San Joaquins
E486941
San Joaquins is an Amtrak-operated intercity passenger rail service in California that connects the San Joaquin Valley with the Bay Area and Sacramento.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Joaquins canonical | 18 |
How this entity was disambiguated
This entity first appeared as the object of triple T3347136 — 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: San Joaquins Context triple: [Amtrak California bi-level coaches, usedOnRoute, San Joaquins]
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A.
San Joaquin River
The San Joaquin River is a major river in central California that flows through the San Joaquin Valley and supports extensive agricultural, ecological, and water supply systems before joining the Sacramento–San Joaquin Delta.
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B.
San Joaquín
San Joaquín is a commune in the Santiago Metropolitan Region of Chile, known primarily as a residential and industrial area within Greater Santiago.
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C.
Sacramento River
The Sacramento River is the longest river entirely within California, flowing through the northern part of the state and serving as a major source of water, transportation, and ecological habitat.
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D.
Napa River
The Napa River is a major waterway in Northern California that flows through Napa Valley, supporting its renowned wine-growing region and local ecosystems before emptying into San Pablo Bay.
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E.
Yuba River
The Yuba River is a major tributary of the Feather River in Northern California, known for its clear waters, historic gold-mining sites, and popular recreation areas in the Sierra Nevada foothills.
- 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: San Joaquins Target entity description: San Joaquins is an Amtrak-operated intercity passenger rail service in California that connects the San Joaquin Valley with the Bay Area and Sacramento.
-
A.
San Joaquin River
The San Joaquin River is a major river in central California that flows through the San Joaquin Valley and supports extensive agricultural, ecological, and water supply systems before joining the Sacramento–San Joaquin Delta.
-
B.
San Joaquín
San Joaquín is a commune in the Santiago Metropolitan Region of Chile, known primarily as a residential and industrial area within Greater Santiago.
-
C.
Sacramento River
The Sacramento River is the longest river entirely within California, flowing through the northern part of the state and serving as a major source of water, transportation, and ecological habitat.
-
D.
Napa River
The Napa River is a major waterway in Northern California that flows through Napa Valley, supporting its renowned wine-growing region and local ecosystems before emptying into San Pablo Bay.
-
E.
Yuba River
The Yuba River is a major tributary of the Feather River in Northern California, known for its clear waters, historic gold-mining sites, and popular recreation areas in the Sierra Nevada foothills.
- F. None of above. chosen
Statements (46)
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: San Joaquins Description of subject: San Joaquins is an Amtrak-operated intercity passenger rail service in California that connects the San Joaquin Valley with the Bay Area and Sacramento.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.