Triple
T10383319
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ogallala, Nebraska |
E244696
|
entity |
| Predicate | namedFor |
P63
|
FINISHED |
| Object | Ogallala Aquifer |
E50494
|
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: Ogallala Aquifer | Statement: [Ogallala, Nebraska, namedFor, Ogallala Aquifer]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ogallala Aquifer Context triple: [Ogallala, Nebraska, namedFor, Ogallala Aquifer]
-
A.
Ogallala Aquifer
chosen
The Ogallala Aquifer is one of the world’s largest underground freshwater reservoirs, supplying crucial irrigation and drinking water across much of the central United States.
-
B.
Springfield Plateau aquifer
The Springfield Plateau aquifer is a groundwater-bearing geologic formation in the Ozark region that supplies water to springs, wells, and streams across parts of Missouri and neighboring states.
-
C.
Eastern Snake River Plain Aquifer
The Eastern Snake River Plain Aquifer is a vast, basalt-rock groundwater system in southern Idaho that serves as one of the largest and most important sources of irrigation and drinking water in the region.
-
D.
Floridan Aquifer
The Floridan Aquifer is one of the world’s most productive groundwater systems, a vast limestone aquifer underlying much of Florida and parts of neighboring states that supplies fresh water to millions of people and countless springs.
-
E.
Williston Basin
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.
- 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_69d381b5116081908d85227bab6d3c0c |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e9a2aafc8190aa11d14852fa1599 |
completed | April 7, 2026, 11:25 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d7959b6c2c819085b606280024c0f9 |
completed | April 9, 2026, 12:03 p.m. |
Created at: April 6, 2026, 12:04 p.m.