Lake Haruna
E476309
Lake Haruna is a scenic crater lake in Gunma Prefecture, Japan, known for its tranquil waters, surrounding volcanic landscapes, and popularity as a recreational and tourist destination.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lake Haruna canonical | 2 |
| Haruna caldera lake | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4874592 — 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: Lake Haruna Context triple: [Mount Haruna, hasPart, Lake Haruna]
-
A.
Lake Shoji
Lake Shoji is one of the Fuji Five Lakes in Japan, known for its tranquil waters and scenic views of Mount Fuji.
-
B.
Lake Kussharo
Lake Kussharo is a large caldera lake in eastern Hokkaido, Japan, renowned for its volcanic scenery, hot springs, and surrounding natural beauty.
-
C.
Lake Yamanaka
Lake Yamanaka is the largest of the Fuji Five Lakes in Japan, known for its scenic views of Mount Fuji and popularity as a resort and recreational area.
-
D.
Lake Motosu
Lake Motosu is one of the Fuji Five Lakes in Yamanashi Prefecture, Japan, renowned for its clear deep waters and iconic views of Mount Fuji reflected on its surface.
-
E.
Lake Shikaribetsu
Lake Shikaribetsu is a scenic mountain lake in central Hokkaido, Japan, known for its clear waters, surrounding forested peaks, and seasonal ice village attractions.
- 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: Lake Haruna Target entity description: Lake Haruna is a scenic crater lake in Gunma Prefecture, Japan, known for its tranquil waters, surrounding volcanic landscapes, and popularity as a recreational and tourist destination.
-
A.
Lake Shoji
Lake Shoji is one of the Fuji Five Lakes in Japan, known for its tranquil waters and scenic views of Mount Fuji.
-
B.
Lake Kussharo
Lake Kussharo is a large caldera lake in eastern Hokkaido, Japan, renowned for its volcanic scenery, hot springs, and surrounding natural beauty.
-
C.
Lake Yamanaka
Lake Yamanaka is the largest of the Fuji Five Lakes in Japan, known for its scenic views of Mount Fuji and popularity as a resort and recreational area.
-
D.
Lake Motosu
Lake Motosu is one of the Fuji Five Lakes in Yamanashi Prefecture, Japan, renowned for its clear deep waters and iconic views of Mount Fuji reflected on its surface.
-
E.
Lake Shikaribetsu
Lake Shikaribetsu is a scenic mountain lake in central Hokkaido, Japan, known for its clear waters, surrounding forested peaks, and seasonal ice village attractions.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
crater lake
ⓘ
tourist attraction ⓘ |
| basinCountry | Japan NERFINISHED ⓘ |
| country | Japan ⓘ |
| elevation |
1084 m
ⓘ
3556 ft ⓘ |
| freezesInSeason | winter ⓘ |
| hasAccess |
bus from Takasaki Station
ⓘ
road access by car ⓘ |
| hasFeature |
lakeside promenade
ⓘ
lakeside shrines ⓘ observation points ⓘ pedal boats ⓘ rowboats ⓘ |
| hasNearbyPeak |
Haruna-Fuji
NERFINISHED
ⓘ
Mount Haruna NERFINISHED ⓘ |
| isPartOf | Haruna Quasi-National Park NERFINISHED ⓘ |
| knownFor |
recreational activities
ⓘ
scenic beauty ⓘ tourism ⓘ tranquil waters ⓘ volcanic landscape ⓘ |
| locatedIn |
Gunma Prefecture
NERFINISHED
ⓘ
Haruna, Takasaki NERFINISHED ⓘ Kantō region ⓘ |
| locatedNorthwestOf | Tokyo NERFINISHED ⓘ |
| locatedOn | Mount Haruna NERFINISHED ⓘ |
| locatedWestOf | Mount Akagi NERFINISHED ⓘ |
| maximumDepth |
15 m
ⓘ
49 ft ⓘ |
| nearbyCity |
Shibukawa
NERFINISHED
ⓘ
Takasaki NERFINISHED ⓘ |
| notableFor |
autumn foliage
ⓘ
ice-covered lake scenery ⓘ lake illumination events ⓘ |
| partOf | Haruna volcano NERFINISHED ⓘ |
| popularFor |
boating
ⓘ
camping ⓘ fishing ⓘ hiking ⓘ ice fishing ⓘ winter sports ⓘ |
| surfaceArea |
0.44 sq mi
ⓘ
1.15 km² ⓘ |
| touristSeason |
autumn
ⓘ
summer ⓘ winter ⓘ |
| waterType | freshwater ⓘ |
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: Lake Haruna Description of subject: Lake Haruna is a scenic crater lake in Gunma Prefecture, Japan, known for its tranquil waters, surrounding volcanic landscapes, and popularity as a recreational and tourist destination.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Haruna caldera lake