Imperial Prince Masanari
E870176
Imperial Prince Masanari was a Japanese imperial prince of the late Heian to early Kamakura period, notable as a son of Emperor Go-Toba and a member of the Kyoto imperial court.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Imperial Prince Masanari canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10549006 — 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: Imperial Prince Masanari Context triple: [Emperor Go-Toba, child, Imperial Prince Masanari]
-
A.
Prince Kusakabe
Prince Kusakabe was a Japanese imperial prince of the Asuka period, known primarily as the son of Emperor Tenmu and Empress Jitō and the father of Empress Genmei.
-
B.
Emperor Suzaku
Emperor Suzaku was a 10th-century Japanese emperor of the Heian period, known for his reign during a time of strong Fujiwara regency influence over the imperial court.
-
C.
Prince Uimin
Prince Uimin was a Korean royal prince of the Joseon dynasty and the Korean Empire, known as a younger son of Emperor Gojong and a key figure in the final years of Korea’s monarchy under Japanese rule.
-
D.
Prince Ōtomo
Prince Ōtomo was a Japanese imperial prince of the Asuka period who briefly served as crown prince and de facto ruler before his defeat and death in the Jinshin War of 672.
-
E.
Prince Fushimi Sadanaru
Prince Fushimi Sadanaru was a prominent Japanese imperial prince and career army officer who served as a field marshal and played key roles in Japan’s military and diplomatic affairs during the late Meiji and Taishō periods.
- 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: Imperial Prince Masanari Target entity description: Imperial Prince Masanari was a Japanese imperial prince of the late Heian to early Kamakura period, notable as a son of Emperor Go-Toba and a member of the Kyoto imperial court.
-
A.
Prince Kusakabe
Prince Kusakabe was a Japanese imperial prince of the Asuka period, known primarily as the son of Emperor Tenmu and Empress Jitō and the father of Empress Genmei.
-
B.
Emperor Suzaku
Emperor Suzaku was a 10th-century Japanese emperor of the Heian period, known for his reign during a time of strong Fujiwara regency influence over the imperial court.
-
C.
Prince Uimin
Prince Uimin was a Korean royal prince of the Joseon dynasty and the Korean Empire, known as a younger son of Emperor Gojong and a key figure in the final years of Korea’s monarchy under Japanese rule.
-
D.
Prince Ōtomo
Prince Ōtomo was a Japanese imperial prince of the Asuka period who briefly served as crown prince and de facto ruler before his defeat and death in the Jinshin War of 672.
-
E.
Prince Fushimi Sadanaru
Prince Fushimi Sadanaru was a prominent Japanese imperial prince and career army officer who served as a field marshal and played key roles in Japan’s military and diplomatic affairs during the late Meiji and Taishō periods.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese imperial prince
ⓘ
member of the Japanese imperial family ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| culture | Japanese ⓘ |
| era |
early Kamakura period
ⓘ
late Heian period ⓘ |
| father | Emperor Go-Toba NERFINISHED ⓘ |
| government | Imperial Court of Japan NERFINISHED ⓘ |
| language | Classical Japanese ⓘ |
| memberOf | Kyoto imperial court NERFINISHED ⓘ |
| nativeNameLanguage | ja ⓘ |
| nobleRank | imperial prince ⓘ |
| notableFor |
being a son of Emperor Go-Toba
ⓘ
membership in the Kyoto imperial court ⓘ |
| parent | Emperor Go-Toba NERFINISHED ⓘ |
| positionHeld | imperial prince of Japan ⓘ |
| region | Kinai NERFINISHED ⓘ |
| religion |
Buddhism
ⓘ
Shinto ⓘ |
| residence | Kyoto NERFINISHED ⓘ |
| royalHouse | Yamato dynasty NERFINISHED ⓘ |
| socialClass | court nobility ⓘ |
| title | Imperial Prince ⓘ |
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: Imperial Prince Masanari Description of subject: Imperial Prince Masanari was a Japanese imperial prince of the late Heian to early Kamakura period, notable as a son of Emperor Go-Toba and a member of the Kyoto imperial court.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.