Triple

T9223504
Position Surface form Disambiguated ID Type / Status
Subject Sumida River E221620 entity
Predicate historicalName P65 FINISHED
Object Miyato River
Miyato River is the former name of Tokyo’s Sumida River, a historically significant waterway that has long played a central role in the city’s culture and development.
E833262 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: Miyato River | Statement: [Sumida River, historicalName, Miyato River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Miyato River
Context triple: [Sumida River, historicalName, Miyato 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. 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.
  • D. 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.
  • E. 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.
  • 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: Miyato River
Triple: [Sumida River, historicalName, Miyato River]
Generated description
Miyato River is the former name of Tokyo’s Sumida River, a historically significant waterway that has long played a central role in the city’s culture and development.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Miyato River
Target entity description: Miyato River is the former name of Tokyo’s Sumida River, a historically significant waterway that has long played a central role in the city’s culture and development.
  • 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. 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.
  • D. 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.
  • E. 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.
  • 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_69ca83ec8db08190a9110df8232885d2 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccda7903208190b4e29a1591aab78a completed April 1, 2026, 8:42 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2572f5ccc81909f967dc69a8ae260 completed April 5, 2026, 12:35 p.m.
NEDg Description generation batch_69d25889b0f08190a28c5401417fe3cc completed April 5, 2026, 12:41 p.m.
NED2 Entity disambiguation (via description) batch_69d25977ab988190969ed8ff8eb53ddd completed April 5, 2026, 12:45 p.m.
Created at: March 30, 2026, 7:28 p.m.