Kettleman Hills
E586293
Kettleman Hills is a low mountain range in California’s San Joaquin Valley known for its significant oil fields and distinctive folded geology.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kettleman Hills canonical | 3 |
| Kettleman Hills Hazardous Waste Facility | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6345902 — 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: Kettleman Hills Context triple: [Coalinga, hasNearbyGeologicalFeature, Kettleman Hills]
-
A.
Kettleman City
Kettleman City is a small unincorporated community in Kings County, California, located in the San Joaquin Valley near major highway junctions and agricultural areas.
-
B.
Los Banos, California
Los Banos, California is a small agricultural city in Merced County in the San Joaquin Valley, known as a gateway to nearby reservoirs, wildlife refuges, and outdoor recreation areas.
-
C.
Mission Valley
Mission Valley is a major commercial and residential neighborhood in central San Diego known for its shopping centers, hotels, and proximity to key freeways and the San Diego River.
-
D.
Chavez Ravine
Chavez Ravine is a hilly area in Los Angeles best known as the site of Dodger Stadium, home of the Los Angeles Dodgers.
-
E.
Chowchilla
Chowchilla is a small city in California’s San Joaquin Valley known for its agricultural surroundings and location along major transportation routes.
- 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: Kettleman Hills Target entity description: Kettleman Hills is a low mountain range in California’s San Joaquin Valley known for its significant oil fields and distinctive folded geology.
-
A.
Kettleman City
Kettleman City is a small unincorporated community in Kings County, California, located in the San Joaquin Valley near major highway junctions and agricultural areas.
-
B.
Los Banos, California
Los Banos, California is a small agricultural city in Merced County in the San Joaquin Valley, known as a gateway to nearby reservoirs, wildlife refuges, and outdoor recreation areas.
-
C.
Mission Valley
Mission Valley is a major commercial and residential neighborhood in central San Diego known for its shopping centers, hotels, and proximity to key freeways and the San Diego River.
-
D.
Chavez Ravine
Chavez Ravine is a hilly area in Los Angeles best known as the site of Dodger Stadium, home of the Los Angeles Dodgers.
-
E.
Chowchilla
Chowchilla is a small city in California’s San Joaquin Valley known for its agricultural surroundings and location along major transportation routes.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
geologic formation
ⓘ
mountain range ⓘ |
| adjacentTo |
West Side of the San Joaquin Valley
ⓘ
linked to:
Central Valley
|
| basin |
San Joaquin Basin
ⓘ
linked to:
San Joaquin River Basin
|
| contains |
Kettleman Hills Oil Field
ⓘ
linked to:
Kettleman Middle Dome oil field
Kettleman Middle Dome oil field ⓘ Kettleman North Dome oil field ⓘ
linked to:
Kettleman North Dome Oil Field
Kettleman South Dome oil field ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| drainageTo |
San Joaquin Valley interior basins
ⓘ
linked to:
San Joaquin Valley
|
| economicActivity | oil production ⓘ |
| elevation | low ⓘ |
| environment | semi-arid ⓘ |
| geologicAge |
Cenozoic
ⓘ
Tertiary ⓘ |
| geologicStructure | anticline ⓘ |
| hasFeature |
cap rock formations
ⓘ
fault-related folds ⓘ reservoir sandstones ⓘ |
| hasHistoricalSignificance | major early 20th-century California oil discovery area ⓘ |
| knownFor |
anticlinal structures
ⓘ
folded geology ⓘ oil fields ⓘ |
| landformType | low hills ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Kings County, California ⓘ San Joaquin Valley ⓘ |
| locatedNear |
Interstate 5 in California
ⓘ
Kettleman City, California ⓘ
linked to:
Kettleman City
State Route 41 in California ⓘ
linked to:
California State Route 41
|
| naturalResource |
natural gas
ⓘ
petroleum ⓘ |
| nearbyCity |
Avenal, California
ⓘ
Coalinga, California ⓘ
linked to:
Coalinga
|
| orientation | northwest–southeast ⓘ |
| partOf |
California Coast Ranges
ⓘ
linked to:
Coastal Ranges
San Joaquin geological province ⓘ |
| region |
Central Valley of California
ⓘ
linked to:
Central Valley
|
| studiedIn |
petroleum geology
ⓘ
structural geology ⓘ |
| topographicCharacter | low-relief hills ⓘ |
| usedFor | hydrocarbon extraction ⓘ |
| vegetationType |
grassland
ⓘ
shrubland ⓘ |
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: Kettleman Hills Description of subject: Kettleman Hills is a low mountain range in California’s San Joaquin Valley known for its significant oil fields and distinctive folded geology.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Kettleman Hills