Triple
T21483044
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Secunda industrial complex |
E530042
|
entity |
| Predicate | locatedNear |
P294
|
FINISHED |
| Object | Secunda coalfields |
—
|
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: Secunda coalfields | Statement: [Secunda industrial complex, locatedNear, Secunda coalfields]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Secunda coalfields Context triple: [Secunda industrial complex, locatedNear, Secunda coalfields]
-
A.
Kingswood coalfield
Kingswood coalfield was a historically important coal-mining area near Bristol in South Gloucestershire, England, that played a key role in the region’s early industrial development.
-
B.
Margherita coalfields
Margherita coalfields are a significant coal mining region in Assam, India, known for their contribution to the state's coal production and local economy.
-
C.
Logan coalfield
The Logan coalfield is a major coal-producing region in southern West Virginia known for its extensive bituminous coal reserves and long history of coal mining.
-
D.
Hunter coalfields
The Hunter coalfields are a major coal mining region in New South Wales, Australia, known for extensive thermal and coking coal production that supports both domestic energy needs and international exports.
-
E.
Coronel coalfield
Coronel coalfield is a major coal-mining area in the Biobío Region of Chile, historically important for its extensive underground mines and role in the country’s industrial development.
- 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: Secunda coalfields Target entity description: The Secunda coalfields are a major coal-mining region in South Africa that supplies feedstock to the nearby Secunda industrial complex, one of the world’s largest coal-to-liquids and petrochemical facilities.
-
A.
Kingswood coalfield
Kingswood coalfield was a historically important coal-mining area near Bristol in South Gloucestershire, England, that played a key role in the region’s early industrial development.
-
B.
Margherita coalfields
Margherita coalfields are a significant coal mining region in Assam, India, known for their contribution to the state's coal production and local economy.
-
C.
Logan coalfield
The Logan coalfield is a major coal-producing region in southern West Virginia known for its extensive bituminous coal reserves and long history of coal mining.
-
D.
Hunter coalfields
The Hunter coalfields are a major coal mining region in New South Wales, Australia, known for extensive thermal and coking coal production that supports both domestic energy needs and international exports.
-
E.
Coronel coalfield
Coronel coalfield is a major coal-mining area in the Biobío Region of Chile, historically important for its extensive underground mines and role in the country’s industrial development.
- 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_69e0c45acc3881908e38d3f28964152b |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e9ea34c4388190adc78d209d2aafb8 |
completed | April 23, 2026, 9:45 a.m. |
Created at: April 16, 2026, 6:21 p.m.