CA 121
E640435
CA 121 is a state highway in California that runs through Napa and Sonoma counties, serving as a key route to the Napa Valley wine region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| CA 121 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7079485 — 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: CA 121 Context triple: [California State Route 121, abbreviation, CA 121]
-
A.
CA 20
CA 20 is a major east–west California state highway that traverses the northern part of the state, connecting U.S. Route 101 near the coast to Interstate 80 in the Sierra Nevada region.
-
B.
CA-25
CA-25 is the hull classification symbol for USS Salt Lake City, a U.S. Navy Pensacola-class heavy cruiser that saw extensive service in the Pacific during World War II.
-
C.
CA-29
CA-29 was a U.S. Navy heavy cruiser named USS Chicago that served primarily in the Pacific during the interwar period and early World War II.
-
D.
CA-26
CA-26 was the hull classification symbol for USS Northampton, a U.S. Navy heavy cruiser that served prominently in the Pacific during the early years of World War II.
-
E.
CA-24
CA-24 was a U.S. Navy Pensacola-class heavy cruiser that served prominently in the Pacific Theater during World War II.
- 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: CA 121 Target entity description: CA 121 is a state highway in California that runs through Napa and Sonoma counties, serving as a key route to the Napa Valley wine region.
-
A.
CA 20
CA 20 is a major east–west California state highway that traverses the northern part of the state, connecting U.S. Route 101 near the coast to Interstate 80 in the Sierra Nevada region.
-
B.
CA-25
CA-25 is the hull classification symbol for USS Salt Lake City, a U.S. Navy Pensacola-class heavy cruiser that saw extensive service in the Pacific during World War II.
-
C.
CA-29
CA-29 was a U.S. Navy heavy cruiser named USS Chicago that served primarily in the Pacific during the interwar period and early World War II.
-
D.
CA-26
CA-26 was the hull classification symbol for USS Northampton, a U.S. Navy heavy cruiser that served prominently in the Pacific during the early years of World War II.
-
E.
CA-24
CA-24 was a U.S. Navy Pensacola-class heavy cruiser that served prominently in the Pacific Theater during World War II.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf | state highway ⓘ |
| connectsTo |
Napa Valley wine region
ⓘ
linked to:
Napa Valley
|
| country |
United States
ⓘ
linked to:
United States of America
|
| hasAbbreviation |
SR 121
ⓘ
State Route 121 ⓘ |
| hasRouteNumber | 121 ⓘ |
| isImportantFor |
access to wineries
ⓘ
local commuting ⓘ regional tourism ⓘ |
| isIn | Northern California ⓘ |
| isNumberedRouteOf |
California state highways
ⓘ
linked to:
California state highway system
|
| locatedIn |
Napa County, California
ⓘ
linked to:
Napa County
Sonoma County, California ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| maintainedBy |
California Department of Transportation
ⓘ
linked to:
Caltrans
|
| partOf |
California State Highway System
ⓘ
linked to:
California state highway system
|
| passesThrough |
Napa County, California
ⓘ
linked to:
Napa County
Sonoma County, California ⓘ |
| regionServed |
Napa Valley wine region
ⓘ
linked to:
Napa Valley
|
| roadType | state highway ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| usedFor |
automobile transportation
ⓘ
freight transportation ⓘ tourism access ⓘ |
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: CA 121 Description of subject: CA 121 is a state highway in California that runs through Napa and Sonoma counties, serving as a key route to the Napa Valley wine region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
State Route 121