Triple
T4873702
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ucayali–Marañón confluence |
E109147
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Amazon River headwaters region |
E60323
|
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: Amazon River headwaters region | Statement: [Ucayali–Marañón confluence, partOf, Amazon River headwaters region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amazon River headwaters region Context triple: [Ucayali–Marañón confluence, partOf, Amazon River headwaters region]
-
A.
Orinoco Basin headwaters
The Orinoco Basin headwaters are the highland source regions of the Orinoco River system, originating in the eastern slopes and foothills of the Andes before flowing across northern South America.
-
B.
Amazon Basin
chosen
The Amazon Basin is the vast tropical drainage region of the Amazon River in South America, encompassing the world’s largest rainforest and one of the most biodiverse ecosystems on Earth.
-
C.
Amazon–Orinoco watershed region
The Amazon–Orinoco watershed region is a vast, ecologically rich area in northern South America where the drainage basins of the Amazon and Orinoco rivers converge and interact.
-
D.
Amazon River
The Amazon River is one of the world's longest and largest rivers by discharge, flowing across northern South America through the Amazon rainforest and into the Atlantic Ocean.
-
E.
Amazon River mouth
The Amazon River mouth is the vast estuarine region on the northeastern coast of South America where the Amazon River empties into the Atlantic Ocean, forming one of the largest river mouths in the world.
- 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_69bd440d96a48190b0c87069adef2af1 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6d9fa0b08190ab1fc7ec395dca37 |
completed | March 20, 2026, 3:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be67f5b51c8190a8114450084d2b13 |
completed | March 21, 2026, 9:42 a.m. |
Created at: March 20, 2026, 1:27 p.m.