Triple
T22117368
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lakes of Ounianga |
E546576
|
entity |
| Predicate | waterSource |
P4102
|
FINISHED |
| Object | ancient Nubian Sandstone Aquifer System |
—
|
NE NERFINISHED |
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: ancient Nubian Sandstone Aquifer System | Statement: [Lakes of Ounianga, waterSource, ancient Nubian Sandstone Aquifer System]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ancient Nubian Sandstone Aquifer System Context triple: [Lakes of Ounianga, waterSource, ancient Nubian Sandstone Aquifer System]
-
A.
Saharan aquifer system
chosen
The Saharan aquifer system is a vast transboundary groundwater reservoir beneath the Sahara Desert that sustains oases, lakes, and human settlements across North Africa despite the region’s extreme aridity.
-
B.
Wadi El Hitan
Wadi El Hitan is a UNESCO World Heritage Site in Egypt renowned for its exceptionally well-preserved fossils of early whales that document their evolution from land to sea.
-
C.
Uvs Nuur Basin World Heritage Site
Uvs Nuur Basin World Heritage Site is a transboundary UNESCO World Heritage natural area in western Mongolia and southern Russia, renowned for its exceptionally diverse ecosystems ranging from desert to tundra around the large saline Uvs Nuur lake.
-
D.
Wadi el-Hol
Wadi el-Hol is a desert valley in Egypt’s Western Desert known for its ancient rock inscriptions that have provided important insights into the early development of alphabetic writing.
-
E.
Oum Er-Rbia Basin
Oum Er-Rbia Basin is a major hydrological and agricultural region in central Morocco organized around the Oum Er-Rbia River and its tributaries.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e11e38b3848190ac3a4fa97d56e65a |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f1294e85708190b455846bacbdfd03 |
completed | April 28, 2026, 9:40 p.m. |
Created at: April 16, 2026, 8:31 p.m.