Triple
T19638006
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sakhalin-II |
E471452
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Sakhalin Energy Investment Company Ltd. |
—
|
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: Sakhalin Energy Investment Company Ltd. | Statement: [Sakhalin-II, operator, Sakhalin Energy Investment Company Ltd.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sakhalin Energy Investment Company Ltd. Context triple: [Sakhalin-II, operator, Sakhalin Energy Investment Company Ltd.]
-
A.
Novatek
Novatek is a major Russian natural gas producer and exporter, particularly known for its liquefied natural gas (LNG) projects in the Arctic region.
-
B.
Inpex Corporation
Inpex Corporation is a leading Japanese oil and gas exploration and production company with significant offshore operations and LNG projects worldwide.
-
C.
United Company Rusal
United Company Rusal is one of the world’s largest aluminum producers, headquartered in Russia and operating extensive mining, smelting, and refining assets globally.
-
D.
Keikyu Corporation
Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
-
E.
Lukoil
Lukoil is one of Russia's largest vertically integrated oil and gas companies, engaged in exploration, production, refining, and marketing of petroleum products worldwide.
- 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: Sakhalin Energy Investment Company Ltd. Target entity description: Sakhalin Energy Investment Company Ltd. is a major Russian-based energy consortium that develops and operates large-scale oil and liquefied natural gas projects off Sakhalin Island.
-
A.
Novatek
Novatek is a major Russian natural gas producer and exporter, particularly known for its liquefied natural gas (LNG) projects in the Arctic region.
-
B.
Inpex Corporation
Inpex Corporation is a leading Japanese oil and gas exploration and production company with significant offshore operations and LNG projects worldwide.
-
C.
United Company Rusal
United Company Rusal is one of the world’s largest aluminum producers, headquartered in Russia and operating extensive mining, smelting, and refining assets globally.
-
D.
Keikyu Corporation
Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
-
E.
Lukoil
Lukoil is one of Russia's largest vertically integrated oil and gas companies, engaged in exploration, production, refining, and marketing of petroleum products worldwide.
- 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_69d8e511f28481909f4bc3ea9191e54a |
completed | April 10, 2026, 11:54 a.m. |
| NER | Named-entity recognition | batch_69e64107f3fc8190ace6ae67287d280c |
completed | April 20, 2026, 3:06 p.m. |
Created at: April 10, 2026, 1:44 p.m.