Irohazaka Winding Road
E884581
Irohazaka Winding Road is a famous pair of steep, hairpin-filled mountain roads in Nikko, Japan, renowned for their scenic autumn foliage and challenging driving experience.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Irohazaka Winding Road canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10760438 — 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: Irohazaka Winding Road Context triple: [Nikko, hasTouristAttraction, Irohazaka Winding Road]
-
A.
Jozenji-dori
Jozenji-dori is a tree-lined avenue in Sendai, Japan, known for its cultural events, scenic zelkova trees, and role as a central urban promenade.
-
B.
Tsuchigoya route
The Tsuchigoya route is a popular hiking and pilgrimage trail used to ascend Mount Ishizuchi, one of Japan’s most revered and challenging sacred peaks.
-
C.
Nakamise-dori
Nakamise-dori is the historic, souvenir- and snack-filled shopping street that leads up to Tokyo’s Senso-ji Temple and is one of the oldest commercial streets in Japan.
-
D.
Bantan Renraku Road
Bantan Renraku Road is a regional highway in Hyōgo Prefecture, Japan, serving as a key route through the Asago area and connecting it with surrounding communities.
-
E.
Harumi-dōri
Harumi-dōri is a major thoroughfare in central Tokyo that runs through the upscale Ginza district, known for its luxury shopping and vibrant urban streetscape.
- 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: Irohazaka Winding Road Target entity description: Irohazaka Winding Road is a famous pair of steep, hairpin-filled mountain roads in Nikko, Japan, renowned for their scenic autumn foliage and challenging driving experience.
-
A.
Jozenji-dori
Jozenji-dori is a tree-lined avenue in Sendai, Japan, known for its cultural events, scenic zelkova trees, and role as a central urban promenade.
-
B.
Tsuchigoya route
The Tsuchigoya route is a popular hiking and pilgrimage trail used to ascend Mount Ishizuchi, one of Japan’s most revered and challenging sacred peaks.
-
C.
Nakamise-dori
Nakamise-dori is the historic, souvenir- and snack-filled shopping street that leads up to Tokyo’s Senso-ji Temple and is one of the oldest commercial streets in Japan.
-
D.
Bantan Renraku Road
Bantan Renraku Road is a regional highway in Hyōgo Prefecture, Japan, serving as a key route through the Asago area and connecting it with surrounding communities.
-
E.
Harumi-dōri
Harumi-dōri is a major thoroughfare in central Tokyo that runs through the upscale Ginza district, known for its luxury shopping and vibrant urban streetscape.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
mountain road
ⓘ
tourist attraction ⓘ |
| appearsIn | Initial D NERFINISHED ⓘ |
| connectsTo |
Lake Chūzenji
NERFINISHED
ⓘ
Nikkō city area NERFINISHED ⓘ Oku-Nikkō NERFINISHED ⓘ |
| country | Japan ⓘ |
| culturalSignificance | symbol of Nikkō mountain routes ⓘ |
| curveCountRelation | number of curves corresponds to characters of the Iroha poem ⓘ |
| famousAs |
driving challenge
ⓘ
scenic mountain pass ⓘ |
| First IrohazakaDirection | uphill GENERATED ⓘ |
| hasPart |
First Irohazaka
NERFINISHED
ⓘ
Second Irohazaka NERFINISHED ⓘ |
| hasScenery |
autumn colored leaves
ⓘ
mountain forests ⓘ valley views ⓘ |
| hasViewpoint | Akechidaira Observatory NERFINISHED ⓘ |
| locatedIn |
Honshu
ⓘ
Nikkō NERFINISHED ⓘ Nikkō National Park NERFINISHED ⓘ Tochigi Prefecture NERFINISHED ⓘ |
| maximumGradientApprox | about 10 percent ⓘ |
| nameMeaning | Iroha slope NERFINISHED ⓘ |
| nameOrigin | Iroha poem NERFINISHED ⓘ |
| near |
Kegon Falls
NERFINISHED
ⓘ
Nikkō Tōshō-gū NERFINISHED ⓘ |
| notableFor |
challenging driving conditions
ⓘ
hairpin bends ⓘ scenic autumn foliage ⓘ steep gradient ⓘ |
| numberOfHairpinTurns | 48 GENERATED ⓘ |
| popularSeason | autumn ⓘ |
| region | Kantō region ⓘ |
| roadSurface | paved ⓘ |
| roadType | toll road ⓘ |
| safetyFeature |
guardrails
ⓘ
speed limits ⓘ |
| Second IrohazakaDirection | downhill ⓘ |
| tourismActivity |
leaf peeping
ⓘ
sightseeing by car ⓘ |
| trafficDirection | one-way system ⓘ |
| usedBy |
buses
ⓘ
cars ⓘ motorcycles ⓘ |
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: Irohazaka Winding Road Description of subject: Irohazaka Winding Road is a famous pair of steep, hairpin-filled mountain roads in Nikko, Japan, renowned for their scenic autumn foliage and challenging driving experience.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.