San Luis Rey River
E673131
The San Luis Rey River is a major waterway in northern San Diego County, California, flowing from the inland mountains westward to the Pacific Ocean near Oceanside.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Luis Rey River canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T7412077 — 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 Luis Rey River Context triple: [California State Route 76, followsValleyOf, San Luis Rey River]
-
A.
San Miguel River
The San Miguel River is a scenic tributary of the Dolores River in southwestern Colorado, known for flowing through rugged canyons and past the mountain town of Telluride.
-
B.
Costilla River
The Costilla River is a tributary of the Rio Grande that flows through northern New Mexico and southern Colorado, known for its scenic mountain valley landscapes and trout fishing.
-
C.
Huerfano River
The Huerfano River is a tributary of the Arkansas River in southern Colorado, known for flowing through Huerfano County and lending its name to the region.
-
D.
San Juan River
The San Juan River is a major Central American waterway forming part of the border between Nicaragua and Costa Rica and providing a historic route from the Caribbean Sea toward Lake Nicaragua.
-
E.
San Juan River
The San Juan River is a major tributary of the Colorado River that winds through the arid canyons of the Four Corners region in the southwestern 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: San Luis Rey River Target entity description: The San Luis Rey River is a major waterway in northern San Diego County, California, flowing from the inland mountains westward to the Pacific Ocean near Oceanside.
-
A.
San Miguel River
The San Miguel River is a scenic tributary of the Dolores River in southwestern Colorado, known for flowing through rugged canyons and past the mountain town of Telluride.
-
B.
Costilla River
The Costilla River is a tributary of the Rio Grande that flows through northern New Mexico and southern Colorado, known for its scenic mountain valley landscapes and trout fishing.
-
C.
Huerfano River
The Huerfano River is a tributary of the Arkansas River in southern Colorado, known for flowing through Huerfano County and lending its name to the region.
-
D.
San Juan River
The San Juan River is a major tributary of the Colorado River that winds through the arid canyons of the Four Corners region in the southwestern United States.
-
E.
San Juan River
The San Juan River is a major Central American waterway forming part of the border between Nicaragua and Costa Rica and providing a historic route from the Caribbean Sea toward Lake Nicaragua.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWith | Luiseño people NERFINISHED ⓘ |
| basinSize |
approximately 1456 square kilometers
ⓘ
approximately 562 square miles ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
California State Route 76
NERFINISHED
ⓘ
Interstate 5 NERFINISHED ⓘ |
| ecoregion | California chaparral and woodlands NERFINISHED ⓘ |
| environmentalConcern |
habitat degradation
ⓘ
invasive species ⓘ water quality issues ⓘ |
| estuaryLocation | Oceanside Harbor area NERFINISHED ⓘ |
| flowsDirection | east to west ⓘ |
| flowsThrough |
Bonsall, California
NERFINISHED
ⓘ
Fallbrook, California NERFINISHED ⓘ Oceanside, California NERFINISHED ⓘ Pala, California NERFINISHED ⓘ Pauma Valley, California NERFINISHED ⓘ |
| hasDam | Henshaw Dam NERFINISHED ⓘ |
| hasEstuary | San Luis Rey River estuary NERFINISHED ⓘ |
| hasFloodplain | lower San Luis Rey River valley ⓘ |
| hasTributary |
East Fork San Luis Rey River
NERFINISHED
ⓘ
Luiseno River NERFINISHED ⓘ Pala Creek NERFINISHED ⓘ Pauma Creek NERFINISHED ⓘ West Fork San Luis Rey River NERFINISHED ⓘ |
| length |
approximately 111 kilometers
ⓘ
approximately 69 miles ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
San Diego County ⓘ
surface form:
San Diego County, California
Southern California ⓘ |
| majorUse |
agricultural irrigation
ⓘ
groundwater recharge ⓘ municipal water supply ⓘ |
| mouthLocation |
Oceanside, California
NERFINISHED
ⓘ
Pacific Ocean NERFINISHED ⓘ |
| namedAfter | Mission San Luis Rey de Francia NERFINISHED ⓘ |
| near | Camp Pendleton Marine Corps Base NERFINISHED ⓘ |
| recreation |
birdwatching
ⓘ
fishing ⓘ hiking ⓘ |
| region | North County, San Diego NERFINISHED ⓘ |
| reservoirCreated | Lake Henshaw NERFINISHED ⓘ |
| riverSystem | Pacific Ocean drainage basin ⓘ |
| sourceLocation |
Cleveland National Forest
NERFINISHED
ⓘ
Palomar Mountain NERFINISHED ⓘ |
| sourceRegion | Peninsular Ranges NERFINISHED ⓘ |
| watershedAuthority |
City of Oceanside
NERFINISHED
ⓘ
County of San Diego 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: San Luis Rey River Description of subject: The San Luis Rey River is a major waterway in northern San Diego County, California, flowing from the inland mountains westward to the Pacific Ocean near Oceanside.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.