Triple
T10402319
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mesabi Range |
E245176
|
entity |
| Predicate | containsMine |
P73907
|
FINISHED |
| Object | Hull–Rust–Mahoning Open Pit Iron Mine |
E242508
|
NE FINISHED |
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: Hull–Rust–Mahoning Open Pit Iron Mine | Statement: [Mesabi Range, containsMine, Hull–Rust–Mahoning Open Pit Iron Mine]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hull–Rust–Mahoning Open Pit Iron Mine Context triple: [Mesabi Range, containsMine, Hull–Rust–Mahoning Open Pit Iron Mine]
-
A.
Hull–Rust–Mahoning Open Pit Iron Mine
chosen
The Hull–Rust–Mahoning Open Pit Iron Mine is one of the world’s largest open-pit iron ore mines and a historically significant mining site on Minnesota’s Mesabi Range.
-
B.
Andoom Mine
Andoom Mine is a major bauxite mining operation near Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
-
C.
Tioga Mine
Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
-
D.
Carol Lake iron ore mine
Carol Lake iron ore mine is a major iron ore mining operation located near Labrador City in western Labrador, Canada.
-
E.
Usibelli Coal Mine
Usibelli Coal Mine is Alaska’s largest coal mining operation, known for supplying coal to local power plants and for export from its surface mines near Healy.
- 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: containsMine Context triple: [Mesabi Range, containsMine, Hull–Rust–Mahoning Open Pit Iron Mine]
-
A.
hasNotableMine
Indicates that an entity possesses or is associated with a mine considered significant or noteworthy in some context.
-
B.
associatedMine
chosen
Indicates that one entity is linked or connected to a particular mine, typically as its source, location, or relevant mining site.
-
C.
hasNearbyMine
Indicates that one entity is located close to or in the vicinity of a mine associated with another entity.
-
D.
hasUndergroundMine
Indicates that one entity possesses, controls, or contains an underground mine associated with it.
-
E.
hasMineType
Indicates that an entity is associated with or characterized by a specific type or category of mine.
- F. None of above.
Provenance (4 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_69d381be340c8190b05998703d42d224 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e9e42da08190a5383df3df6d3c18 |
completed | April 7, 2026, 11:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d7fbd13c888190b3a79a9aacb5291e |
completed | April 9, 2026, 7:19 p.m. |
| PD | Predicate disambiguation | batch_69d4dfb438c481908dff87c47de2f069 |
completed | April 7, 2026, 10:43 a.m. |
Created at: April 6, 2026, 12:08 p.m.