Triple

T9231226
Position Surface form Disambiguated ID Type / Status
Subject Amazonia E221819 entity
Predicate exposedIn P9694 FINISHED
Object Brazilian Shield
The Brazilian Shield is a vast, ancient Precambrian geological formation in eastern South America that forms the stable crystalline core of much of Brazil and underlies parts of the Amazon region.
E100317 NE FINISHED

How this triple was built (4 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: Brazilian Shield | Statement: [Amazonia, exposedIn, Brazilian Shield]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brazilian Shield
Context triple: [Amazonia, exposedIn, Brazilian Shield]
  • A. Guaporé Shield
    The Guaporé Shield is an ancient geological craton in central South America, composed of some of the continent’s oldest rocks and forming part of the stable Precambrian core underlying the Amazon region.
  • B. Guiana Shield
    The Guiana Shield is a geologically ancient, mineral-rich craton in northern South America, characterized by extensive tropical rainforests, unique biodiversity, and dramatic table-top mountains.
  • C. Brazilian Highlands
    The Brazilian Highlands are an extensive plateau region covering much of eastern, southern, and central Brazil, known for their diverse landscapes, rich biodiversity, and major role in the country’s climate and river systems.
  • D. Reguibat Shield
    The Reguibat Shield is an ancient Precambrian geological massif in northwestern Africa that forms the northern part of the West African Craton.
  • E. Cerrado
    The Cerrado is a vast tropical savanna ecoregion in central Brazil, renowned for its rich biodiversity, unique mix of grasslands and woodlands, and critical role in South American water and climate systems.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Brazilian Shield
Triple: [Amazonia, exposedIn, Brazilian Shield]
Generated description
The Brazilian Shield is a vast, ancient Precambrian geological formation in eastern South America that forms the stable crystalline core of much of Brazil and underlies parts of the Amazon region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brazilian Shield
Target entity description: The Brazilian Shield is a vast, ancient Precambrian geological formation in eastern South America that forms the stable crystalline core of much of Brazil and underlies parts of the Amazon region.
  • A. Guaporé Shield
    The Guaporé Shield is an ancient geological craton in central South America, composed of some of the continent’s oldest rocks and forming part of the stable Precambrian core underlying the Amazon region.
  • B. Guiana Shield
    The Guiana Shield is a geologically ancient, mineral-rich craton in northern South America, characterized by extensive tropical rainforests, unique biodiversity, and dramatic table-top mountains.
  • C. Brazilian Highlands chosen
    The Brazilian Highlands are an extensive plateau region covering much of eastern, southern, and central Brazil, known for their diverse landscapes, rich biodiversity, and major role in the country’s climate and river systems.
  • D. Reguibat Shield
    The Reguibat Shield is an ancient Precambrian geological massif in northwestern Africa that forms the northern part of the West African Craton.
  • E. Cerrado
    The Cerrado is a vast tropical savanna ecoregion in central Brazil, renowned for its rich biodiversity, unique mix of grasslands and woodlands, and critical role in South American water and climate systems.
  • F. None of above.

Provenance (5 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_69ca83ed628c8190bc02d641e57f097f completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccee190204819096b38270a0abc116 completed April 1, 2026, 10:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69d09bac57e8819093dd5faf350a4133 completed April 4, 2026, 5:03 a.m.
NEDg Description generation batch_69d09ed031848190b7974bdf5ff8ac6f completed April 4, 2026, 5:17 a.m.
NED2 Entity disambiguation (via description) batch_69d09f38aee881908d3ec3b3ca4ee667 completed April 4, 2026, 5:18 a.m.
Created at: March 30, 2026, 7:29 p.m.