Triple
T15733915
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pocahontas coalfield |
E381416
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Pocahontas No. 4 coal seam |
E381416
|
NE FINISHED |
How this triple was built (2 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: Pocahontas No. 4 coal seam | Statement: [Pocahontas coalfield, contains, Pocahontas No. 4 coal seam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pocahontas No. 4 coal seam Context triple: [Pocahontas coalfield, contains, Pocahontas No. 4 coal seam]
-
A.
Pocahontas coalfield
chosen
The Pocahontas coalfield is a historically significant coal-mining region in the Appalachian Mountains, known for its high-quality bituminous coal and its central role in the industrial development of southern West Virginia and southwestern Virginia.
-
B.
Cherokee–Crawford coal field
The Cherokee–Crawford coal field is a historically significant coal-mining region in southeastern Kansas known for its extensive bituminous coal deposits and role in the area's industrial development.
-
C.
Harlan coalfield
Harlan coalfield is a major coal-producing region in southeastern Kentucky historically known for its extensive mining operations and labor struggles.
-
D.
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.
-
E.
Tongarra Coal
Tongarra Coal is a coal seam within the geological sequence of the Illawarra region in New South Wales, Australia, known for its role in local coal mining and stratigraphy.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d86d9cdb648190bf3171be0bd7d872 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e04fd3614481908b2694b1d3550058 |
completed | April 16, 2026, 2:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff8769aaac8190b41141eaa5ac6944 |
completed | May 9, 2026, 7:13 p.m. |
Created at: April 10, 2026, 4:46 a.m.