Triple

T14972441
Position Surface form Disambiguated ID Type / Status
Subject Tama River E373354 entity
Predicate romanization P2508 FINISHED
Object Tamagawa
Tamagawa is the romanized Japanese name for the Tama River, a major river flowing through the Tokyo metropolitan area.
E1129750 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: Tamagawa | Statement: [Tama River, romanization, Tamagawa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tamagawa
Context triple: [Tama River, romanization, Tamagawa]
  • A. Takanawa
    Takanawa is an upscale residential and commercial district in Minato, Tokyo, known for its luxury hotels, embassies, and proximity to major transport hubs like Shinagawa Station.
  • B. Tanimachi
    Tanimachi is a central district in Osaka, Japan, known for its mix of government offices, historic temples, and urban residential and commercial areas.
  • C. Kitashinagawa
    Kitashinagawa is a neighborhood in Tokyo’s Shinagawa ward known for its traditional shopping streets, historic temples, and proximity to Shinagawa Station.
  • D. Hommachi
    Hommachi is a major commercial and business district in central Osaka, Japan, known for its offices, shops, and convenient subway connections.
  • E. Nakatsugawa
    Nakatsugawa is a river associated with the city of Atsugi in Kanagawa Prefecture, Japan.
  • 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: Tamagawa
Triple: [Tama River, romanization, Tamagawa]
Generated description
Tamagawa is the romanized Japanese name for the Tama River, a major river flowing through the Tokyo metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tamagawa
Target entity description: Tamagawa is the romanized Japanese name for the Tama River, a major river flowing through the Tokyo metropolitan area.
  • A. Takanawa
    Takanawa is an upscale residential and commercial district in Minato, Tokyo, known for its luxury hotels, embassies, and proximity to major transport hubs like Shinagawa Station.
  • B. Tanimachi
    Tanimachi is a central district in Osaka, Japan, known for its mix of government offices, historic temples, and urban residential and commercial areas.
  • C. Kitashinagawa
    Kitashinagawa is a neighborhood in Tokyo’s Shinagawa ward known for its traditional shopping streets, historic temples, and proximity to Shinagawa Station.
  • D. Hommachi
    Hommachi is a major commercial and business district in central Osaka, Japan, known for its offices, shops, and convenient subway connections.
  • E. Nakatsugawa
    Nakatsugawa is a river associated with the city of Atsugi in Kanagawa Prefecture, Japan.
  • 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_69fe8be8af688190832efb00695f8b20 completed May 9, 2026, 1:20 a.m.
NEDg Description generation batch_69fe8f39388c81909d6eb44f3433982e completed May 9, 2026, 1:34 a.m.
NED2 Entity disambiguation (via description) batch_69fe8fa960888190ab1fa4bcf426be4b completed May 9, 2026, 1:36 a.m.
Created at: April 10, 2026, 2:50 a.m.