Triple
T9600100
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Appalachian coalfield |
E231825
|
entity |
| Predicate | hasSubregion |
P285
|
FINISHED |
| Object | Northern Appalachian coalfield |
E231825
|
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: Northern Appalachian coalfield | Statement: [Appalachian coalfield, hasSubregion, Northern Appalachian coalfield]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Appalachian coalfield Context triple: [Appalachian coalfield, hasSubregion, Northern Appalachian coalfield]
-
A.
Appalachian coalfield
chosen
The Appalachian coalfield is a major coal-producing region in the eastern United States, spanning parts of several states and historically central to the nation’s coal mining industry and associated communities.
-
B.
Appalachian Basin
The Appalachian Basin is a large sedimentary basin in the eastern United States that preserves a thick sequence of Paleozoic rocks and important fossil fuel resources, shaped by multiple mountain-building events.
-
C.
Pennsylvania anthracite coal region
The Pennsylvania anthracite coal region is a historic mining area in northeastern Pennsylvania known for its rich hard coal deposits that fueled the United States’ 19th- and early 20th-century industrial growth.
-
D.
Pocahontas coalfield
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.
-
E.
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.
- 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_69ca8484838c8190b2049199d22fef70 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9a3934d481908400a63335d644bd |
completed | April 1, 2026, 10:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d161a4a7ac81909060a929e5489512 |
completed | April 4, 2026, 7:08 p.m. |
Created at: March 30, 2026, 8:07 p.m.