Triple
T2403473
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Chad Basin |
E50221
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | inland basin |
C1429
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: inland basin Context triple: [Lake Chad Basin, instanceOf, inland basin]
-
A.
geological basin
A geological basin is a large, low-lying structural depression in the Earth's crust where sediments accumulate over time, often forming significant stratigraphic and resource-bearing sequences.
-
B.
drainage basin
chosen
A drainage basin is a land area where all precipitation collects and drains off into a common outlet, such as a river, lake, or ocean.
-
C.
river basin
A river basin is the land area drained by a river and all its tributaries, bounded by topographic divides that separate it from adjacent basins.
-
D.
sedimentary basin
A sedimentary basin is a low-lying region of the Earth's crust where sediments accumulate over long periods, often forming thick sequences of sedimentary rocks.
-
E.
oceanic basin
An oceanic basin is a large, geologically defined depression on the seafloor that collects ocean water and is bounded by continental margins, mid-ocean ridges, and other submarine features.
- F. None of above.
Provenance (1 batch)
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_69a88b0339a88190a1207333cd271cc9 |
completed | March 4, 2026, 7:41 p.m. |
Created at: March 4, 2026, 7:58 p.m.