U.S. Route 50 near Spooner Summit
E293378
U.S. Route 50 near Spooner Summit is a high-elevation mountain highway segment in the Sierra Nevada’s Carson Range that serves as a key east–west route between Lake Tahoe and Carson City, Nevada.
All labels observed (3)
| Label | Occurrences |
|---|---|
| U.S. Route 50 near Spooner Summit canonical | 2 |
| U.S. Route 50 (nearby) | 1 |
| U.S. Route 50 at Spooner Junction, Nevada | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2736163 — 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: U.S. Route 50 near Spooner Summit Context triple: [Carson Range, hasRoadCrossing, U.S. Route 50 near Spooner Summit]
-
A.
U.S. Route 50 corridor vicinity
The U.S. Route 50 corridor vicinity is a transportation and development belt running along U.S. Route 50 through the Virginia Range area, serving as a key east–west travel and access route.
-
B.
U.S. Route 501
U.S. Route 501 is a U.S. Highway running through Virginia and North Carolina that serves as a key north–south transportation corridor connecting cities such as Durham and Myrtle Beach.
-
C.
U.S. Route 50 Business
U.S. Route 50 Business is a business loop of U.S. Route 50 that serves local traffic and commercial areas in and around Pueblo, Colorado.
-
D.
U.S. Route 36 corridor
The U.S. Route 36 corridor is a major east–west transportation route across the central United States, linking numerous communities and regional highways along its path.
-
E.
U.S. Route 54
U.S. Route 54 is a major northeast–southwest U.S. highway that runs from El Paso, Texas, to Griggsville, Illinois, passing through several states in the central United States.
- 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: U.S. Route 50 near Spooner Summit Target entity description: U.S. Route 50 near Spooner Summit is a high-elevation mountain highway segment in the Sierra Nevada’s Carson Range that serves as a key east–west route between Lake Tahoe and Carson City, Nevada.
-
A.
U.S. Route 50 corridor vicinity
The U.S. Route 50 corridor vicinity is a transportation and development belt running along U.S. Route 50 through the Virginia Range area, serving as a key east–west travel and access route.
-
B.
U.S. Route 501
U.S. Route 501 is a U.S. Highway running through Virginia and North Carolina that serves as a key north–south transportation corridor connecting cities such as Durham and Myrtle Beach.
-
C.
U.S. Route 50 Business
U.S. Route 50 Business is a business loop of U.S. Route 50 that serves local traffic and commercial areas in and around Pueblo, Colorado.
-
D.
U.S. Route 36 corridor
The U.S. Route 36 corridor is a major east–west transportation route across the central United States, linking numerous communities and regional highways along its path.
-
E.
U.S. Route 54
U.S. Route 54 is a major northeast–southwest U.S. highway that runs from El Paso, Texas, to Griggsville, Illinois, passing through several states in the central United States.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
highway segment
ⓘ
mountain pass road ⓘ |
| connects |
Carson City, Nevada
ⓘ
linked to:
Carson City
Lake Tahoe ⓘ |
| crosses | Spooner Summit ⓘ |
| elevationApprox |
2180 meters
ⓘ
7150 feet ⓘ |
| hasDirection | east–west ⓘ |
| hasFeature |
curving alignment
ⓘ
steep grades ⓘ |
| hasLanes | 4-lane highway ⓘ |
| hasSafetyFeature |
chain control areas
ⓘ
guardrails ⓘ |
| hasScenicQuality | mountain and forest views ⓘ |
| hasTerrain | mountainous ⓘ |
| isKeyRouteBetween |
Carson City, Nevada
ⓘ
linked to:
Carson City
Lake Tahoe ⓘ |
| locatedIn |
Carson City, Nevada
ⓘ
linked to:
Carson City
Carson Range ⓘ Douglas County, Nevada ⓘ Nevada ⓘ Sierra Nevada ⓘ United States ⓘ
linked to:
United States of America
|
| maintainedBy | Nevada Department of Transportation ⓘ |
| near |
Lake Tahoe–Nevada State Park
ⓘ
linked to:
Lake Tahoe Nevada State Park
Spooner Lake ⓘ |
| partOf |
Lake Tahoe–Carson City corridor
ⓘ
linked to:
Lake Tahoe–Reno tourism corridor
U.S. Route 50 ⓘ transcontinental U.S. Route 50 corridor ⓘ |
| passesThrough | coniferous forest ⓘ |
| roadType | U.S. Highway ⓘ |
| speedLimitApprox | 55–65 mph ⓘ |
| subjectTo |
snow
ⓘ
winter driving restrictions ⓘ |
| usedFor |
regional transportation
ⓘ
tourist access to Lake Tahoe ⓘ |
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: U.S. Route 50 near Spooner Summit Description of subject: U.S. Route 50 near Spooner Summit is a high-elevation mountain highway segment in the Sierra Nevada’s Carson Range that serves as a key east–west route between Lake Tahoe and Carson City, Nevada.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: U.S. Route 50 near Spooner Summit
subject linked to:
State Route 28
linked to: U.S. Route 50 near Spooner Summit