ⓘ |
| precededBy | Battle of Saipan NERFINISHED ⓘ |
| relatedTo | Japanese occupation of Guam (1941–1944) NERFINISHED ⓘ |
| restoredControlTo | United States NERFINISHED ⓘ |
| result |
American victory
ⓘ
end of Japanese occupation of Guam ⓘ recapture of Guam by the United States ⓘ |
| strategicConsequence |
provided airfields for B-29 Superfortress operations against Japan
ⓘ
restored Guam as a major American base in the western Pacific ⓘ secured southern flank of the Mariana Islands ⓘ |
| tookPlaceOnIsland | Guam NERFINISHED ⓘ |
| typeOfWarfare |
amphibious assault
ⓘ
jungle warfare ⓘ |
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 Guam (1944) Description of subject: The Battle of Guam (1944) was a World War II campaign in which U.S. forces recaptured the island of Guam from Japanese control, restoring it as a key American base in the Pacific.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.