Coloma, California
E38195
Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Coloma, California canonical | 12 |
| North San Juan, California | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T71049 — 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: Coloma, California Context triple: [California Gold Rush, significantPlace, Coloma, California]
-
A.
Woodside, California
Woodside, California is an affluent, semi-rural town on the San Francisco Peninsula known for its large estates, equestrian culture, and proximity to Silicon Valley.
-
B.
Merced
Merced is a city in California’s San Joaquin Valley known as a gateway to Yosemite National Park and home to the University of California, Merced.
-
C.
Salinas
Salinas is a prominent agricultural city in Northern California, often called the "Salad Bowl of the World" and known as the birthplace of author John Steinbeck.
-
D.
Eureka, California
Eureka, California is a historic coastal city in Northern California known for its Victorian architecture, working seaport, and proximity to the region’s famous redwood forests.
-
E.
Lancaster, California
Lancaster, California is a high-desert city in northern Los Angeles County known for its aerospace industry, solar energy projects, and annual poppy festival.
- 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: Coloma, California Target entity description: Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
-
A.
Woodside, California
Woodside, California is an affluent, semi-rural town on the San Francisco Peninsula known for its large estates, equestrian culture, and proximity to Silicon Valley.
-
B.
Merced
Merced is a city in California’s San Joaquin Valley known as a gateway to Yosemite National Park and home to the University of California, Merced.
-
C.
Salinas
Salinas is a prominent agricultural city in Northern California, often called the "Salad Bowl of the World" and known as the birthplace of author John Steinbeck.
-
D.
Eureka, California
Eureka, California is a historic coastal city in Northern California known for its Victorian architecture, working seaport, and proximity to the region’s famous redwood forests.
-
E.
Lancaster, California
Lancaster, California is a high-desert city in northern Los Angeles County known for its aerospace industry, solar energy projects, and annual poppy festival.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
census-designated place
ⓘ
historic town ⓘ unincorporated community ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| county | El Dorado County ⓘ |
| elevation | approximately 750 feet ⓘ |
| goldDiscoveredBy | James W. Marshall ⓘ |
| goldDiscoveryDate | January 24, 1848 ⓘ |
| governingBody |
El Dorado County government
ⓘ
linked to:
El Dorado County
|
| hasFeature |
historic mining-era buildings
ⓘ
preserved Gold Rush-era sites ⓘ |
| hasHistoricDistrict |
Coloma historic district
ⓘ
linked to:
Coloma Historic Park
|
| hasHistoricSite | Marshall Gold Discovery State Historic Park ⓘ |
| hasLandmark |
James W. Marshall monument
ⓘ
reconstructed Sutter’s Mill ⓘ
linked to:
Sutter's Mill
|
| hasMuseum | Gold Discovery Museum ⓘ |
| heritageDesignation |
California Historical Landmark
ⓘ
National Historic Landmark District (Marshall Gold Discovery State Historic Park core) ⓘ
linked to:
National Historic Landmark
|
| historicEra | California Gold Rush ⓘ |
| knownFor |
origin point of the California Gold Rush
ⓘ
site of first major gold discovery in California in 1848 ⓘ |
| locatedIn |
California Gold Country
ⓘ
Sierra Nevada foothills ⓘ |
| locatedOnRiver | South Fork American River ⓘ |
| namedAfter | Coloma (Native American word, often cited as meaning “beautiful” or “valley”) ⓘ |
| nearbyCity |
Auburn, California
ⓘ
Placerville, California ⓘ
linked to:
Placerville
|
| partOf | Sacramento metropolitan area ⓘ |
| popularActivities |
camping
ⓘ
hiking ⓘ whitewater rafting ⓘ |
| postalCode | 95613 ⓘ |
| primaryEconomicActivity |
heritage tourism
ⓘ
outdoor recreation ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| timeZone | Pacific Time Zone ⓘ |
| transportationRoute | California State Route 49 ⓘ |
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: Coloma, California Description of subject: Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Coloma, California
James W. Marshall Monument at Marshall Gold Discovery State Historic Park
→
locatedIn
→
Coloma, California
ⓘ