Triple
T22939684
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ibbenbüren |
E569686
|
entity |
| Predicate | hasCoalfield |
P37790
|
FINISHED |
| Object | Ibbenbüren coalfield |
—
|
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: Ibbenbüren coalfield | Statement: [Ibbenbüren, hasCoalfield, Ibbenbüren coalfield]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ibbenbüren coalfield Context triple: [Ibbenbüren, hasCoalfield, Ibbenbüren coalfield]
-
A.
Rhenish lignite mining area
The Rhenish lignite mining area is a major open-cast brown coal mining region in western Germany, known for its large-scale surface mines and associated power plants.
-
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.
Nordstern coal mine
Nordstern coal mine was a former German coal mining operation whose name later inspired the naming of the nearby Nordstern Bridge.
-
D.
Saxony-Leipzig lignite mining area
The Saxony-Leipzig lignite mining area is a major open-cast brown coal mining region in central Germany, historically significant for its large-scale extraction and associated industrial landscape.
-
E.
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.
- 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: Ibbenbüren coalfield Target entity description: The Ibbenbüren coalfield is a historic hard coal mining area in North Rhine-Westphalia, Germany, known for its long tradition of deep underground mining until the late 20th and early 21st centuries.
-
A.
Rhenish lignite mining area
The Rhenish lignite mining area is a major open-cast brown coal mining region in western Germany, known for its large-scale surface mines and associated power plants.
-
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.
Nordstern coal mine
Nordstern coal mine was a former German coal mining operation whose name later inspired the naming of the nearby Nordstern Bridge.
-
D.
Saxony-Leipzig lignite mining area
The Saxony-Leipzig lignite mining area is a major open-cast brown coal mining region in central Germany, historically significant for its large-scale extraction and associated industrial landscape.
-
E.
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.
- 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_69e24590862c8190858f180ad302adab |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1813844b88190b05d3829b0c423c4 |
completed | April 29, 2026, 3:55 a.m. |
Created at: April 17, 2026, 3:45 p.m.