Okuchichibu Mountains
E893264
The Okuchichibu Mountains are a rugged, forested mountain range spanning parts of central Honshu, Japan, known for their deep valleys, hiking trails, and role as a major watershed area.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Okuchichibu Mountains canonical | 15 |
| Okutama Mountains | 2 |
| Okuchichibu mountain range | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10889254 — 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: Okuchichibu Mountains Context triple: [Chichibu Mountains, partOf, Okuchichibu Mountains]
-
A.
Kosado Mountains
The Kosado Mountains are a mountain range located on Sado Island in Niigata Prefecture, Japan, known for their rugged terrain and natural scenery.
-
B.
Akaishi Mountains
The Akaishi Mountains, also known as part of Japan’s Southern Alps, are a prominent, rugged mountain range in central Honshu renowned for their high peaks and alpine landscapes.
-
C.
Azuma Mountains
The Azuma Mountains are a volcanic mountain range in northeastern Japan known for their scenic landscapes, hot springs, and popular hiking routes.
-
D.
Ikoma Mountains
The Ikoma Mountains are a mountain range on the border of Osaka and Nara prefectures in Japan, known for their scenic views, hiking trails, and historical temples.
-
E.
Tanzawa Mountains
The Tanzawa Mountains are a rugged mountain range in Kanagawa Prefecture, Japan, known for their forested peaks, hiking trails, and proximity to the Tokyo metropolitan area.
- 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: Okuchichibu Mountains Target entity description: The Okuchichibu Mountains are a rugged, forested mountain range spanning parts of central Honshu, Japan, known for their deep valleys, hiking trails, and role as a major watershed area.
-
A.
Kosado Mountains
The Kosado Mountains are a mountain range located on Sado Island in Niigata Prefecture, Japan, known for their rugged terrain and natural scenery.
-
B.
Akaishi Mountains
The Akaishi Mountains, also known as part of Japan’s Southern Alps, are a prominent, rugged mountain range in central Honshu renowned for their high peaks and alpine landscapes.
-
C.
Azuma Mountains
The Azuma Mountains are a volcanic mountain range in northeastern Japan known for their scenic landscapes, hot springs, and popular hiking routes.
-
D.
Ikoma Mountains
The Ikoma Mountains are a mountain range on the border of Osaka and Nara prefectures in Japan, known for their scenic views, hiking trails, and historical temples.
-
E.
Tanzawa Mountains
The Tanzawa Mountains are a rugged mountain range in Kanagawa Prefecture, Japan, known for their forested peaks, hiking trails, and proximity to the Tokyo metropolitan area.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | mountain range ⓘ |
| climate |
heavy snowfall in winter at higher elevations
ⓘ
humid continental climate ⓘ |
| containsMountain |
Mount Buko
ⓘ
Mount Kinpu ⓘ Mount Kobushi ⓘ Mount Kumotori ⓘ Mount Ryōkami ⓘ Mount Sanpō ⓘ Mount Takanosu ⓘ |
| containsProtectedArea |
Chichibu Tama Kai National Park
ⓘ
Okuchichibu Prefectural Natural Park ⓘ
linked to:
Chichibu Tama Kai National Park
|
| country | Japan ⓘ |
| drainsInto |
Arakawa River
ⓘ
Fuji River system ⓘ
linked to:
Fuji River
Sagamigawa River system ⓘ Tone River system ⓘ
linked to:
Tone River
|
| geologicalType | fold mountains ⓘ |
| highestPoint | Mount Kobushi ⓘ |
| hydrologicalRole | major watershed area ⓘ |
| knownFor |
autumn foliage
ⓘ
hiking trails ⓘ mountain climbing ⓘ watershed functions ⓘ |
| landCover | forested ⓘ |
| languageOfName | Japanese ⓘ |
| locatedInPrefecture |
Gunma Prefecture
ⓘ
Nagano Prefecture ⓘ Saitama Prefecture ⓘ Tokyo Metropolis ⓘ
linked to:
Tokyo Metropolis, Japan
Yamanashi Prefecture NERFINISHED ⓘ |
| locatedInRegion | central Honshu ⓘ |
| locatedOn | Honshu ⓘ |
| nameInJapanese |
奥秩父山地
ⓘ
linked to:
秩父山地
|
| nearCity |
Chichibu
NERFINISHED
ⓘ
Kōfu NERFINISHED ⓘ Tokyo ⓘ |
| partOf |
Chichibu Mountains
ⓘ
Chūbu region ⓘ Japanese Alps and surrounding ranges ⓘ
linked to:
Japanese Alps
Kantō region ⓘ |
| popularActivity |
backcountry hiking
ⓘ
nature observation ⓘ trekking ⓘ |
| terrainFeature |
deep valleys
ⓘ
rugged mountains ⓘ |
| vegetationZone |
subalpine coniferous forest
ⓘ
temperate broadleaf forest ⓘ |
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: Okuchichibu Mountains Description of subject: The Okuchichibu Mountains are a rugged, forested mountain range spanning parts of central Honshu, Japan, known for their deep valleys, hiking trails, and role as a major watershed area.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Okuchichibu Mountains
linked to: Okuchichibu Mountains
subject linked to:
Tama River (nearby region)
linked to: Okuchichibu Mountains