Sakurada-bori moat
E376501
Sakurada-bori moat is a historic defensive waterway forming part of the outer moat system of the Tokyo Imperial Palace in central Tokyo, Japan.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Imperial Palace moat | 3 |
| Imperial Palace outer moat | 2 |
| Hanzō-bori moat | 1 |
| Sakurada-bori moat canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3649686 — 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: Sakurada-bori moat Context triple: [Sakurada Gate, overlooks, Sakurada-bori moat]
-
A.
Hachiman-bori canal
Hachiman-bori canal is a historic waterways district in Omihachiman, Japan, famed for its well-preserved Edo-period canals, merchant warehouses, and scenic waterfront.
-
B.
Shirakawa Canal
Shirakawa Canal is a picturesque waterway in Kyoto, Japan, lined with traditional buildings and cherry trees, known for its scenic beauty and historic atmosphere.
-
C.
Kaichu-doro causeway
The Kaichu-doro causeway is a scenic marine roadway in Okinawa that connects the main island to several offshore islands by traversing shallow, turquoise coastal waters.
-
D.
Midorigaoka
Midorigaoka is a residential neighborhood located within Tokyo's Meguro ward in Japan.
-
E.
Nagaokakyo
Nagaokakyo is a suburban city in Japan known for its bamboo groves, historical temples, and convenient location between Kyoto and Osaka.
- 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: Sakurada-bori moat Target entity description: Sakurada-bori moat is a historic defensive waterway forming part of the outer moat system of the Tokyo Imperial Palace in central Tokyo, Japan.
-
A.
Hachiman-bori canal
Hachiman-bori canal is a historic waterways district in Omihachiman, Japan, famed for its well-preserved Edo-period canals, merchant warehouses, and scenic waterfront.
-
B.
Shirakawa Canal
Shirakawa Canal is a picturesque waterway in Kyoto, Japan, lined with traditional buildings and cherry trees, known for its scenic beauty and historic atmosphere.
-
C.
Kaichu-doro causeway
The Kaichu-doro causeway is a scenic marine roadway in Okinawa that connects the main island to several offshore islands by traversing shallow, turquoise coastal waters.
-
D.
Midorigaoka
Midorigaoka is a residential neighborhood located within Tokyo's Meguro ward in Japan.
-
E.
Nagaokakyo
Nagaokakyo is a suburban city in Japan known for its bamboo groves, historical temples, and convenient location between Kyoto and Osaka.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
moat ⓘ |
| adjacentTo |
Nagatachō political district
ⓘ
linked to:
Nagatachō district
government district of Kasumigaseki ⓘ office district of Hibiya ⓘ |
| category |
Historic sites in Tokyo
ⓘ
Landforms of Tokyo ⓘ Moats of Japan ⓘ Tokyo Imperial Palace ⓘ |
| connectedTo | other moats of Tokyo Imperial Palace ⓘ |
| country | Japan ⓘ |
| hasFunction | defensive waterway ⓘ |
| hasViewOf |
Tokyo Imperial Palace outer grounds
ⓘ
linked to:
Tokyo Imperial Palace grounds
office buildings in Kasumigaseki and Hibiya ⓘ |
| hasWaterSource | urban surface water and rainfall ⓘ |
| heritageStatus | important historic landscape of Tokyo Imperial Palace area ⓘ |
| historicalPeriod | Edo period ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Chiyoda, Tokyo
ⓘ
Tokyo ⓘ central Tokyo ⓘ |
| locatedNear |
Hibiya
ⓘ
Kasumigaseki ⓘ Nagatachō ⓘ
linked to:
Nagatachō district
Sakuradamon Gate ⓘ
linked to:
Sakurada Gate
|
| locatedOn | Honshu ⓘ |
| maintainedBy |
Imperial Household Agency
ⓘ
Tokyo Metropolitan Government ⓘ |
| partOf |
Tokyo Imperial Palace outer moat system
ⓘ
linked to:
Tokyo Imperial Palace
former Edo Castle defenses ⓘ |
| prefecture |
Tokyo Metropolis
ⓘ
linked to:
Tokyo Prefecture
|
| region | Kantō region ⓘ |
| surrounds | Tokyo Imperial Palace ⓘ |
| usedFor |
aesthetic landscape feature
ⓘ
flood control (historically auxiliary) ⓘ tourist attraction ⓘ |
| waterBodyType | artificial moat ⓘ |
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: Sakurada-bori moat Description of subject: Sakurada-bori moat is a historic defensive waterway forming part of the outer moat system of the Tokyo Imperial Palace in central Tokyo, Japan.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sakurada-bori moat
linked to: Sakurada-bori moat
subject linked to:
Marunouchi district
linked to: Sakurada-bori moat
linked to: Sakurada-bori moat
linked to: Sakurada-bori moat
linked to: Sakurada-bori moat