Otemon Gate
E77678
Otemon Gate is a historic main entrance to the Tokyo Imperial Palace, notable for its traditional Japanese castle-style architecture and role in Japan’s imperial and feudal history.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Otemon Gate canonical | 4 |
| Tokyo Imperial Palace main gate | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T601883 — 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: Otemon Gate Context triple: [Tokyo Imperial Palace, hasPart, Otemon Gate]
-
A.
Sakurada Gate
Sakurada Gate is a historic fortified entrance to the Tokyo Imperial Palace grounds, known for its role in Japan’s Edo-period defenses and as the site of notable historical events.
-
B.
Fushimi Inari Taisha
Fushimi Inari Taisha is a famous Shinto shrine in Japan renowned for its thousands of vermilion torii gates winding up the forested slopes of Mount Inari.
-
C.
Meiji Shrine
Meiji Shrine is a major Shinto shrine in Tokyo dedicated to Emperor Meiji and Empress Shōken, known for its expansive forested grounds and traditional ceremonies.
-
D.
Heian Shrine
Heian Shrine is a Shinto shrine in Kyoto, Japan, renowned for its striking vermilion buildings, expansive gardens, and role as a partial replica of the ancient Heian Palace.
-
E.
Osaka Castle
Osaka Castle is a historic Japanese fortress in Osaka, renowned for its grand architecture, surrounding park, and major role in Japan’s feudal history.
- 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: Otemon Gate Target entity description: Otemon Gate is a historic main entrance to the Tokyo Imperial Palace, notable for its traditional Japanese castle-style architecture and role in Japan’s imperial and feudal history.
-
A.
Sakurada Gate
Sakurada Gate is a historic fortified entrance to the Tokyo Imperial Palace grounds, known for its role in Japan’s Edo-period defenses and as the site of notable historical events.
-
B.
Fushimi Inari Taisha
Fushimi Inari Taisha is a famous Shinto shrine in Japan renowned for its thousands of vermilion torii gates winding up the forested slopes of Mount Inari.
-
C.
Meiji Shrine
Meiji Shrine is a major Shinto shrine in Tokyo dedicated to Emperor Meiji and Empress Shōken, known for its expansive forested grounds and traditional ceremonies.
-
D.
Heian Shrine
Heian Shrine is a Shinto shrine in Kyoto, Japan, renowned for its striking vermilion buildings, expansive gardens, and role as a partial replica of the ancient Heian Palace.
-
E.
Osaka Castle
Osaka Castle is a historic Japanese fortress in Osaka, renowned for its grand architecture, surrounding park, and major role in Japan’s feudal history.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
architectural structure
ⓘ
historic gate ⓘ tourist attraction ⓘ |
| architecturalStyle |
Japanese castle-style architecture
ⓘ
traditional Japanese architecture ⓘ |
| associatedWith |
Imperial House of Japan
ⓘ
surface form:
Japanese Imperial Family
Tokyo Imperial Palace grounds ⓘ
surface form:
Tokyo Imperial Palace complex
|
| category |
Gates in Tokyo
ⓘ
Historic sites in Japan ⓘ Tokyo Imperial Palace ⓘ |
| country | Japan ⓘ |
| culturalSignificance |
important site in Japan’s feudal history
ⓘ
important site in Japan’s imperial history ⓘ |
| era | Edo period ⓘ |
| function | main entrance to the Tokyo Imperial Palace ⓘ |
| hasFeature |
defensive gatehouse structure
ⓘ
massive wooden gate doors ⓘ stone walls ⓘ |
| heritageStatus | recognized as a historic site ⓘ |
| historicalRole | entrance to the former Edo Castle area ⓘ |
| locatedIn |
Chiyoda, Tokyo, Japan
ⓘ
surface form:
Chiyoda, Tokyo
Tokyo ⓘ Tokyo Imperial Palace ⓘ |
| material |
stone
ⓘ
wood ⓘ |
| name | Otemon Gate self-link ⓘ |
| near |
Imperial Palace grounds
ⓘ
surface form:
Imperial Palace East Gardens
|
| openToPublic | yes ⓘ |
| partOf | former Edo Castle defenses ⓘ |
| usedFor |
ceremonial entry to the palace
ⓘ
controlled access to the inner palace grounds ⓘ |
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: Otemon Gate Description of subject: Otemon Gate is a historic main entrance to the Tokyo Imperial Palace, notable for its traditional Japanese castle-style architecture and role in Japan’s imperial and feudal history.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tokyo Imperial Palace main gate