Triple

T2463619
Position Surface form Disambiguated ID Type / Status
Subject Meguro, Tokyo, Japan E55190 entity
Predicate traversedByRiver P165 FINISHED
Object Meguro River
The Meguro River is a well-known urban river in Tokyo, Japan, famous for its picturesque cherry blossom-lined banks that attract many visitors during spring.
E325780 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: Meguro River | Statement: [Meguro, Tokyo, Japan, traversedByRiver, Meguro River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Meguro River
Context triple: [Meguro, Tokyo, Japan, traversedByRiver, Meguro River]
  • A. Sumida River
    The Sumida River is a historically significant river flowing through central Tokyo, known for its scenic bridges, cherry blossoms, and cultural prominence in Japanese art and literature.
  • B. Neyagawa River
    The Neyagawa River is a waterway in Osaka Prefecture, Japan, that flows through urban areas such as Higashiōsaka and plays a role in local drainage and flood control.
  • C. Arakawa River
    The Arakawa River is a major river in the Tokyo region of Japan, known for its extensive flood control systems and role in shaping the urban landscape.
  • D. Yoshino River
    The Yoshino River is one of Japan’s major rivers, renowned for its strong currents, hydroelectric dams, and scenic gorges as it flows across the island of Shikoku.
  • E. Minoh River
    The Minoh River is a small scenic river in Osaka Prefecture, Japan, known for flowing through Minoh Quasi-National Park and alongside the famous Minoh Waterfall.
  • 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: Meguro River
Triple: [Meguro, Tokyo, Japan, traversedByRiver, Meguro River]
Generated description
The Meguro River is a well-known urban river in Tokyo, Japan, famous for its picturesque cherry blossom-lined banks that attract many visitors during spring.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Meguro River
Target entity description: The Meguro River is a well-known urban river in Tokyo, Japan, famous for its picturesque cherry blossom-lined banks that attract many visitors during spring.
  • A. Sumida River
    The Sumida River is a historically significant river flowing through central Tokyo, known for its scenic bridges, cherry blossoms, and cultural prominence in Japanese art and literature.
  • B. Neyagawa River
    The Neyagawa River is a waterway in Osaka Prefecture, Japan, that flows through urban areas such as Higashiōsaka and plays a role in local drainage and flood control.
  • C. Arakawa River
    The Arakawa River is a major river in the Tokyo region of Japan, known for its extensive flood control systems and role in shaping the urban landscape.
  • D. Yoshino River
    The Yoshino River is one of Japan’s major rivers, renowned for its strong currents, hydroelectric dams, and scenic gorges as it flows across the island of Shikoku.
  • E. Minoh River
    The Minoh River is a small scenic river in Osaka Prefecture, Japan, known for flowing through Minoh Quasi-National Park and alongside the famous Minoh Waterfall.
  • 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_69ab49e3622c8190ad22afa2c4fbb807 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd12059788190a6493f64bb725aed completed March 7, 2026, 7:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69b1f84f2c5c819084c82bfbd6a3b6f0 completed March 11, 2026, 11:18 p.m.
NEDg Description generation batch_69b1fc11c7dc81908918697b2397b3ef completed March 11, 2026, 11:34 p.m.
NED2 Entity disambiguation (via description) batch_69b1fcb50fd08190831349b37ed86144 completed March 11, 2026, 11:37 p.m.
Created at: March 6, 2026, 9:44 p.m.