Triple
T18070600
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kennecott Copper Corporation |
E432416
|
entity |
| Predicate | successor |
P78
|
FINISHED |
| Object | Kennecott Corporation |
—
|
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: Kennecott Corporation | Statement: [Kennecott Copper Corporation, successor, Kennecott Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kennecott Corporation Context triple: [Kennecott Copper Corporation, successor, Kennecott Corporation]
-
A.
Kennecott Copper Corporation
Kennecott Copper Corporation was a major American mining company best known for its large-scale copper operations in the United States and abroad during the 20th century.
-
B.
Dillingham Corporation
Dillingham Corporation is a Hawaii-based real estate and development company historically involved in major commercial projects across the islands.
-
C.
Calumet & Hecla Mining Company
Calumet & Hecla Mining Company was a major American copper mining company based in Michigan’s Keweenaw Peninsula that dominated U.S. copper production in the late 19th and early 20th centuries.
-
D.
Glencorp
Glencorp is a locality or settlement situated within the scenic Glens of Antrim region in County Antrim, Northern Ireland.
-
E.
Braden Copper Company
Braden Copper Company was an American mining company that played a major role in developing and operating large-scale copper mining operations in Chile in the early 20th century.
- 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: Kennecott Corporation Target entity description: Kennecott Corporation was a major American mining and natural resources company best known for its large-scale copper operations and significant role in the development of the U.S. mining industry.
-
A.
Kennecott Copper Corporation
chosen
Kennecott Copper Corporation was a major American mining company best known for its large-scale copper operations in the United States and abroad during the 20th century.
-
B.
Dillingham Corporation
Dillingham Corporation is a Hawaii-based real estate and development company historically involved in major commercial projects across the islands.
-
C.
Calumet & Hecla Mining Company
Calumet & Hecla Mining Company was a major American copper mining company based in Michigan’s Keweenaw Peninsula that dominated U.S. copper production in the late 19th and early 20th centuries.
-
D.
Glencorp
Glencorp is a locality or settlement situated within the scenic Glens of Antrim region in County Antrim, Northern Ireland.
-
E.
Braden Copper Company
Braden Copper Company was an American mining company that played a major role in developing and operating large-scale copper mining operations in Chile in the early 20th century.
- F. None of above.
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_69d8b9070cac81909fa9473fb1c3f1c7 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4cced29fc81908e87b4f1990fa0d8 |
completed | April 19, 2026, 12:39 p.m. |
Created at: April 10, 2026, 10:26 a.m.