Triple

T18068289
Position Surface form Disambiguated ID Type / Status
Subject Kawasaki-ku E432349 entity
Predicate bordersPrefecture P49472 FINISHED
Object Tokyo (across Tama River)
Tokyo (across Tama River) refers to the Tokyo metropolitan area located on the opposite bank of the Tama River from Kawasaki-ku, forming part of Japan’s capital region.
E1320817 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: Tokyo (across Tama River) | Statement: [Kawasaki-ku, bordersPrefecture, Tokyo (across Tama River)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tokyo (across Tama River)
Context triple: [Kawasaki-ku, bordersPrefecture, Tokyo (across Tama River)]
  • A. Musashimurayama, Tokyo
    Musashimurayama, Tokyo is a residential city in western Tokyo Metropolis known for its suburban character and proximity to several U.S. military facilities and surrounding Tama area municipalities.
  • B. Musashino, Tokyo
    Musashino, Tokyo is a suburban city in western Tokyo Metropolis known for its residential neighborhoods, parks, and several universities and cultural institutions.
  • C. Arakawa, Tokyo
    Arakawa, Tokyo is a special ward in northeastern Tokyo known for its mix of traditional shitamachi neighborhoods, residential areas, and industrial zones.
  • D. Shinagawa, Tokyo
    Shinagawa, Tokyo is a major commercial and residential ward in southern Tokyo known for its busy railway hub, waterfront developments, and mix of business districts and traditional neighborhoods.
  • E. Toshima, Tokyo
    Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
  • 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: Tokyo (across Tama River)
Triple: [Kawasaki-ku, bordersPrefecture, Tokyo (across Tama River)]
Generated description
Tokyo (across Tama River) refers to the Tokyo metropolitan area located on the opposite bank of the Tama River from Kawasaki-ku, forming part of Japan’s capital region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tokyo (across Tama River)
Target entity description: Tokyo (across Tama River) refers to the Tokyo metropolitan area located on the opposite bank of the Tama River from Kawasaki-ku, forming part of Japan’s capital region.
  • A. Musashimurayama, Tokyo
    Musashimurayama, Tokyo is a residential city in western Tokyo Metropolis known for its suburban character and proximity to several U.S. military facilities and surrounding Tama area municipalities.
  • B. Musashino, Tokyo
    Musashino, Tokyo is a suburban city in western Tokyo Metropolis known for its residential neighborhoods, parks, and several universities and cultural institutions.
  • C. Arakawa, Tokyo
    Arakawa, Tokyo is a special ward in northeastern Tokyo known for its mix of traditional shitamachi neighborhoods, residential areas, and industrial zones.
  • D. Shinagawa, Tokyo
    Shinagawa, Tokyo is a major commercial and residential ward in southern Tokyo known for its busy railway hub, waterfront developments, and mix of business districts and traditional neighborhoods.
  • E. Toshima, Tokyo
    Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
  • 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_69d8b9070cac81909fa9473fb1c3f1c7 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4cceb020081909329492591e7b1f2 completed April 19, 2026, 12:39 p.m.
NED1 Entity disambiguation (via context triple) batch_6a03d7600a988190a3f4fb60ee469423 completed May 13, 2026, 1:44 a.m.
NEDg Description generation batch_6a03d8512d4c8190b113f7ed1f8a044c completed May 13, 2026, 1:48 a.m.
NED2 Entity disambiguation (via description) batch_6a03d8d863cc819098b46d5d26db05cd completed May 13, 2026, 1:50 a.m.
Created at: April 10, 2026, 10:26 a.m.