Nagaoka Castle
E648552
Nagaoka Castle was a Japanese feudal stronghold in Echigo Province that served as the political and administrative center of the Nagaoka Domain during the Edo period.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kasugayama Castle | 1 |
| Nagaoka Castle canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7065407 — 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: Nagaoka Castle Context triple: [Nagaoka Domain, capital, Nagaoka Castle]
-
A.
Koriyama Castle
Koriyama Castle is a historic Japanese castle in Nara Prefecture known for its Edo-period fortifications and scenic cherry blossoms.
-
B.
Nakatsu Castle
Nakatsu Castle is a historic Japanese castle in Nakatsu, Ōita Prefecture, known as one of Japan’s notable riverside fortresses with reconstructed structures and a museum.
-
C.
Fukuchiyama Castle
Fukuchiyama Castle is a reconstructed Japanese hilltop castle in Fukuchiyama, Kyoto Prefecture, originally built in the late 16th century and noted for its historical architecture and panoramic views.
-
D.
Okazaki Castle
Okazaki Castle is a historic Japanese fortress in Aichi Prefecture, best known as the birthplace of shogun Tokugawa Ieyasu and a key stronghold in the Sengoku and early Edo periods.
-
E.
Nakijin Castle
Nakijin Castle is a historic Ryukyuan gusuku (fortress) in northern Okinawa, Japan, renowned for its massive stone walls and as part of the UNESCO World Heritage Site “Gusuku Sites and Related Properties of the Kingdom of Ryukyu.”
- 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: Nagaoka Castle Target entity description: Nagaoka Castle was a Japanese feudal stronghold in Echigo Province that served as the political and administrative center of the Nagaoka Domain during the Edo period.
-
A.
Koriyama Castle
Koriyama Castle is a historic Japanese castle in Nara Prefecture known for its Edo-period fortifications and scenic cherry blossoms.
-
B.
Nakatsu Castle
Nakatsu Castle is a historic Japanese castle in Nakatsu, Ōita Prefecture, known as one of Japan’s notable riverside fortresses with reconstructed structures and a museum.
-
C.
Fukuchiyama Castle
Fukuchiyama Castle is a reconstructed Japanese hilltop castle in Fukuchiyama, Kyoto Prefecture, originally built in the late 16th century and noted for its historical architecture and panoramic views.
-
D.
Okazaki Castle
Okazaki Castle is a historic Japanese fortress in Aichi Prefecture, best known as the birthplace of shogun Tokugawa Ieyasu and a key stronghold in the Sengoku and early Edo periods.
-
E.
Nakijin Castle
Nakijin Castle is a historic Ryukyuan gusuku (fortress) in northern Okinawa, Japan, renowned for its massive stone walls and as part of the UNESCO World Heritage Site “Gusuku Sites and Related Properties of the Kingdom of Ryukyu.”
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese castle
ⓘ
feudal stronghold ⓘ |
| associatedWithEvent | Boshin War ⓘ |
| category | Castles in Niigata Prefecture ⓘ |
| country | Japan ⓘ |
| currentSiteUsage | urban area of Nagaoka city ⓘ |
| domain | Nagaoka Domain ⓘ |
| era | Edo period ⓘ |
| function |
administrative center
ⓘ
political center ⓘ |
| governingClan | Makino clan ⓘ |
| hasFeature |
baileys
ⓘ
earthen ramparts ⓘ moat ⓘ stone walls ⓘ |
| historicalPeriod | Tokugawa shogunate ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Echigo Province
NERFINISHED
ⓘ
Nagaoka ⓘ |
| locatedInPresentDay | Niigata Prefecture ⓘ |
| material |
stone
ⓘ
wood ⓘ |
| politicalRole | center of local governance in Echigo Province ⓘ |
| region | Hokuriku region ⓘ |
| servedAs | seat of Nagaoka Domain ⓘ |
| status | no longer extant ⓘ |
| type | hirajiro (flatland castle) ⓘ |
| usedFor |
domain administration
ⓘ
military defense ⓘ residence of the daimyo of Nagaoka Domain ⓘ |
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: Nagaoka Castle Description of subject: Nagaoka Castle was a Japanese feudal stronghold in Echigo Province that served as the political and administrative center of the Nagaoka Domain during the Edo period.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nagaoka Castle