Triple

T17327265

Position	Surface form	Disambiguated ID	Type / Status
Subject	California oil fields	`E420718`	entity
Predicate	hasPart	`P35`	FINISHED
Object	McKittrick Oil Field	`—`	NE NERFINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini

Instruction

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Input

Phrase: McKittrick Oil Field | Statement: [California oil fields, hasPart, McKittrick Oil Field]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: McKittrick Oil Field
Context triple: [California oil fields, hasPart, McKittrick Oil Field]

A. Belridge Oil Field
Belridge Oil Field is one of California’s largest and most productive oil fields, located in the San Joaquin Valley and known for its extensive heavy oil and enhanced recovery operations.
B. Buena Vista Oil Field
Buena Vista Oil Field is a major historic petroleum-producing area in Kern County, California, that significantly contributed to the region’s early 20th-century oil boom.
C. Montebello Oil Field
Montebello Oil Field is a significant petroleum-producing area in Southern California that contributed to the region’s early 20th-century oil boom.
D. Edison Oil Field
Edison Oil Field is a petroleum-producing area in Kern County, California, known as one of the many fields contributing to the state's long-standing oil industry.
E. Oat Mountain Oil Field
Oat Mountain Oil Field is a petroleum-producing area located in the Oat Mountain region of the Santa Susana Mountains in Southern California.
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: McKittrick Oil Field
Target entity description: McKittrick Oil Field is a major petroleum-producing area in Kern County, California, known for its long history of oil extraction in the San Joaquin Valley.

A. Belridge Oil Field
Belridge Oil Field is one of California’s largest and most productive oil fields, located in the San Joaquin Valley and known for its extensive heavy oil and enhanced recovery operations.
B. Buena Vista Oil Field
Buena Vista Oil Field is a major historic petroleum-producing area in Kern County, California, that significantly contributed to the region’s early 20th-century oil boom.
C. Montebello Oil Field
Montebello Oil Field is a significant petroleum-producing area in Southern California that contributed to the region’s early 20th-century oil boom.
D. Edison Oil Field
Edison Oil Field is a petroleum-producing area in Kern County, California, known as one of the many fields contributing to the state's long-standing oil industry.
E. Oat Mountain Oil Field
Oat Mountain Oil Field is a petroleum-producing area located in the Oat Mountain region of the Santa Susana Mountains in Southern California.
F. None of above. chosen

Provenance (2 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step	Stage	Batch ID	Status	When
creating	Elicitation	`batch_69d889d3adc881909319f1edb8d2a956`	completed	April 10, 2026, 5:25 a.m.
NER	Named-entity recognition	`batch_69e439d321c881909e63a6870b152c8c`	completed	April 19, 2026, 2:11 a.m.

Created at: April 10, 2026, 5:43 a.m.