CA 2
E647748
CA 2 is a California state highway that runs from Santa Monica through Los Angeles into the San Gabriel Mountains, serving as both an urban thoroughfare and a scenic mountain route.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T7182929 — 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 2 Context triple: [California State Route 2, abbreviation, CA 2]
-
A.
CA 4
CA 4 is a state highway in California that runs east–west from the San Francisco Bay Area across the Central Valley into the Sierra Nevada.
-
B.
CA 82
CA 82 is a major state highway in California that follows the historic El Camino Real corridor through the San Francisco Peninsula and Silicon Valley.
-
C.
CA 60
CA 60 is a major east–west freeway in Southern California that connects Los Angeles to the Inland Empire and serves as a key commuter and freight corridor.
-
D.
CA 28
CA 28 is a state highway in California that runs along the north shore of Lake Tahoe, connecting communities in Placer and Nevada counties.
-
E.
CA 120
CA 120 is a California state highway that runs from the Central Valley through the Sierra Nevada into Yosemite National Park, serving as a key east–west route and park entrance road.
- 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 2 Target entity description: CA 2 is a California state highway that runs from Santa Monica through Los Angeles into the San Gabriel Mountains, serving as both an urban thoroughfare and a scenic mountain route.
-
A.
CA 4
CA 4 is a state highway in California that runs east–west from the San Francisco Bay Area across the Central Valley into the Sierra Nevada.
-
B.
CA 82
CA 82 is a major state highway in California that follows the historic El Camino Real corridor through the San Francisco Peninsula and Silicon Valley.
-
C.
CA 60
CA 60 is a major east–west freeway in Southern California that connects Los Angeles to the Inland Empire and serves as a key commuter and freight corridor.
-
D.
CA 28
CA 28 is a state highway in California that runs along the north shore of Lake Tahoe, connecting communities in Placer and Nevada counties.
-
E.
CA 120
CA 120 is a California state highway that runs from the Central Valley through the Sierra Nevada into Yosemite National Park, serving as a key east–west route and park entrance road.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | state highway ⓘ |
| abbreviation | CA 2 NERFINISHED ⓘ |
| connects |
Los Angeles, California
NERFINISHED
ⓘ
San Gabriel Mountains NERFINISHED ⓘ Santa Monica, California NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasJunctionWith |
Interstate 10
NERFINISHED
ⓘ
Interstate 405 NERFINISHED ⓘ Interstate 5 NERFINISHED ⓘ State Route 134 NERFINISHED ⓘ State Route 210 NERFINISHED ⓘ U.S. Route 101 NERFINISHED ⓘ |
| highwayType | State Route ⓘ |
| isPartOf |
Angeles Crest Highway
NERFINISHED
ⓘ
California Freeway and Expressway System NERFINISHED ⓘ California State Route System NERFINISHED ⓘ |
| locatedIn | Southern California ⓘ |
| maintainedBy |
Caltrans
ⓘ
surface form:
California Department of Transportation
Caltrans NERFINISHED ⓘ |
| mountainSegmentType | two-lane highway ⓘ |
| name |
Angeles Crest Highway
NERFINISHED
ⓘ
Glendale Freeway NERFINISHED ⓘ Santa Monica Boulevard NERFINISHED ⓘ Sunset Boulevard (short signed segments historically) NERFINISHED ⓘ |
| passesThrough |
Angeles National Forest
NERFINISHED
ⓘ
Glendale, California NERFINISHED ⓘ La Cañada Flintridge, California NERFINISHED ⓘ Los Angeles, California NERFINISHED ⓘ San Gabriel Mountains NERFINISHED ⓘ Santa Monica, California NERFINISHED ⓘ West Hollywood, California NERFINISHED ⓘ |
| region |
Los Angeles County, California
NERFINISHED
ⓘ
San Bernardino County, California NERFINISHED ⓘ |
| roadFunction |
scenic mountain route
ⓘ
urban thoroughfare ⓘ |
| routeNumber | 2 ⓘ |
| scenicDesignation | scenic highway (mountain segment) ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| urbanSegmentType | freeway ⓘ |
| urbanSegmentType | surface street ⓘ |
| usedFor |
commuter traffic
ⓘ
recreational access to San Gabriel Mountains ⓘ tourism ⓘ |
| westernTerminus | Santa Monica, California NERFINISHED ⓘ |
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 2 Description of subject: CA 2 is a California state highway that runs from Santa Monica through Los Angeles into the San Gabriel Mountains, serving as both an urban thoroughfare and a scenic mountain route.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Angeles Crest Highway
this entity surface form:
CA-2