Triple

T9544705
Position Surface form Disambiguated ID Type / Status
Subject Tokyu Meguro Line E230250 entity
Predicate hasStation P35 FINISHED
Object Hatanodai Station (Meguro Line connection vicinity)
Hatanodai Station (Meguro Line connection vicinity) is a railway station in Shinagawa, Tokyo, serving as an interchange point between the Tokyu Meguro Line and other local lines.
E805841 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: Hatanodai Station (Meguro Line connection vicinity) | Statement: [Tokyu Meguro Line, hasStation, Hatanodai Station (Meguro Line connection vicinity)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hatanodai Station (Meguro Line connection vicinity)
Context triple: [Tokyu Meguro Line, hasStation, Hatanodai Station (Meguro Line connection vicinity)]
  • A. Nakameguro Station
    Nakameguro Station is a major railway station in Tokyo’s Meguro ward that serves as an important transit hub and gateway to the trendy Nakameguro neighborhood.
  • B. Mejiro Station on Yamanote Line
    Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
  • C. Musashi-Koganei Station
    Musashi-Koganei Station is a railway station in Koganei, Tokyo, serving as a key stop on the JR Chūō Line for commuters and visitors in western Tokyo.
  • D. Meiji-jingumae Station
    Meiji-jingumae Station is a major Tokyo subway station in the Harajuku/Meiji Shrine area, serving as a key access point to popular shopping and cultural districts.
  • E. Tanimachi 9-chome Station
    Tanimachi 9-chome Station is a subway station in Osaka, Japan, serving as a key transfer point between multiple Osaka Metro lines near the central city area.
  • 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: Hatanodai Station (Meguro Line connection vicinity)
Triple: [Tokyu Meguro Line, hasStation, Hatanodai Station (Meguro Line connection vicinity)]
Generated description
Hatanodai Station (Meguro Line connection vicinity) is a railway station in Shinagawa, Tokyo, serving as an interchange point between the Tokyu Meguro Line and other local lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hatanodai Station (Meguro Line connection vicinity)
Target entity description: Hatanodai Station (Meguro Line connection vicinity) is a railway station in Shinagawa, Tokyo, serving as an interchange point between the Tokyu Meguro Line and other local lines.
  • A. Nakameguro Station
    Nakameguro Station is a major railway station in Tokyo’s Meguro ward that serves as an important transit hub and gateway to the trendy Nakameguro neighborhood.
  • B. Mejiro Station on Yamanote Line
    Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
  • C. Musashi-Koganei Station
    Musashi-Koganei Station is a railway station in Koganei, Tokyo, serving as a key stop on the JR Chūō Line for commuters and visitors in western Tokyo.
  • D. Meiji-jingumae Station
    Meiji-jingumae Station is a major Tokyo subway station in the Harajuku/Meiji Shrine area, serving as a key access point to popular shopping and cultural districts.
  • E. Tanimachi 9-chome Station
    Tanimachi 9-chome Station is a subway station in Osaka, Japan, serving as a key transfer point between multiple Osaka Metro lines near the central city area.
  • 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_69ca847c70b8819088a0a0bad64a50d6 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9901f2bc8190a4076f5947660df9 completed April 1, 2026, 10:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69d14c6cd93c8190ac197afda780ce78 completed April 4, 2026, 5:37 p.m.
NEDg Description generation batch_69d14d44b7f08190b66fecb315b37535 completed April 4, 2026, 5:41 p.m.
NED2 Entity disambiguation (via description) batch_69d14e0823e881908ed723d20f14789b completed April 4, 2026, 5:44 p.m.
Created at: March 30, 2026, 8:01 p.m.