Triple
T19726819
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mitchell Energy & Development Corporation |
E473748
|
entity |
| Predicate | notableField |
P39276
|
FINISHED |
| Object | Barnett Shale |
—
|
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: Barnett Shale | Statement: [Mitchell Energy & Development Corporation, notableField, Barnett Shale]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barnett Shale Context triple: [Mitchell Energy & Development Corporation, notableField, Barnett Shale]
-
A.
Marcellus Shale
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.
Utica Shale
Utica Shale is a major organic-rich shale formation in the northeastern United States that serves as an important source of natural gas and oil.
-
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.
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.
-
E.
Antrim Shale
Antrim Shale is a Devonian-age black shale formation in the Michigan Basin known as a significant source of natural gas and hydrocarbons.
- 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: Barnett Shale Target entity description: Barnett Shale is a major natural gas-bearing geological formation in North Texas that became a landmark site for the development of modern shale gas extraction techniques.
-
A.
Marcellus Shale
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.
Utica Shale
Utica Shale is a major organic-rich shale formation in the northeastern United States that serves as an important source of natural gas and oil.
-
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.
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.
-
E.
Antrim Shale
Antrim Shale is a Devonian-age black shale formation in the Michigan Basin known as a significant source of natural gas and hydrocarbons.
- 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_69d8e517ebd48190979ee76723bcfadf |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e649f95d5c8190858ba414ff3e95a8 |
completed | April 20, 2026, 3:44 p.m. |
Created at: April 10, 2026, 1:46 p.m.