California–Nevada border
E1431
The California–Nevada border is the state line in the western United States that divides California from Nevada, running through diverse landscapes including the Sierra Nevada and the Lake Tahoe region.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T12352 — 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: California–Nevada border Context triple: [Lake Tahoe, locatedOn, California–Nevada border]
-
A.
California, United States
California, United States is a large and populous U.S. state on the West Coast known for its diverse geography, major technology and entertainment industries, and cultural and economic influence.
-
B.
Mojave Desert
The Mojave Desert is a vast arid region in the southwestern United States known for its extreme temperatures, unique desert ecosystems, and iconic landscapes such as Death Valley and Joshua Tree.
-
C.
West Coast of the United States
The West Coast of the United States is the Pacific Ocean–facing region of the country, commonly referring to the coastal states of California, Oregon, and Washington known for major port cities, diverse climates, and significant cultural and economic influence.
-
D.
South Lake Tahoe
South Lake Tahoe is a resort city in California known for its access to Lake Tahoe’s beaches, ski resorts, and outdoor recreation.
-
E.
Southern California
Southern California is the populous, culturally diverse, and economically significant southern portion of California known for its warm climate, entertainment industry, and major cities like Los Angeles and San Diego.
- 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: California–Nevada border Target entity description: The California–Nevada border is the state line in the western United States that divides California from Nevada, running through diverse landscapes including the Sierra Nevada and the Lake Tahoe region.
-
A.
California, United States
California, United States is a large and populous U.S. state on the West Coast known for its diverse geography, major technology and entertainment industries, and cultural and economic influence.
-
B.
Mojave Desert
The Mojave Desert is a vast arid region in the southwestern United States known for its extreme temperatures, unique desert ecosystems, and iconic landscapes such as Death Valley and Joshua Tree.
-
C.
West Coast of the United States
The West Coast of the United States is the Pacific Ocean–facing region of the country, commonly referring to the coastal states of California, Oregon, and Washington known for major port cities, diverse climates, and significant cultural and economic influence.
-
D.
South Lake Tahoe
South Lake Tahoe is a resort city in California known for its access to Lake Tahoe’s beaches, ski resorts, and outdoor recreation.
-
E.
Southern California
Southern California is the populous, culturally diverse, and economically significant southern portion of California known for its warm climate, entertainment industry, and major cities like Los Angeles and San Diego.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
international-free internal border
ⓘ
state boundary ⓘ |
| adjacentTo | Pacific Time Zone boundary ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
Great Basin
ⓘ
surface form:
Great Basin region
Lake Tahoe Basin ⓘ Mojave Desert ⓘ
surface form:
Mojave Desert region
|
| definedBy | survey lines and meridians ⓘ |
| demarcates | differences in state law between California and Nevada ⓘ |
| establishedInPeriod | 19th century ⓘ |
| follows |
Sierra Nevada
ⓘ
surface form:
Sierra Nevada (U.S.)
|
| governingAuthority |
California, United States
ⓘ
surface form:
State of California
Nevada ⓘ
surface form:
State of Nevada
|
| hasCoordinateReference |
Mount Diablo meridian
ⓘ
San Bernardino meridian ⓘ |
| hasDisputeHistory | California–Nevada boundary dispute ⓘ |
| hasEconomicImpactOn |
gaming industry in Nevada border towns
ⓘ
tourism in Lake Tahoe region ⓘ |
| hasNotableSegment |
Lake Tahoe
ⓘ
surface form:
Lake Tahoe state line
Stateline, Nevada area ⓘ |
| hasSectionType |
desert boundary
ⓘ
lake boundary ⓘ mountain boundary ⓘ |
| hasTransportationCrossing |
Interstate 15
ⓘ
Interstate 80 ⓘ U.S. Route 395 ⓘ U.S. Route 50 ⓘ |
| legalBasis | acts of the U.S. Congress creating the states ⓘ |
| locatedIn |
western United States
ⓘ
surface form:
Western United States
|
| nearbyProtectedArea |
Death Valley
ⓘ
surface form:
Death Valley National Park
Toiyabe National Forest ⓘ
surface form:
Humboldt–Toiyabe National Forest
Lake Tahoe Basin ⓘ
surface form:
Lake Tahoe Basin Management Unit
Toiyabe National Forest ⓘ |
| partlyDefinedBy | geodetic surveys ⓘ |
| partOf |
borders of California
ⓘ
borders of Nevada ⓘ |
| passesNear |
Carson City
ⓘ
surface form:
Carson City, Nevada
Reno ⓘ
surface form:
Reno, Nevada
South Lake Tahoe ⓘ
surface form:
South Lake Tahoe, California
|
| passesThrough |
Lake Tahoe
ⓘ
Sierra Nevada ⓘ
surface form:
Sierra Nevada (U.S.)
|
| separates |
California, United States
ⓘ
surface form:
California
Nevada ⓘ |
| usedFor |
law enforcement jurisdiction delimitation
ⓘ
state jurisdiction delimitation ⓘ taxation jurisdiction delimitation ⓘ |
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: California–Nevada border Description of subject: The California–Nevada border is the state line in the western United States that divides California from Nevada, running through diverse landscapes including the Sierra Nevada and the Lake Tahoe region.
Referenced by (45)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Nevada state line
this entity surface form:
California–Nevada border region
this entity surface form:
California–Nevada border region
this entity surface form:
Nevada state line near Primm
this entity surface form:
Nevada–California border
this entity surface form:
Nevada state line
this entity surface form:
Nevada–California state line
this entity surface form:
California state line
subject surface form:
Desperado
this entity surface form:
Nevada–California state line
this entity surface form:
California–Nevada state line
this entity surface form:
Nevada–California border
subject surface form:
Verdi, Nevada
subject surface form:
Verdi, Nevada
this entity surface form:
California state line
this entity surface form:
California–Nevada state line
this entity surface form:
Nevada–California border
this entity surface form:
California–Nevada state line
this entity surface form:
Nevada–California state line
this entity surface form:
Nevada–California border
subject surface form:
Searchlight, Nevada
this entity surface form:
Nevada–California border
this entity surface form:
California state line
this entity surface form:
Nevada–California state line near Oasis, California
subject surface form:
State Route 28 (Nevada)
this entity surface form:
Nevada–California state line near Crystal Bay
this entity surface form:
Nevada state line
this entity surface form:
California–Nevada state line near Benton
this entity surface form:
California–Nevada state line
subject surface form:
State Route 88 (California)
this entity surface form:
California–Nevada state line
this entity surface form:
California state line at Crystal Bay