Triple
T16000906
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | The Ohio Oil Company |
E388087
|
entity |
| Predicate | parentCompanyOf |
P254
|
FINISHED |
| Object | Marathon Oil (after reorganization) |
E388092
|
NE FINISHED |
How this triple was built (2 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: Marathon Oil (after reorganization) | Statement: [The Ohio Oil Company, parentCompanyOf, Marathon Oil (after reorganization)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marathon Oil (after reorganization) Context triple: [The Ohio Oil Company, parentCompanyOf, Marathon Oil (after reorganization)]
-
A.
Marathon Oil
chosen
Marathon Oil is a major American independent energy company focused on the exploration, production, and marketing of oil and natural gas.
-
B.
Murphy Oil
Murphy Oil is an American independent energy company primarily engaged in the exploration, production, and marketing of oil and natural gas.
-
C.
Marathon Petroleum Corporation
Marathon Petroleum Corporation is a major American downstream energy company that operates extensive refining, marketing, and transportation networks for petroleum products across the United States.
-
D.
Mellitah Oil and Gas
Mellitah Oil and Gas is a major Libyan oil and gas company involved in the exploration, production, and export of hydrocarbons, operating key onshore and offshore fields in partnership with international firms.
-
E.
Union Oil
Union Oil was a major American petroleum company, historically significant as a prominent West Coast oil producer and refiner later absorbed into Chevron.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d86daa562c81908aacc179c0fe8fb5 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e157fba9748190ac8fc27b167d49f7 |
completed | April 16, 2026, 9:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffe470cd5881909cc0c48b3a540d61 |
completed | May 10, 2026, 1:50 a.m. |
Created at: April 10, 2026, 4:55 a.m.