Coast Line
E262611
Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Coast Line canonical | 4 |
| Coast Line (California) | 1 |
| UP Coast Line (partial) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2395103 — 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: Coast Line Context triple: [Southern Pacific Railroad, operatedRoute, Coast Line]
-
A.
Marshlink Line
The Marshlink Line is a regional railway route in Southeast England that runs across the Romney Marsh, connecting Ashford International with Hastings and serving several rural communities.
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B.
East Coast Line
The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
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C.
Sounder North Line
The Sounder North Line is a commuter rail service in the Seattle metropolitan area that runs along the Puget Sound, connecting Seattle with communities to the north such as Everett.
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D.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
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E.
City Line
City Line is a residential neighborhood in eastern Brooklyn, New York City, located near the borough’s border with Queens.
- 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: Coast Line Target entity description: Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
-
A.
Marshlink Line
The Marshlink Line is a regional railway route in Southeast England that runs across the Romney Marsh, connecting Ashford International with Hastings and serving several rural communities.
-
B.
East Coast Line
The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
-
C.
Sounder North Line
The Sounder North Line is a commuter rail service in the Seattle metropolitan area that runs along the Puget Sound, connecting Seattle with communities to the north such as Everett.
-
D.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
-
E.
City Line
City Line is a residential neighborhood in eastern Brooklyn, New York City, located near the borough’s border with Queens.
- F. None of above. chosen
Statements (48)
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: Coast Line Description of subject: Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
UP Coast Line (partial)
subject surface form:
Southern Pacific Railroad
this entity surface form:
Coast Line (California)