Triple
T2403532
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Chad Basin |
E50221
|
entity |
| Predicate | ecoregion |
P948
|
FINISHED |
| Object | Sahelian Acacia savanna |
E20427
|
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: Sahelian Acacia savanna | Statement: [Lake Chad Basin, ecoregion, Sahelian Acacia savanna]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sahelian Acacia savanna Context triple: [Lake Chad Basin, ecoregion, Sahelian Acacia savanna]
-
A.
Sudan savanna
The Sudan savanna is a broad belt of tropical grassland with scattered trees stretching across central Africa between the Sahel to the north and the wetter forest zones to the south.
-
B.
Miombo woodlands
Miombo woodlands are a vast tropical dry forest and savanna ecosystem in south-central Africa, dominated by Brachystegia, Julbernardia, and Isoberlinia tree species and supporting rich biodiversity and rural livelihoods.
-
C.
African drylands
African drylands are vast arid and semi-arid regions across Africa characterized by low and variable rainfall, fragile ecosystems, and livelihoods heavily dependent on rain-fed agriculture and pastoralism.
-
D.
Sahel
chosen
The Sahel is a semi-arid transition zone in Africa between the Sahara Desert to the north and the more humid savannas to the south, spanning several countries from the Atlantic Ocean to the Red Sea.
-
E.
Athi–Kapiti ecosystem
The Athi–Kapiti ecosystem is a savanna wildlife landscape in southern Kenya that supports migratory populations of large mammals moving between Nairobi National Park and the surrounding rangelands.
- 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_69a88b0339a88190a1207333cd271cc9 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc8f8aa2881909192920ee394f0b3 |
completed | March 7, 2026, 6:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aeb3e740c88190872aa1a7834d73b0 |
completed | March 9, 2026, 11:49 a.m. |
Created at: March 4, 2026, 7:58 p.m.