Triple
T17041740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Appalachian Basin |
E413460
|
entity |
| Predicate | containsFormation |
P42214
|
FINISHED |
| Object | Marcellus Shale |
E917246
|
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: Marcellus Shale | Statement: [Appalachian Basin, containsFormation, Marcellus Shale]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marcellus Shale Context triple: [Appalachian Basin, containsFormation, Marcellus Shale]
-
A.
Marcellus Shale
chosen
Marcellus Shale is a vast natural gas–rich sedimentary rock formation underlying much of the Appalachian Basin in the eastern United States, notably Pennsylvania, West Virginia, Ohio, and New York.
-
B.
Ninnescah Shale
Ninnescah Shale is a geologic rock unit known for its shale deposits, typically associated with Permian-age sedimentary sequences in the central United States.
-
C.
Graneros Shale
Graneros Shale is a Cretaceous-age marine shale formation in the central United States, notable for recording the early transgression of the Western Interior Seaway and for its fossil-rich, fine-grained sediments.
-
D.
Ashfield Shale
Ashfield Shale is a geological rock unit in the Sydney Basin of eastern Australia, notable for its fine-grained sedimentary deposits formed during the Triassic period.
-
E.
Thermopolis Shale
Thermopolis Shale is a Cretaceous-age marine shale formation in the Western Interior of North America, notable for its dark, fossil-bearing mudstones deposited in the Western Interior Seaway.
- 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_69d886cd18288190b006abab23f811b7 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3d8f771608190b596138ddec118c6 |
completed | April 18, 2026, 7:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01233a7e44819096f71f5007b4450f |
completed | May 11, 2026, 12:30 a.m. |
Created at: April 10, 2026, 5:33 a.m.