Triple

T20821038

Position	Surface form	Disambiguated ID	Type / Status
Subject	Tim Headington	`E512572`	entity
Predicate	employer	`P7`	FINISHED
Object	Headington Oil Company	`—`	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: Headington Oil Company | Statement: [Tim Headington, employer, Headington Oil Company]

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

Target entity: Headington Oil Company
Context triple: [Tim Headington, employer, Headington Oil Company]

A. Hancock Oil Company
Hancock Oil Company was a prominent early 20th-century American petroleum company founded and developed by businessman and philanthropist G. Allan Hancock.
B. South Oil Company
South Oil Company is a major Iraqi state-owned oil enterprise responsible for exploration, production, and development of oil fields primarily in the southern region of Iraq.
C. Addiewell Oil Works
Addiewell Oil Works was a major 19th-century Scottish shale oil refinery complex that played a key role in the early development of the oil industry in West Lothian.
D. Missan Oil Company
Missan Oil Company is an Iraqi state-owned oil firm responsible for exploring, developing, and producing hydrocarbons in the Maysan (Missan) governorate’s oil fields.
E. North Oil Company
North Oil Company is a state-owned Iraqi oil company responsible for exploration, production, and development of major oil fields in northern Iraq.
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: Headington Oil Company
Target entity description: Headington Oil Company is a privately held energy firm founded by billionaire oilman and film producer Tim Headington, focused on oil and gas exploration and production.

A. Hancock Oil Company
Hancock Oil Company was a prominent early 20th-century American petroleum company founded and developed by businessman and philanthropist G. Allan Hancock.
B. South Oil Company
South Oil Company is a major Iraqi state-owned oil enterprise responsible for exploration, production, and development of oil fields primarily in the southern region of Iraq.
C. Addiewell Oil Works
Addiewell Oil Works was a major 19th-century Scottish shale oil refinery complex that played a key role in the early development of the oil industry in West Lothian.
D. Missan Oil Company
Missan Oil Company is an Iraqi state-owned oil firm responsible for exploring, developing, and producing hydrocarbons in the Maysan (Missan) governorate’s oil fields.
E. North Oil Company
North Oil Company is a state-owned Iraqi oil company responsible for exploration, production, and development of major oil fields in northern Iraq.
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_69e0b4ce39108190a6e8e5df4f1c8dc5`	completed	April 16, 2026, 10:07 a.m.
NER	Named-entity recognition	`batch_69e6c2f7a1548190b6ef3f1cfad37c1c`	completed	April 21, 2026, 12:21 a.m.

Created at: April 16, 2026, 12:41 p.m.