Operation Ten-Go
E14859
Operation Ten-Go was the final major Japanese naval sortie of World War II, a desperate 1945 mission centered on the battleship Yamato’s one-way attack toward Okinawa.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Operation Ten-Go canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T1749 — 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 Ten-Go Context triple: [World War II, hasPart, Operation Ten-Go]
-
A.
Operation Typhoon
Operation Typhoon was the German Wehrmacht’s 1941 offensive aimed at capturing Moscow during World War II, whose failure marked a major turning point on the Eastern Front.
-
B.
Operation Ichi-Go
Operation Ichi-Go was a major 1944 Japanese military offensive in China during World War II aimed at securing railways, destroying U.S. air bases, and linking Japanese-held territories.
-
C.
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.
-
D.
Operation Downfall
Operation Downfall was the Allied forces’ planned but never-executed invasion of the Japanese home islands near the end of World War II.
-
E.
Operation Hailstone
Operation Hailstone was a major U.S. Navy air and surface attack in February 1944 that devastated the Japanese naval and air base at Truk Lagoon in the Pacific Theater.
- 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 Ten-Go Target entity description: Operation Ten-Go was the final major Japanese naval sortie of World War II, a desperate 1945 mission centered on the battleship Yamato’s one-way attack toward Okinawa.
-
A.
Operation Typhoon
Operation Typhoon was the German Wehrmacht’s 1941 offensive aimed at capturing Moscow during World War II, whose failure marked a major turning point on the Eastern Front.
-
B.
Operation Ichi-Go
Operation Ichi-Go was a major 1944 Japanese military offensive in China during World War II aimed at securing railways, destroying U.S. air bases, and linking Japanese-held territories.
-
C.
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.
-
D.
Operation Downfall
Operation Downfall was the Allied forces’ planned but never-executed invasion of the Japanese home islands near the end of World War II.
-
E.
Operation Hailstone
Operation Hailstone was a major U.S. Navy air and surface attack in February 1944 that devastated the Japanese naval and air base at Truk Lagoon in the Pacific Theater.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy operation
ⓘ
World War II operation ⓘ naval military operation ⓘ |
| airSupport | none planned for Japanese force ⓘ |
| alsoKnownAs |
Ten-Go
ⓘ
surface form:
Ten-gō Sakusen
|
| belligerent |
Japan
ⓘ
surface form:
Empire of Japan
United States of America ⓘ
surface form:
United States
|
| cause |
Japanese strategic situation collapse in 1945
ⓘ
desperate attempt to defend Okinawa ⓘ |
| characteristic |
final major Japanese naval sortie of World War II
ⓘ
one-way mission with no planned return ⓘ suicide surface attack mission ⓘ |
| codeName | Ten-Go ⓘ |
| commander | Admiral Seiichi Itō ⓘ |
| conflict | Battle of Okinawa ⓘ |
| consequence |
loss of most escorting destroyers
ⓘ
sinking of battleship Yamato ⓘ sinking of light cruiser Yahagi ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| date | 1945-04-07 ⓘ |
| flagship |
Yamato
ⓘ
surface form:
Japanese battleship Yamato
|
| historicalContext | conducted during U.S. invasion of Okinawa ⓘ |
| involvedUnit |
Imperial Japanese Navy Combined Fleet remnants
ⓘ
U.S. Navy Task Force 58 ⓘ |
| languageOfName | Japanese ⓘ |
| location |
East China Sea
ⓘ
en route to Okinawa ⓘ waters south of Kyushu ⓘ |
| mainTarget | Allied invasion fleet off Okinawa ⓘ |
| navalForceComposition |
Japanese destroyers
ⓘ
Yamato ⓘ
surface form:
battleship Yamato
light cruiser Yahagi ⓘ |
| notableShip |
Yamato
ⓘ
surface form:
Japanese battleship Yamato
|
| objective |
attack Allied invasion fleet off Okinawa
ⓘ
conduct one-way suicide surface attack ⓘ |
| opposedBy | U.S. carrier-based aircraft ⓘ |
| opposingCommander |
Raymond A. Spruance
ⓘ
surface form:
Admiral Raymond A. Spruance
Marc A. Mitscher ⓘ
surface form:
Vice Admiral Marc A. Mitscher
|
| outcome | Japanese task force destroyed ⓘ |
| partOf |
Pacific War
ⓘ
World War II ⓘ |
| precededBy |
Battle of the Philippine Sea
ⓘ
surface form:
Philippine Sea and Leyte Gulf naval battles
|
| relatedTo |
Battle of Okinawa
ⓘ
kamikaze operations ⓘ |
| result | decisive American victory ⓘ |
| strategicSignificance |
ended any remaining Japanese surface fleet threat
ⓘ
symbolized futility of late-war Japanese naval operations ⓘ |
| timePeriod | late World War II ⓘ |
| year | 1945 ⓘ |
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 Ten-Go Description of subject: Operation Ten-Go was the final major Japanese naval sortie of World War II, a desperate 1945 mission centered on the battleship Yamato’s one-way attack toward Okinawa.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Japanese battleship Yamato
subject surface form:
Seiichi Itō