Triple

T9035510
Position Surface form Disambiguated ID Type / Status
Subject Nishi-ku, Sapporo E216481 entity
Predicate hasRiver P165 FINISHED
Object Kotoni-Hassamu River
The Kotoni-Hassamu River is an urban waterway flowing through the Nishi ward of Sapporo in Hokkaido, Japan, known for its role in local flood control and as a recreational riverside area.
E823979 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: Kotoni-Hassamu River | Statement: [Nishi-ku, Sapporo, hasRiver, Kotoni-Hassamu River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kotoni-Hassamu River
Context triple: [Nishi-ku, Sapporo, hasRiver, Kotoni-Hassamu River]
  • A. Shigenobu River
    Shigenobu River is a major river in Ehime Prefecture on Japan’s Shikoku Island, flowing through the city of Matsuyama and playing an important role in its landscape and water supply.
  • B. 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.
  • C. Yamakuni River
    The Yamakuni River is a significant river in Kyushu, Japan, flowing through Ōita Prefecture and influencing the development and landscape of cities such as Nakatsu.
  • D. Hatsuse River
    The Hatsuse River is a historically significant river in Japan’s Nara region, long associated with ancient Yamato culture and early Japanese poetry.
  • E. Higuamo River
    The Higuamo River is a significant waterway in the Dominican Republic that flows through the eastern region and supports local communities and industry along its banks.
  • 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: Kotoni-Hassamu River
Triple: [Nishi-ku, Sapporo, hasRiver, Kotoni-Hassamu River]
Generated description
The Kotoni-Hassamu River is an urban waterway flowing through the Nishi ward of Sapporo in Hokkaido, Japan, known for its role in local flood control and as a recreational riverside area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kotoni-Hassamu River
Target entity description: The Kotoni-Hassamu River is an urban waterway flowing through the Nishi ward of Sapporo in Hokkaido, Japan, known for its role in local flood control and as a recreational riverside area.
  • A. Shigenobu River
    Shigenobu River is a major river in Ehime Prefecture on Japan’s Shikoku Island, flowing through the city of Matsuyama and playing an important role in its landscape and water supply.
  • B. 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.
  • C. Yamakuni River
    The Yamakuni River is a significant river in Kyushu, Japan, flowing through Ōita Prefecture and influencing the development and landscape of cities such as Nakatsu.
  • D. Hatsuse River
    The Hatsuse River is a historically significant river in Japan’s Nara region, long associated with ancient Yamato culture and early Japanese poetry.
  • E. Higuamo River
    The Higuamo River is a significant waterway in the Dominican Republic that flows through the eastern region and supports local communities and industry along its banks.
  • 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_69ca83d10b608190b2b2f8e0a7faaf14 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cc6abf4af481908d21245332329d99 completed April 1, 2026, 12:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1d58be8a4819088c419888a879e3e completed April 5, 2026, 3:22 a.m.
NEDg Description generation batch_69d1d603a2948190a16ace344bdba057 completed April 5, 2026, 3:24 a.m.
NED2 Entity disambiguation (via description) batch_69d1d6578a048190bc05c4a8a1aa854f completed April 5, 2026, 3:26 a.m.
Created at: March 30, 2026, 7:08 p.m.