Triple
T18070571
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kennecott Copper Corporation |
E432416
|
entity |
| Predicate | operatedMine |
P99463
|
FINISHED |
| Object | Kennecott Mines |
—
|
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 Mines | Statement: [Kennecott Copper Corporation, operatedMine, Kennecott Mines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kennecott Mines Context triple: [Kennecott Copper Corporation, operatedMine, Kennecott Mines]
-
A.
Kennecott mining district
chosen
The Kennecott mining district is a historic copper-mining area in Alaska’s Wrangell–St. Elias region, known for its remarkably preserved early 20th-century industrial facilities and company town.
-
B.
Tioga Mine
Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
-
C.
Calumet & Hecla Mine
Calumet & Hecla Mine was one of the most productive and historically significant copper mines in the United States, central to the industrial development of Michigan’s Keweenaw Peninsula in the late 19th and early 20th centuries.
-
D.
Rochester mining district
The Rochester mining district is a historic and active silver and gold mining area in Pershing County, Nevada, known for significant precious metal production since the late 19th century.
-
E.
Bingham Canyon Mine
Bingham Canyon Mine is a massive open-pit copper mine in Utah, USA, renowned as one of the largest man-made excavations in the world.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: operatedMine Context triple: [Kennecott Copper Corporation, operatedMine, Kennecott Mines]
-
A.
operatesMine
chosen
Indicates that one entity runs, manages, or controls the functioning of a mine belonging to or associated with another entity.
-
B.
miningSite
Indicates a location where mining activities or mineral extraction operations take place.
-
C.
mineName
Indicates that an entity has or is associated with a specific mine identified by a given name.
-
D.
hasOpenPitMine
Indicates that an entity operates, contains, or is associated with an open-pit mining site.
-
E.
miningCompany
Indicates a relationship where an entity operates as a company engaged in the extraction of natural resources from the earth.
- F. None of above.
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_69d8b9070cac81909fa9473fb1c3f1c7 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4cced29fc81908e87b4f1990fa0d8 |
completed | April 19, 2026, 12:39 p.m. |
| PD | Predicate disambiguation | batch_69e3f90c652481908133a73106d78919 |
completed | April 18, 2026, 9:35 p.m. |
Created at: April 10, 2026, 10:26 a.m.