Triple

T19172304
Position Surface form Disambiguated ID Type / Status
Subject Maranhão E469351 entity
Predicate hasRiver P165 FINISHED
Object Itapecuru River
The Itapecuru River is a major river in the Brazilian state of Maranhão that plays a key role in regional water supply, agriculture, and transportation.
E1378150 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: Itapecuru River | Statement: [Maranhão, hasRiver, Itapecuru River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Itapecuru River
Context triple: [Maranhão, hasRiver, Itapecuru River]
  • A. Tietê River
    The Tietê River is a significant waterway in southeastern Brazil that flows across the state of São Paulo and plays a key role in the region’s ecology, economy, and urban landscape.
  • B. Paraopeba River
    The Paraopeba River is a significant waterway in southeastern Brazil that flows through the state of Minas Gerais and contributes substantially to the São Francisco River basin.
  • C. Itaguaré River
    The Itaguaré River is a coastal river in the municipality of Bertioga, São Paulo, Brazil, known for its preserved natural surroundings and importance to local ecosystems and tourism.
  • D. Piracicaba River
    The Piracicaba River is a significant waterway in the state of São Paulo, Brazil, known for its historical role in regional development, agriculture, and industry, as well as for its traditional fishing culture.
  • E. Taquari River
    The Taquari River is a significant waterway in central-western Brazil that flows through the Pantanal wetlands before joining the Paraguay River.
  • 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: Itapecuru River
Triple: [Maranhão, hasRiver, Itapecuru River]
Generated description
The Itapecuru River is a major river in the Brazilian state of Maranhão that plays a key role in regional water supply, agriculture, and transportation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Itapecuru River
Target entity description: The Itapecuru River is a major river in the Brazilian state of Maranhão that plays a key role in regional water supply, agriculture, and transportation.
  • A. Tietê River
    The Tietê River is a significant waterway in southeastern Brazil that flows across the state of São Paulo and plays a key role in the region’s ecology, economy, and urban landscape.
  • B. Paraopeba River
    The Paraopeba River is a significant waterway in southeastern Brazil that flows through the state of Minas Gerais and contributes substantially to the São Francisco River basin.
  • C. Itaguaré River
    The Itaguaré River is a coastal river in the municipality of Bertioga, São Paulo, Brazil, known for its preserved natural surroundings and importance to local ecosystems and tourism.
  • D. Piracicaba River
    The Piracicaba River is a significant waterway in the state of São Paulo, Brazil, known for its historical role in regional development, agriculture, and industry, as well as for its traditional fishing culture.
  • E. Taquari River
    The Taquari River is a significant waterway in southern Brazil that flows through the Vale do Taquari region, supporting local agriculture, transportation, and communities.
  • F. None of above. chosen

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_69d8dd09d5a081909ae43c286651ae5a completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5f16544948190bd10ca7804dd27a5 completed April 20, 2026, 9:27 a.m.
NED1 Entity disambiguation (via context triple) batch_6a07403a9e048190a158e9b1896de6e2 completed May 15, 2026, 3:48 p.m.
NEDg Description generation batch_6a074145c3f48190a052c8d8fac0f2be completed May 15, 2026, 3:52 p.m.
NED2 Entity disambiguation (via description) batch_6a0741fc21888190913ce428cb176ffd completed May 15, 2026, 3:55 p.m.
Created at: April 10, 2026, 12:06 p.m.