Triple
T18692294
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan Basin |
E457029
|
entity |
| Predicate | containsFormation |
P42214
|
FINISHED |
| Object | Antrim 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: Antrim Shale | Statement: [Michigan Basin, containsFormation, Antrim Shale]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Antrim Shale Context triple: [Michigan Basin, containsFormation, Antrim Shale]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Organ Rock Shale
Organ Rock Shale is a Permian-age sedimentary rock formation in the American Southwest, notable for forming part of the striking red cliffs and mesas of Monument Valley and surrounding regions.
-
E.
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.
- 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: Antrim Shale Target entity description: Antrim Shale is a Devonian-age black shale formation in the Michigan Basin known as a significant source of natural gas and hydrocarbons.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Organ Rock Shale
Organ Rock Shale is a Permian-age sedimentary rock formation in the American Southwest, notable for forming part of the striking red cliffs and mesas of Monument Valley and surrounding regions.
-
E.
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.
- 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_69d8d391eb488190ac2e9abf5bf255e4 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e562e4756881909335e1e7b3c23e28 |
completed | April 19, 2026, 11:19 p.m. |
Created at: April 10, 2026, 11:49 a.m.