Old Mission Dam Historic Site
E1403567
UNEXPLORED
Old Mission Dam Historic Site is a preserved 19th-century stone dam and waterworks built by Spanish missionaries and Native laborers to serve Mission San Diego de Alcalá, now a key historical landmark within Mission Trails Regional Park in San Diego, California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Old Mission Dam Historic Site canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19953892 — 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: Old Mission Dam Historic Site Context triple: [Mission Trails Regional Park, contains, Old Mission Dam Historic Site]
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A.
Old Mission State Park
Old Mission State Park is an Idaho state park preserving the historic Cataldo Mission, one of the oldest standing buildings in the Pacific Northwest and a key site of early Catholic missionary activity in the region.
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B.
Folsom Powerhouse State Historic Park
Folsom Powerhouse State Historic Park is a California state park preserving one of the earliest AC hydroelectric power stations in the United States, which once supplied electricity to Sacramento.
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C.
Paterson Great Falls National Historical Park
Paterson Great Falls National Historical Park is a U.S. national historical park centered on the Great Falls of the Passaic River, preserving one of the nation’s most significant early industrial sites and its surrounding cultural landscape.
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D.
Whitewater Canal State Historic Site
Whitewater Canal State Historic Site is a preserved 19th-century canal and interpretive park in Indiana that showcases the history of early American transportation and canal engineering.
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E.
Indian Key Historic State Park
Indian Key Historic State Park is a small island park in the Florida Keys preserving the ruins and history of a 19th-century wrecking and trading settlement.
- 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: Old Mission Dam Historic Site Target entity description: Old Mission Dam Historic Site is a preserved 19th-century stone dam and waterworks built by Spanish missionaries and Native laborers to serve Mission San Diego de Alcalá, now a key historical landmark within Mission Trails Regional Park in San Diego, California.
-
A.
Old Mission State Park
Old Mission State Park is an Idaho state park preserving the historic Cataldo Mission, one of the oldest standing buildings in the Pacific Northwest and a key site of early Catholic missionary activity in the region.
-
B.
Folsom Powerhouse State Historic Park
Folsom Powerhouse State Historic Park is a California state park preserving one of the earliest AC hydroelectric power stations in the United States, which once supplied electricity to Sacramento.
-
C.
Paterson Great Falls National Historical Park
Paterson Great Falls National Historical Park is a U.S. national historical park centered on the Great Falls of the Passaic River, preserving one of the nation’s most significant early industrial sites and its surrounding cultural landscape.
-
D.
Whitewater Canal State Historic Site
Whitewater Canal State Historic Site is a preserved 19th-century canal and interpretive park in Indiana that showcases the history of early American transportation and canal engineering.
-
E.
Indian Key Historic State Park
Indian Key Historic State Park is a small island park in the Florida Keys preserving the ruins and history of a 19th-century wrecking and trading settlement.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.