North Star Mine Powerhouse
E1430286
UNEXPLORED
The North Star Mine Powerhouse is a historic industrial building in Grass Valley, California, that once supplied electrical power to one of the region’s major gold mines and now serves as a preserved heritage landmark.
All labels observed (1)
| Label | Occurrences |
|---|---|
| North Star Mine Powerhouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20413457 — 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: North Star Mine Powerhouse Context triple: [Grass Valley, California, hasHeritageSite, North Star Mine Powerhouse]
-
A.
Shanan Power House
Shanan Power House is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
-
B.
Holm Powerhouse
Holm Powerhouse is a hydroelectric generating station within California’s Hetch Hetchy Power System that converts water from the Hetch Hetchy aqueduct into electricity.
-
C.
Oak Grove Powerhouse
Oak Grove Powerhouse is a hydroelectric generating station that converts water released from Oak Grove Dam into electrical power.
-
D.
Healy Power Plant
Healy Power Plant is a coal-fired power generation facility located near the community of Healy in interior Alaska.
-
E.
Kirkwood Powerhouse
Kirkwood Powerhouse is a hydroelectric generating facility within San Francisco’s Hetch Hetchy Power System that converts water from the Hetch Hetchy project into electricity.
- 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: North Star Mine Powerhouse Target entity description: The North Star Mine Powerhouse is a historic industrial building in Grass Valley, California, that once supplied electrical power to one of the region’s major gold mines and now serves as a preserved heritage landmark.
-
A.
Shanan Power House
Shanan Power House is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
-
B.
Holm Powerhouse
Holm Powerhouse is a hydroelectric generating station within California’s Hetch Hetchy Power System that converts water from the Hetch Hetchy aqueduct into electricity.
-
C.
Oak Grove Powerhouse
Oak Grove Powerhouse is a hydroelectric generating station that converts water released from Oak Grove Dam into electrical power.
-
D.
Healy Power Plant
Healy Power Plant is a coal-fired power generation facility located near the community of Healy in interior Alaska.
-
E.
Kirkwood Powerhouse
Kirkwood Powerhouse is a hydroelectric generating facility within San Francisco’s Hetch Hetchy Power System that converts water from the Hetch Hetchy project into electricity.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.