Triple

T14972420
Position Surface form Disambiguated ID Type / Status
Subject Tama River E373354 entity
Predicate tributary P415 FINISHED
Object Hirase River
The Hirase River is a smaller river in Japan that feeds into the larger Tama River within the Kanto region.
 E1306851 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: Hirase River | Statement: [Tama River, tributary, Hirase River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hirase River
Context triple: [Tama River, tributary, Hirase River]
  • A. Hirai River
    Hirai River is a river flowing through Akiruno in western Tokyo, Japan, contributing to the area's natural landscape and local ecosystem.
  • B. Takase River
    The Takase River is a mountain river in Japan known for its clear waters, steep valleys, and role in regional hydroelectric power generation.
  • C. 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.
  • 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. Naruse River
    The Naruse River is a significant river in Japan’s Tōhoku region, flowing through Miyagi Prefecture and supporting local agriculture and communities along its course.
  • 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: Hirase River
Triple: [Tama River, tributary, Hirase River]
Generated description
The Hirase River is a smaller river in Japan that feeds into the larger Tama River within the Kanto region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hirase River
Target entity description: The Hirase River is a smaller river in Japan that feeds into the larger Tama River within the Kanto region.
  • A. Hirai River
    Hirai River is a river flowing through Akiruno in western Tokyo, Japan, contributing to the area's natural landscape and local ecosystem.
  • B. Takase River
    The Takase River is a mountain river in Japan known for its clear waters, steep valleys, and role in regional hydroelectric power generation.
  • C. 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.
  • 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. Naruse River
    The Naruse River is a significant river in Japan’s Tōhoku region, flowing through Miyagi Prefecture and supporting local agriculture and communities along its course.
  • 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_69d85ccbbcd48190acb56e7cf104d8ad completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded6e767608190940eb6f16ea97451 completed April 15, 2026, 12:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a037c1f2ac48190be5990748207819a completed May 12, 2026, 7:14 p.m.
NEDg Description generation batch_6a037e34ca8c81909bdaa64d3777ffb7 completed May 12, 2026, 7:23 p.m.
NED2 Entity disambiguation (via description) batch_6a037ea9aa208190b82e32b47d04a417 completed May 12, 2026, 7:25 p.m.
Created at: April 10, 2026, 2:50 a.m.