Placer
E393965
Placer is the former historic name of the town now known as Loomis in Placer County, California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Placer canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3834555 — 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: Placer Context triple: [Town of Loomis, California, hasHistoricName, Placer]
-
A.
Eldorado
Eldorado is a casino and hospitality brand associated with Caesars Entertainment, known for its gaming resorts and entertainment properties.
-
B.
Pearl of the West
Pearl of the West is a celebrated nickname for Guadalajara, highlighting its cultural richness, historical significance, and beauty in western Mexico.
-
C.
Mount Morgan
Mount Morgan is a historic former gold mining town in Central Queensland, Australia, known for its once world-famous Mount Morgan Mine and heritage-era architecture.
-
D.
Crocker
Crocker is a surname of English origin borne by various notable individuals across fields such as technology, sports, and the arts.
-
E.
Goldfield
Goldfield is a historic mining town in Nevada that rose to prominence during the early 20th-century gold rush.
- 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: Placer Target entity description: Placer is the former historic name of the town now known as Loomis in Placer County, California.
-
A.
Eldorado
Eldorado is a casino and hospitality brand associated with Caesars Entertainment, known for its gaming resorts and entertainment properties.
-
B.
Pearl of the West
Pearl of the West is a celebrated nickname for Guadalajara, highlighting its cultural richness, historical significance, and beauty in western Mexico.
-
C.
Mount Morgan
Mount Morgan is a historic former gold mining town in Central Queensland, Australia, known for its once world-famous Mount Morgan Mine and heritage-era architecture.
-
D.
Crocker
Crocker is a surname of English origin borne by various notable individuals across fields such as technology, sports, and the arts.
-
E.
Goldfield
Goldfield is a historic mining town in Nevada that rose to prominence during the early 20th-century gold rush.
- F. None of above. chosen
Statements (18)
| Predicate | Object |
|---|---|
| instanceOf |
former populated place
ⓘ
historic place name ⓘ |
| containsFormerSettlement | Placer self-linksurface differs ⓘ |
| country | United States of America ⓘ |
| formerName | Placer self-linksurface differs ⓘ |
| hasCountySeat | Auburn, California ⓘ |
| hasCurrentName | Loomis ⓘ |
| historicNameOf | Loomis ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Placer County ⓘ
surface form:
Placer County, California
western United States ⓘ
surface form:
Western United States
|
| locatedInAdministrativeEntity | Placer County ⓘ |
| locatedInTime | 19th century ⓘ |
| locatedOnContinent | North America ⓘ |
| namedAfter | placer mining ⓘ |
| partOf | Sacramento metropolitan area ⓘ |
| replacedBy | Loomis ⓘ |
| timeZone | Pacific Time Zone ⓘ |
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: Placer Description of subject: Placer is the former historic name of the town now known as Loomis in Placer County, California.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Loomis
subject surface form:
Placer County, California