Ikeda Terumasa
E555061
Ikeda Terumasa was a prominent early Edo-period Japanese daimyo known for his major role in developing and fortifying Himeji Castle into its iconic form.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ikeda Terumasa canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5877789 — 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: Ikeda Terumasa Context triple: [Himeji Castle, expandedBy, Ikeda Terumasa]
-
A.
Ōshima Yoshimasa
Ōshima Yoshimasa was an Imperial Japanese Army general best known for his leadership during the First Sino-Japanese War, including commanding Japanese forces at the Battle of Seonghwan.
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B.
Toyotomi Tsurumatsu
Toyotomi Tsurumatsu was the short-lived son and heir of Japanese warlord Toyotomi Hideyoshi during the late Sengoku period.
-
C.
Shigenobu
Shigenobu is a Japanese given name notably borne by Ōkuma Shigenobu, a prominent Meiji-era statesman and former Prime Minister of Japan.
-
D.
Ugaki Kazushige
Ugaki Kazushige was a Japanese military officer and politician who served as a prominent imperial administrator during Japan’s pre-World War II expansion.
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E.
Katsu Kaishū
Katsu Kaishū was a prominent late-Edo and early Meiji Japanese naval officer and statesman best known for peacefully negotiating the surrender of Edo during Japan’s transition from shogunate to imperial rule.
- 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: Ikeda Terumasa Target entity description: Ikeda Terumasa was a prominent early Edo-period Japanese daimyo known for his major role in developing and fortifying Himeji Castle into its iconic form.
-
A.
Ōshima Yoshimasa
Ōshima Yoshimasa was an Imperial Japanese Army general best known for his leadership during the First Sino-Japanese War, including commanding Japanese forces at the Battle of Seonghwan.
-
B.
Toyotomi Tsurumatsu
Toyotomi Tsurumatsu was the short-lived son and heir of Japanese warlord Toyotomi Hideyoshi during the late Sengoku period.
-
C.
Shigenobu
Shigenobu is a Japanese given name notably borne by Ōkuma Shigenobu, a prominent Meiji-era statesman and former Prime Minister of Japan.
-
D.
Ugaki Kazushige
Ugaki Kazushige was a Japanese military officer and politician who served as a prominent imperial administrator during Japan’s pre-World War II expansion.
-
E.
Katsu Kaishū
Katsu Kaishū was a prominent late-Edo and early Meiji Japanese naval officer and statesman best known for peacefully negotiating the surrender of Edo during Japan’s transition from shogunate to imperial rule.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese feudal lord
ⓘ
daimyo ⓘ historical figure ⓘ samurai ⓘ |
| allegiance |
Oda clan
NERFINISHED
ⓘ
Tokugawa clan NERFINISHED ⓘ Toyotomi clan NERFINISHED ⓘ |
| approximateStipend | about 520,000 koku in Harima Domain ⓘ |
| architecturalContribution |
construction of Himeji Castle’s main keep (tenshu) complex
ⓘ
expansion of Himeji Castle’s baileys and defensive systems ⓘ |
| associatedWithPlace |
Harima Province
NERFINISHED
ⓘ
Himeji Castle NERFINISHED ⓘ Mino Province NERFINISHED ⓘ Settsu Province NERFINISHED ⓘ |
| battle |
Battle of Komaki and Nagakute
NERFINISHED
ⓘ
Battle of Sekigahara NERFINISHED ⓘ |
| birthYear | 1565 ⓘ |
| castleTownDevelopment | Himeji castle town NERFINISHED ⓘ |
| child |
Ikeda Tadatsugu
NERFINISHED
ⓘ
Ikeda Toshitaka NERFINISHED ⓘ |
| clan | Ikeda clan NERFINISHED ⓘ |
| countryOfCitizenship | Japan ⓘ |
| deathPlace | Himeji NERFINISHED ⓘ |
| deathYear | 1613 ⓘ |
| domainCapital | Himeji NERFINISHED ⓘ |
| era |
Azuchi–Momoyama period
NERFINISHED
ⓘ
Edo period NERFINISHED ⓘ |
| familyName | Ikeda NERFINISHED ⓘ |
| father | Ikeda Tsuneoki NERFINISHED ⓘ |
| fatherInLaw | Tokugawa Ieyasu NERFINISHED ⓘ |
| givenName | Terumasa NERFINISHED ⓘ |
| knownFor |
developing Himeji Castle into its iconic form
ⓘ
service under Tokugawa Ieyasu ⓘ |
| motherInLaw | Tokuhime’s mother ⓘ |
| name | Ikeda Terumasa NERFINISHED ⓘ |
| nativeName | 池田輝政 NERFINISHED ⓘ |
| notableWork | major expansion and reconstruction of Himeji Castle ⓘ |
| positionHeld |
daimyo of Harima Domain
ⓘ
daimyo of Mino Province ⓘ daimyo of Settsu Province ⓘ lord of Himeji Castle ⓘ |
| rank | tozama daimyo ⓘ |
| religion | Buddhism ⓘ |
| residence | Himeji Castle NERFINISHED ⓘ |
| rewardedWith | Harima Domain after the Battle of Sekigahara ⓘ |
| sideInBattleOfSekigahara | Eastern Army NERFINISHED ⓘ |
| spouse | Tokuhime NERFINISHED ⓘ |
| successor | Ikeda Toshitaka NERFINISHED ⓘ |
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: Ikeda Terumasa Description of subject: Ikeda Terumasa was a prominent early Edo-period Japanese daimyo known for his major role in developing and fortifying Himeji Castle into its iconic form.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.