Triple

T4499330
Position Surface form Disambiguated ID Type / Status
Subject Sefid-Rud E101179 entity
Predicate hasTributary P415 FINISHED
Object Shahrud River
The Shahrud River is a significant river in northern Iran that flows through mountainous terrain before joining the Sefid-Rud and ultimately draining into the Caspian Sea.
 E101179 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: Shahrud River | Statement: [Sefid-Rud, hasTributary, Shahrud River]

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: Shahrud River
Context triple: [Sefid-Rud, hasTributary, Shahrud River]
  • A. Karkheh River
    The Karkheh River is a major waterway in western Iran that flows through the Khuzestan plain and supports extensive agriculture and settlements before emptying into the Mesopotamian lowlands.
  • B. Qom River
    The Qom River is a significant river in central Iran that flows through the city of Qom and contributes to the region’s agriculture and water supply.
  • C. Vakhsh River
    The Vakhsh River is a major river in Central Asia that flows through Tajikistan, forming a key part of the Amu Darya basin and supporting extensive hydroelectric power generation and irrigation.
  • D. Sefid-Rud
    Sefid-Rud is a major river in northern Iran that flows through the Alborz Mountains and into the Caspian Sea, playing a key role in regional agriculture and hydropower.
  • E. Hasbani River
    The Hasbani River is a major tributary of the upper Jordan River, originating in Lebanon and flowing southward toward Israel.
  • 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: Shahrud River
Target entity description: The Shahrud River is a significant river in northern Iran that flows through mountainous terrain before joining the Sefid-Rud and ultimately draining into the Caspian Sea.
  • A. Karkheh River
    The Karkheh River is a major waterway in western Iran that flows through the Khuzestan plain and supports extensive agriculture and settlements before emptying into the Mesopotamian lowlands.
  • B. Qom River
    The Qom River is a significant river in central Iran that flows through the city of Qom and contributes to the region’s agriculture and water supply.
  • C. Vakhsh River
    The Vakhsh River is a major river in Central Asia that flows through Tajikistan, forming a key part of the Amu Darya basin and supporting extensive hydroelectric power generation and irrigation.
  • D. Sefid-Rud chosen
    Sefid-Rud is a major river in northern Iran that flows through the Alborz Mountains and into the Caspian Sea, playing a key role in regional agriculture and hydropower.
  • E. Hasbani River
    The Hasbani River is a major tributary of the upper Jordan River, originating in Lebanon and flowing southward toward Israel.
  • F. None of above.

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: Shahrud River
Triple: [Sefid-Rud, hasTributary, Shahrud River]
Generated description
The Shahrud River is a significant river in northern Iran that flows through mountainous terrain before joining the Sefid-Rud and ultimately draining into the Caspian Sea.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69bd43d175248190894dc58b5b395c26 elicitation completed
NER batch_69bd56c29868819097633c7cd398e865 ner completed
NED1 batch_69bdacce0f10819092e92c144627344b ned_source_triple completed
NED2 batch_69bdae10bf2481908397c9c332289bb1 ned_description completed
NEDg batch_69bdada277948190bc8b1a412da02978 nedg completed
Created at: March 20, 2026, 1 p.m.