Iwane Matsui
E23407
Iwane Matsui was a Japanese general of the Imperial Japanese Army, best known for leading forces in the Second Sino-Japanese War and being held responsible for atrocities such as the Nanjing Massacre.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iwane Matsui canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T96671 — 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: Iwane Matsui Context triple: [Battle of Shanghai (1937), commander, Iwane Matsui]
-
A.
Kakuei Tanaka
Kakuei Tanaka was a powerful and controversial Japanese prime minister and political kingmaker who dominated postwar politics through his influence within the Liberal Democratic Party.
-
B.
Osami Nagano
Osami Nagano was a Japanese admiral who served as Chief of the Imperial Japanese Navy General Staff and was a key strategist behind Japan’s early World War II naval operations, including the attack on Pearl Harbor.
-
C.
Nobutake Kondō
Nobutake Kondō was a senior Imperial Japanese Navy admiral who played major command roles in key Pacific War engagements, including the Guadalcanal campaign and other operations alongside the main carrier forces.
-
D.
Minoru Ōta
Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
-
E.
Mitsuru Ushijima
Mitsuru Ushijima was a Japanese Imperial Army general best known for leading the island’s defending forces during World War II’s Battle of Okinawa.
- 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: Iwane Matsui Target entity description: Iwane Matsui was a Japanese general of the Imperial Japanese Army, best known for leading forces in the Second Sino-Japanese War and being held responsible for atrocities such as the Nanjing Massacre.
-
A.
Kakuei Tanaka
Kakuei Tanaka was a powerful and controversial Japanese prime minister and political kingmaker who dominated postwar politics through his influence within the Liberal Democratic Party.
-
B.
Osami Nagano
Osami Nagano was a Japanese admiral who served as Chief of the Imperial Japanese Navy General Staff and was a key strategist behind Japan’s early World War II naval operations, including the attack on Pearl Harbor.
-
C.
Nobutake Kondō
Nobutake Kondō was a senior Imperial Japanese Navy admiral who played major command roles in key Pacific War engagements, including the Guadalcanal campaign and other operations alongside the main carrier forces.
-
D.
Minoru Ōta
Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
-
E.
Mitsuru Ushijima
Mitsuru Ushijima was a Japanese Imperial Army general best known for leading the island’s defending forces during World War II’s Battle of Okinawa.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese general
ⓘ
human ⓘ |
| allegiance |
Japan
ⓘ
surface form:
Empire of Japan
|
| awardReceived |
Order of the Golden Kite
ⓘ
Order of the Rising Sun ⓘ |
| causeOfDeath | execution by hanging ⓘ |
| commanded | Japanese forces in Central China ⓘ |
| conflict |
First Sino-Japanese War
ⓘ
Russo-Japanese War ⓘ Sino-Japanese War (1937–1945) ⓘ
surface form:
Second Sino-Japanese War
World War II ⓘ
surface form:
Second World War
World War I ⓘ |
| convictedOf |
crimes against humanity
ⓘ
war crimes ⓘ |
| countryOfCitizenship | Japan ⓘ |
| dateOfBirth | 1878-07-27 ⓘ |
| dateOfDeath | 1948-12-23 ⓘ |
| education |
Army War College (Japan)
ⓘ
Imperial Japanese Army Academy ⓘ |
| era |
Meiji era
ⓘ
surface form:
Meiji period
Showa era ⓘ
surface form:
Shōwa period
Taisho era ⓘ
surface form:
Taishō period
|
| gender | male ⓘ |
| languageSpoken | Japanese ⓘ |
| mannerOfDeath | capital punishment ⓘ |
| memberOf |
Imperial Japanese Army
ⓘ
surface form:
Imperial Japanese Army officer corps
|
| militaryBranch | Imperial Japanese Army ⓘ |
| militaryRank | general ⓘ |
| name | Iwane Matsui self-link ⓘ |
| nativeName | 松井 石根 ⓘ |
| notableEvent | occupation of Nanjing in 1937 ⓘ |
| notableFor |
commanding Japanese forces during the Battle of Nanjing
ⓘ
responsibility for atrocities during the Nanjing Massacre ⓘ |
| occupation | military officer ⓘ |
| placeOfBirth |
Aichi Prefecture
ⓘ
Japan ⓘ Nagoya ⓘ |
| placeOfDeath |
Japan
ⓘ
Sugamo Prison ⓘ Tokyo ⓘ |
| positionHeld |
commander of the Central China Area Army
ⓘ
commander of the Shanghai Expeditionary Army ⓘ |
| religion | Buddhism ⓘ |
| trial | International Military Tribunal for the Far East ⓘ |
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: Iwane Matsui Description of subject: Iwane Matsui was a Japanese general of the Imperial Japanese Army, best known for leading forces in the Second Sino-Japanese War and being held responsible for atrocities such as the Nanjing Massacre.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.