Triple

T14762106
Position Surface form Disambiguated ID Type / Status
Subject Kōtō, Tokyo, Japan E346890 entity
Predicate containsRiver P165 FINISHED
Object Sendaibori River
The Sendaibori River is a small urban waterway flowing through the Kōtō ward of Tokyo, Japan, known for its canalside paths and role in the local neighborhood landscape.
E1294112 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: Sendaibori River | Statement: [Kōtō, Tokyo, Japan, containsRiver, Sendaibori River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sendaibori River
Context triple: [Kōtō, Tokyo, Japan, containsRiver, Sendaibori River]
  • A. Yumesaki River
    The Yumesaki River is a waterway in Hyōgo Prefecture, Japan, that flows through the city of Himeji and contributes to its local landscape and ecosystem.
  • B. 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.
  • C. 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.
  • D. Tosabori River
    The Tosabori River is an urban waterway flowing through central Osaka, Japan, known for its riverside business district, historic bridges, and scenic city views.
  • 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: Sendaibori River
Triple: [Kōtō, Tokyo, Japan, containsRiver, Sendaibori River]
Generated description
The Sendaibori River is a small urban waterway flowing through the Kōtō ward of Tokyo, Japan, known for its canalside paths and role in the local neighborhood landscape.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sendaibori River
Target entity description: The Sendaibori River is a small urban waterway flowing through the Kōtō ward of Tokyo, Japan, known for its canalside paths and role in the local neighborhood landscape.
  • A. Yumesaki River
    The Yumesaki River is a waterway in Hyōgo Prefecture, Japan, that flows through the city of Himeji and contributes to its local landscape and ecosystem.
  • B. 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.
  • C. 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.
  • D. Tosabori River
    The Tosabori River is an urban waterway flowing through central Osaka, Japan, known for its riverside business district, historic bridges, and scenic city views.
  • 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_69d822e8896c819091169882f9b20486 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69dec7f207dc819088a53f717736a121 completed April 14, 2026, 11:04 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0313aa65a481909707b1e7a6d6ce6f completed May 12, 2026, 11:48 a.m.
NEDg Description generation batch_6a0314a4fa748190a63ecda792b7669a completed May 12, 2026, 11:53 a.m.
NED2 Entity disambiguation (via description) batch_6a0315a8d6e88190b6d532f22dd8088c completed May 12, 2026, 11:57 a.m.
Created at: April 10, 2026, 1:30 a.m.