Hetch Hetchy Aqueduct
E1094657
UNEXPLORED
The Hetch Hetchy Aqueduct is a major water conveyance system that transports drinking water from the Hetch Hetchy Reservoir in Yosemite National Park to the San Francisco Bay Area.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Hetch Hetchy Aqueduct canonical | 5 |
| Hetch Hetchy aqueduct | 1 |
| Hetch Hetchy water system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14349598 — 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: Hetch Hetchy Aqueduct Context triple: [Pulgas Water Temple, waterSource, Hetch Hetchy Aqueduct]
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A.
Colorado River Aqueduct
The Colorado River Aqueduct is a major water conveyance system that transports Colorado River water across the desert to supply Southern California’s cities and agricultural areas.
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B.
Los Angeles Aqueduct
The Los Angeles Aqueduct is a major early-20th-century water conveyance system that transports water from California’s Owens Valley to the city of Los Angeles, profoundly shaping the region’s growth and sparking enduring environmental and political controversies.
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C.
North Bay Aqueduct
The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
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D.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
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E.
California Aqueduct
The California Aqueduct is a major man-made water conveyance system in California that transports water hundreds of miles from the state’s northern regions to its drier central and southern areas.
- 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: Hetch Hetchy Aqueduct Target entity description: The Hetch Hetchy Aqueduct is a major water conveyance system that transports drinking water from the Hetch Hetchy Reservoir in Yosemite National Park to the San Francisco Bay Area.
-
A.
Colorado River Aqueduct
The Colorado River Aqueduct is a major water conveyance system that transports Colorado River water across the desert to supply Southern California’s cities and agricultural areas.
-
B.
Los Angeles Aqueduct
The Los Angeles Aqueduct is a major early-20th-century water conveyance system that transports water from California’s Owens Valley to the city of Los Angeles, profoundly shaping the region’s growth and sparking enduring environmental and political controversies.
-
C.
North Bay Aqueduct
The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
-
D.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
-
E.
California Aqueduct
The California Aqueduct is a major man-made water conveyance system in California that transports water hundreds of miles from the state’s northern regions to its drier central and southern areas.
- F. None of above. chosen
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hetch Hetchy Aqueduct
linked to: Hetch Hetchy Aqueduct