Operation Galvanic
E54141
Operation Galvanic was the U.S. amphibious offensive in November 1943 that launched the Gilbert Islands campaign in the central Pacific, including the bloody Battle of Tarawa, during World War II.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Operation Galvanic canonical | 7 |
| Operation Dexterity | 1 |
| Operation Galvanic – Makin phase | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T420749 — 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: Operation Galvanic Context triple: [Battle of Tarawa, operationName, Operation Galvanic]
-
A.
Operation Whirlwind
Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
-
B.
Operation Z
Operation Z was the Imperial Japanese Navy’s codename for the 1941 carrier-based attack plan on Pearl Harbor that launched Japan into war with the United States in World War II.
-
C.
Operation Anadyr
Operation Anadyr was the secret Soviet military plan in 1962 to deploy nuclear missiles and other forces to Cuba, triggering the Cuban Missile Crisis.
-
D.
Operation Crossbow
Operation Crossbow was a World War II Allied campaign of intelligence, bombing, and reconnaissance aimed at locating and destroying German V-weapon (V-1 and V-2) research, production, and launch sites.
-
E.
Operation Tidal Wave
Operation Tidal Wave was a major World War II Allied air raid targeting Romanian oil refineries at Ploiești in an effort to cripple Nazi Germany’s fuel supplies.
- 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: Operation Galvanic Target entity description: Operation Galvanic was the U.S. amphibious offensive in November 1943 that launched the Gilbert Islands campaign in the central Pacific, including the bloody Battle of Tarawa, during World War II.
-
A.
Operation Whirlwind
Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
-
B.
Operation Z
Operation Z was the Imperial Japanese Navy’s codename for the 1941 carrier-based attack plan on Pearl Harbor that launched Japan into war with the United States in World War II.
-
C.
Operation Anadyr
Operation Anadyr was the secret Soviet military plan in 1962 to deploy nuclear missiles and other forces to Cuba, triggering the Cuban Missile Crisis.
-
D.
Operation Crossbow
Operation Crossbow was a World War II Allied campaign of intelligence, bombing, and reconnaissance aimed at locating and destroying German V-weapon (V-1 and V-2) research, production, and launch sites.
-
E.
Operation Tidal Wave
Operation Tidal Wave was a major World War II Allied air raid targeting Romanian oil refineries at Ploiești in an effort to cripple Nazi Germany’s fuel supplies.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
World War II operation
ⓘ
military operation ⓘ |
| belligerent |
Japan
ⓘ
surface form:
Empire of Japan
United States of America ⓘ
surface form:
United States
|
| casualties | heavy U.S. casualties at Tarawa ⓘ |
| codename | Operation Galvanic self-link ⓘ |
| commandedBy |
Chester W. Nimitz
ⓘ
surface form:
Admiral Chester W. Nimitz
|
| conflict | World War II ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| endTime | November 23, 1943 ⓘ |
| followedBy |
Gilbert and Marshall Islands campaign
ⓘ
surface form:
Marshall Islands campaign
|
| front |
Pacific theater commands
ⓘ
surface form:
Pacific Theater of Operations
|
| groundCommander |
Major General Julian C. Smith
ⓘ
Major General Ralph C. Smith ⓘ |
| hasPart |
Battle of Makin
ⓘ
Battle of Tarawa ⓘ landing on Abemama ⓘ |
| involvedUnit |
27th Infantry Division (United States)
ⓘ
surface form:
U.S. 27th Infantry Division
2nd Marine Division ⓘ
surface form:
U.S. 2nd Marine Division
U.S. Fifth Fleet ⓘ V Amphibious Corps ⓘ
surface form:
U.S. V Amphibious Corps
|
| location |
Abemama Atoll
ⓘ
Gilbert Islands ⓘ Makin Atoll ⓘ Tarawa Atoll ⓘ |
| navalCommander |
Raymond A. Spruance
ⓘ
surface form:
Admiral Raymond A. Spruance
|
| notableFor |
first major U.S. amphibious offensive in the central Pacific
ⓘ
intense amphibious assault at Tarawa ⓘ |
| objective |
capture of Abemama Atoll
ⓘ
capture of Makin Atoll ⓘ capture of Tarawa Atoll ⓘ seizure of the Gilbert Islands ⓘ |
| opposedByUnit | Japanese 3rd Special Base Force ⓘ |
| partOf |
Gilbert and Marshall Islands campaign
ⓘ
surface form:
Gilbert Islands campaign
Pacific War ⓘ |
| precededBy | Solomon Islands campaign ⓘ |
| result |
Allied victory
ⓘ
U.S. capture of Abemama ⓘ U.S. capture of Makin ⓘ U.S. capture of Tarawa ⓘ |
| startTime | November 20, 1943 ⓘ |
| strategicPurpose |
advance U.S. offensive across the central Pacific
ⓘ
secure airfields for operations against the Marshall Islands ⓘ |
| supportedBy |
United States Marine Corps aviation units
ⓘ
surface form:
U.S. Marine Corps aviation
Carrier Strike Groups ⓘ
surface form:
U.S. Navy carrier task forces
U.S. naval gunfire ⓘ |
| theatre | Central Pacific ⓘ |
| timePeriod | November 1943 ⓘ |
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: Operation Galvanic Description of subject: Operation Galvanic was the U.S. amphibious offensive in November 1943 that launched the Gilbert Islands campaign in the central Pacific, including the bloody Battle of Tarawa, during World War II.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Operation Dexterity
this entity surface form:
Operation Galvanic – Makin phase