Triple

T13818537
Position Surface form Disambiguated ID Type / Status
Subject Kopet Dag E332078 entity
Predicate riverSourceRegion P38420 FINISHED
Object Sumbar River basin
The Sumbar River basin is a drainage area in the Kopet Dag region of Central Asia, encompassing the river’s catchment and surrounding mountainous landscapes.
 E1063603 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Sumbar River basin | Statement: [Kopet Dag, riverSourceRegion, Sumbar River basin]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sumbar River basin
Context triple: [Kopet Dag, riverSourceRegion, Sumbar River basin]
  • A. Lempa River basin
    The Lempa River basin is a major Central American watershed, primarily in El Salvador, that drains a large region into the Pacific Ocean and supports significant agriculture, hydropower, and urban populations.
  • B. Surma River basin
    The Surma River basin is a river drainage region in northeastern India and Bangladesh, known for its heavy monsoon rainfall, fertile floodplains, and role as a major tributary system of the Meghna River.
  • C. Guavio River basin
    The Guavio River basin is a watershed in central Colombia that drains the eastern Andean slopes and supports regional ecosystems, agriculture, and hydroelectric generation.
  • D. Simeto River basin
    The Simeto River basin is a major river drainage area in central-eastern Sicily, Italy, known for its agricultural landscapes and role in feeding the island’s largest river, the Simeto.
  • E. Warta river basin
    The Warta river basin is the drainage area in western and central Poland encompassing the Warta River and its tributaries, forming a major sub-basin of the Oder River system.
  • 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: Sumbar River basin
Target entity description: The Sumbar River basin is a drainage area in the Kopet Dag region of Central Asia, encompassing the river’s catchment and surrounding mountainous landscapes.
  • A. Lempa River basin
    The Lempa River basin is a major Central American watershed, primarily in El Salvador, that drains a large region into the Pacific Ocean and supports significant agriculture, hydropower, and urban populations.
  • B. Surma River basin
    The Surma River basin is a river drainage region in northeastern India and Bangladesh, known for its heavy monsoon rainfall, fertile floodplains, and role as a major tributary system of the Meghna River.
  • C. Guavio River basin
    The Guavio River basin is a watershed in central Colombia that drains the eastern Andean slopes and supports regional ecosystems, agriculture, and hydroelectric generation.
  • D. Simeto River basin
    The Simeto River basin is a major river drainage area in central-eastern Sicily, Italy, known for its agricultural landscapes and role in feeding the island’s largest river, the Simeto.
  • E. Warta river basin
    The Warta river basin is the drainage area in western and central Poland encompassing the Warta River and its tributaries, forming a major sub-basin of the Oder River system.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Sumbar River basin
Triple: [Kopet Dag, riverSourceRegion, Sumbar River basin]
Generated description
The Sumbar River basin is a drainage area in the Kopet Dag region of Central Asia, encompassing the river’s catchment and surrounding mountainous landscapes.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d81c59f8808190a851bc56afdc55e9 elicitation completed
NER batch_69de0281bb988190803ee195f430b9c8 ner completed
NED1 batch_69f7b8e1fbec8190bab64357f8c5438f ned_source_triple completed
NED2 batch_69f7ba99ad9c8190906b6b63cf27a446 ned_description completed
NEDg batch_69f7b9d81f488190875e9b3f885556ab nedg completed
Created at: April 9, 2026, 10:12 p.m.