Triple
T15239080
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fort Union Formation |
E364207
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Williston Basin |
E631163
|
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: Williston Basin | Statement: [Fort Union Formation, partOf, Williston Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Williston Basin Context triple: [Fort Union Formation, partOf, Williston Basin]
-
A.
Williston Basin
chosen
The Williston Basin is a large sedimentary basin in the northern Great Plains of the United States and Canada, known for its rich oil and gas reserves, including the prolific Bakken Formation.
-
B.
McClure Basin
McClure Basin is a reservoir created by McClure Dam, primarily used for water storage and related recreational and environmental purposes.
-
C.
Montrose Basin
Montrose Basin is a large tidal estuary and wildlife reserve on Scotland’s east coast, renowned for its rich birdlife and coastal habitats.
-
D.
Powder River Basin
Powder River Basin is a major geologic and energy-producing region in northeastern Wyoming and southeastern Montana, best known for its vast coal, oil, and natural gas reserves.
-
E.
Amadeus Basin
The Amadeus Basin is a large, ancient sedimentary basin in central Australia known for its thick sequences of Proterozoic to Paleozoic rocks and significant hydrocarbon and mineral resources.
- 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_69d85a0dde7481908fc64d1e82d5d20d |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e007db9a148190aadea8d5f8b6b261 |
completed | April 15, 2026, 9:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fedd3f9d308190af5374f0362c62f5 |
completed | May 9, 2026, 7:07 a.m. |
Created at: April 10, 2026, 3:12 a.m.