Triple

T17325382
Position Surface form Disambiguated ID Type / Status
Subject La Matanza Partido E420673 entity
Predicate namedAfter P63 FINISHED
Object La Matanza River — NE NERFINISHED

How this triple was built (3 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: La Matanza River | Statement: [La Matanza Partido, namedAfter, La Matanza River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: La Matanza River
Context triple: [La Matanza Partido, namedAfter, La Matanza River]
  • A. La Plata River
    La Plata River is a major river in Puerto Rico that flows through several municipalities, including Bayamón, before emptying into the Atlantic Ocean.
  • B. La Plata River
    La Plata River is a watercourse known for flowing through regions inhabited by the prized game fish dorado in South America.
  • C. La Plata River
    The La Plata River is a tributary of the San Juan River that flows through parts of Colorado and New Mexico in the southwestern United States.
  • D. Otra River
    The Otra River is a major river in southern Norway that flows through the Setesdal valley before emptying into the Skagerrak at Kristiansand.
  • E. Caudal River
    The Caudal River is a significant watercourse in northern Spain’s Asturias region, known for flowing through historic coal-mining valleys before joining the Nalón River.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: La Matanza River
Target entity description: La Matanza River is a heavily polluted waterway in the Buenos Aires metropolitan area of Argentina, known for flowing through densely populated and industrial zones.
  • A. La Plata River
    La Plata River is a major river in Puerto Rico that flows through several municipalities, including Bayamón, before emptying into the Atlantic Ocean.
  • B. La Plata River
    La Plata River is a watercourse known for flowing through regions inhabited by the prized game fish dorado in South America.
  • C. La Plata River
    The La Plata River is a tributary of the San Juan River that flows through parts of Colorado and New Mexico in the southwestern United States.
  • D. Otra River
    The Otra River is a major river in southern Norway that flows through the Setesdal valley before emptying into the Skagerrak at Kristiansand.
  • E. Caudal River
    The Caudal River is a significant watercourse in northern Spain’s Asturias region, known for flowing through historic coal-mining valleys before joining the Nalón River.
  • F. None of above. chosen

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_69d889d3adc881909319f1edb8d2a956 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e439d24e548190a766dd246a4d63d4 completed April 19, 2026, 2:11 a.m.
Created at: April 10, 2026, 5:43 a.m.