Triple

T10889283
Position Surface form Disambiguated ID Type / Status
Subject Chichibu Mountains E257131 entity
Predicate drainageBasinOf P411 FINISHED
Object Fuefuki River
The Fuefuki River is a river in Yamanashi Prefecture, Japan, known for flowing through fruit-growing regions and contributing to the Kamanashi River to form the Fuji River system.
 E987980 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: Fuefuki River | Statement: [Chichibu Mountains, drainageBasinOf, Fuefuki 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: Fuefuki River
Context triple: [Chichibu Mountains, drainageBasinOf, Fuefuki River]
  • A. Hijikawa River
    The Hijikawa River is a major river in Ehime Prefecture on Japan’s Shikoku Island, known for flowing through several towns and supporting local agriculture and ecosystems.
  • B. Shukugawa River
    The Shukugawa River is a scenic river in Hyōgo Prefecture, Japan, famed for its cherry blossom-lined banks that attract many visitors during hanami season.
  • C. Osuga River
    The Osuga River is a watercourse in Russia that flows through the Tver Oblast region, passing near the village of Pryamukhino.
  • D. Tsuboi River
    Tsuboi River is a river flowing through Kumamoto in Japan’s Kyushu region, known for its role in the city’s landscape and local water management.
  • E. Takahashi River
    The Takahashi River is a major river in Okayama Prefecture, Japan, flowing through cities such as Kurashiki before emptying into the Seto Inland Sea.
  • 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: Fuefuki River
Target entity description: The Fuefuki River is a river in Yamanashi Prefecture, Japan, known for flowing through fruit-growing regions and contributing to the Kamanashi River to form the Fuji River system.
  • A. Hijikawa River
    The Hijikawa River is a major river in Ehime Prefecture on Japan’s Shikoku Island, known for flowing through several towns and supporting local agriculture and ecosystems.
  • B. Shukugawa River
    The Shukugawa River is a scenic river in Hyōgo Prefecture, Japan, famed for its cherry blossom-lined banks that attract many visitors during hanami season.
  • C. Osuga River
    The Osuga River is a watercourse in Russia that flows through the Tver Oblast region, passing near the village of Pryamukhino.
  • D. Tsuboi River
    Tsuboi River is a river flowing through Kumamoto in Japan’s Kyushu region, known for its role in the city’s landscape and local water management.
  • E. Takahashi River
    The Takahashi River is a major river in Okayama Prefecture, Japan, flowing through cities such as Kurashiki before emptying into the Seto Inland Sea.
  • 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: Fuefuki River
Triple: [Chichibu Mountains, drainageBasinOf, Fuefuki River]
Generated description
The Fuefuki River is a river in Yamanashi Prefecture, Japan, known for flowing through fruit-growing regions and contributing to the Kamanashi River to form the Fuji River system.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d6aa848804819081b2713ca0bedf06 elicitation completed
NER batch_69d75202b7248190adeb5780fc5b9199 ner completed
NED1 batch_69f64b78e7ec819093e5e631197ed295 ned_source_triple completed
NED2 batch_69f6508afef08190ac7a19b1ee90141e ned_description completed
NEDg batch_69f64c535c9881908e5bf07d13fa73c5 nedg completed
Created at: April 8, 2026, 9:21 p.m.