Triple

T745923
Position Surface form Disambiguated ID Type / Status
Subject San Salvador E15340 entity
Predicate river P165 FINISHED
Object Acelhuate River basin
The Acelhuate River basin is a watershed in central El Salvador that drains much of the San Salvador metropolitan area and is known for severe urban pollution and flood risk.
E106527 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: Acelhuate River basin | Statement: [San Salvador, river, Acelhuate River basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Acelhuate River basin
Context triple: [San Salvador, river, Acelhuate River basin]
  • A. Actopan River
    The Actopan River is a freshwater river in the Mexican state of Veracruz known for its clear waters, scenic canyons, and popularity for rafting and ecotourism.
  • B. Illapel River
    The Illapel River is a watercourse in Chile’s Coquimbo Region that flows through the Choapa Province, supporting local agriculture and communities in a semi-arid landscape.
  • C. Yana River basin
    The Yana River basin is a large Arctic drainage area in northeastern Siberia, encompassing the watershed of the Yana River as it flows northward to the Laptev Sea.
  • D. Cañete River
    The Cañete River is a major Peruvian river known for flowing from the high Andes to the Pacific Ocean, supporting agriculture and popular whitewater rafting in the Lima Region.
  • E. Desaguadero River
    The Desaguadero River is a major river of the Altiplano in South America that drains Lake Titicaca and flows southward through Bolivia toward Lake Poopó.
  • 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: Acelhuate River basin
Triple: [San Salvador, river, Acelhuate River basin]
Generated description
The Acelhuate River basin is a watershed in central El Salvador that drains much of the San Salvador metropolitan area and is known for severe urban pollution and flood risk.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Acelhuate River basin
Target entity description: The Acelhuate River basin is a watershed in central El Salvador that drains much of the San Salvador metropolitan area and is known for severe urban pollution and flood risk.
  • A. Actopan River
    The Actopan River is a freshwater river in the Mexican state of Veracruz known for its clear waters, scenic canyons, and popularity for rafting and ecotourism.
  • B. Illapel River
    The Illapel River is a watercourse in Chile’s Coquimbo Region that flows through the Choapa Province, supporting local agriculture and communities in a semi-arid landscape.
  • C. Yana River basin
    The Yana River basin is a large Arctic drainage area in northeastern Siberia, encompassing the watershed of the Yana River as it flows northward to the Laptev Sea.
  • D. Cañete River
    The Cañete River is a major Peruvian river known for flowing from the high Andes to the Pacific Ocean, supporting agriculture and popular whitewater rafting in the Lima Region.
  • E. Desaguadero River
    The Desaguadero River is a major river of the Altiplano in South America that drains Lake Titicaca and flows southward through Bolivia toward Lake Poopó.
  • 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_69a49358aa308190adbc9b5a0a2adcf9 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a62ca1d081908e3191411f86498d completed March 1, 2026, 8:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7c70c30d48190838ebe5db89d0b7a completed March 4, 2026, 5:45 a.m.
NEDg Description generation batch_69a7c82c5b888190ae5440f5d06d2bce completed March 4, 2026, 5:50 a.m.
NED2 Entity disambiguation (via description) batch_69a7c8991e7c81908c31d60f9a7f2340 completed March 4, 2026, 5:52 a.m.
Created at: March 1, 2026, 7:37 p.m.