Triple

T16079435
Position Surface form Disambiguated ID Type / Status
Subject Kanda River E390064 entity
Predicate tributary P415 FINISHED
Object Myōshōji River
The Myōshōji River is a small urban waterway in Tokyo, Japan, known for flowing through residential districts and park areas before joining the larger Kanda River.
E1402887 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: Myōshōji River | Statement: [Kanda River, tributary, Myōshōji River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Myōshōji River
Context triple: [Kanda River, tributary, Myōshōji River]
  • A. Motoyasu River
    The Motoyasu River is a river flowing through central Hiroshima, Japan, known for running beside the Atomic Bomb Dome and Hiroshima Peace Memorial Park.
  • B. Shinmachi River
    The Shinmachi River is a central waterway flowing through Tokushima City in Japan, known for its riverside promenades, sightseeing cruises, and role in local festivals.
  • C. 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.
  • D. Kyu-Yodo River
    The Kyu-Yodo River is a historic waterway in Osaka, Japan, renowned as the main stage for the city’s famous Tenjin Matsuri boat processions and fireworks.
  • E. 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.
  • 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: Myōshōji River
Triple: [Kanda River, tributary, Myōshōji River]
Generated description
The Myōshōji River is a small urban waterway in Tokyo, Japan, known for flowing through residential districts and park areas before joining the larger Kanda River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Myōshōji River
Target entity description: The Myōshōji River is a small urban waterway in Tokyo, Japan, known for flowing through residential districts and park areas before joining the larger Kanda River.
  • A. Motoyasu River
    The Motoyasu River is a river flowing through central Hiroshima, Japan, known for running beside the Atomic Bomb Dome and Hiroshima Peace Memorial Park.
  • B. Shinmachi River
    The Shinmachi River is a central waterway flowing through Tokushima City in Japan, known for its riverside promenades, sightseeing cruises, and role in local festivals.
  • C. 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.
  • D. Kyu-Yodo River
    The Kyu-Yodo River is a historic waterway in Osaka, Japan, renowned as the main stage for the city’s famous Tenjin Matsuri boat processions and fireworks.
  • E. 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.
  • 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_69d86daf32ec8190a8c0466c8f49c3c0 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e18448bebc8190b0e84b1da097bf8b completed April 17, 2026, 12:52 a.m.
NED1 Entity disambiguation (via context triple) batch_6a07f6c97f9c8190ae7555aef83cbbd3 completed May 16, 2026, 4:47 a.m.
NEDg Description generation batch_6a07f85977548190b5e66b1914919a94 completed May 16, 2026, 4:53 a.m.
NED2 Entity disambiguation (via description) batch_6a07f8d26364819086b9e4cfff88ca46 completed May 16, 2026, 4:55 a.m.
Created at: April 10, 2026, 4:57 a.m.