Triple

T6706577
Position Surface form Disambiguated ID Type / Status
Subject Belridge Oil Field E153020 entity
Predicate near P350 FINISHED
Object Lost Hills Oil Field
Lost Hills Oil Field is a major petroleum-producing area in California’s San Joaquin Valley, known for its heavy oil reserves and extensive drilling operations.
 E614195 NE FINISHED

How this triple was built (4 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: Lost Hills Oil Field | Statement: [Belridge Oil Field, near, Lost Hills Oil Field]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lost Hills Oil Field
Context triple: [Belridge Oil Field, near, Lost Hills Oil Field]
  • A. Fruitvale Oil Field
    Fruitvale Oil Field is a significant petroleum-producing area in Kern County, California, known for its long history of oil extraction within the southern San Joaquin Valley.
  • B. Elk Hills oil field
    The Elk Hills oil field is a major petroleum reserve in California that gained historical notoriety for its central role in the Teapot Dome scandal, one of the most infamous corruption cases in U.S. political history.
  • C. Coalinga Oil Field
    Coalinga Oil Field is a major petroleum-producing area in California’s San Joaquin Valley, historically significant for its early 20th-century oil boom and extensive heavy oil reserves.
  • D. 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.
  • E. Midway-Sunset Oil Field
    Midway-Sunset Oil Field is one of California’s largest and oldest producing oil fields, located in the southern San Joaquin Valley.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Lost Hills Oil Field
Triple: [Belridge Oil Field, near, Lost Hills Oil Field]
Generated description
Lost Hills Oil Field is a major petroleum-producing area in California’s San Joaquin Valley, known for its heavy oil reserves and extensive drilling operations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lost Hills Oil Field
Target entity description: Lost Hills Oil Field is a major petroleum-producing area in California’s San Joaquin Valley, known for its heavy oil reserves and extensive drilling operations.
  • A. Fruitvale Oil Field
    Fruitvale Oil Field is a significant petroleum-producing area in Kern County, California, known for its long history of oil extraction within the southern San Joaquin Valley.
  • B. Elk Hills oil field
    The Elk Hills oil field is a major petroleum reserve in California that gained historical notoriety for its central role in the Teapot Dome scandal, one of the most infamous corruption cases in U.S. political history.
  • C. Coalinga Oil Field
    Coalinga Oil Field is a major petroleum-producing area in California’s San Joaquin Valley, historically significant for its early 20th-century oil boom and extensive heavy oil reserves.
  • D. 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.
  • E. Midway-Sunset Oil Field
    Midway-Sunset Oil Field is one of California’s largest and oldest producing oil fields, located in the southern San Joaquin Valley.
  • F. None of above. chosen

Provenance (5 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_69c68808d8d8819087369015270788fe completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d1033bb881908c3360b715bf13cf completed March 27, 2026, 6:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7008aeac08190887a7bf5703b69f4 completed March 27, 2026, 10:11 p.m.
NEDg Description generation batch_69c7067a932c8190a039a9ab2fd5d8a5 completed March 27, 2026, 10:36 p.m.
NED2 Entity disambiguation (via description) batch_69c7073483a4819084392c89a84f63b1 completed March 27, 2026, 10:39 p.m.
Created at: March 27, 2026, 2:06 p.m.