Triple

T1146078
Position Surface form Disambiguated ID Type / Status
Subject JR Yamanote Line E23567 entity
Predicate connects P390 FINISHED
Object Shin-Okubo Station
Shin-Okubo Station is a busy railway station in Tokyo’s Shinjuku ward, known for serving the city’s Koreatown area and providing convenient access to central Tokyo.
E265620 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: Shin-Okubo Station | Statement: [JR Yamanote Line, connects, Shin-Okubo Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Shin-Okubo Station
Context triple: [JR Yamanote Line, connects, Shin-Okubo Station]
  • A. Shinjuku-sanchome Station
    Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
  • B. 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.
  • C. Kyobashi Station
    Kyobashi Station is a major railway hub in Osaka, Japan, serving multiple JR West, Keihan, and Osaka Metro lines and connecting central Osaka with surrounding areas.
  • D. Shinagawa Station
    Shinagawa Station is a major railway and transportation hub in Tokyo, Japan, serving multiple JR and private lines as well as Shinkansen high-speed trains.
  • E. Nippori Station
    Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
  • 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: Shin-Okubo Station
Triple: [JR Yamanote Line, connects, Shin-Okubo Station]
Generated description
Shin-Okubo Station is a busy railway station in Tokyo’s Shinjuku ward, known for serving the city’s Koreatown area and providing convenient access to central Tokyo.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Shin-Okubo Station
Target entity description: Shin-Okubo Station is a busy railway station in Tokyo’s Shinjuku ward, known for serving the city’s Koreatown area and providing convenient access to central Tokyo.
  • A. Shinjuku-sanchome Station
    Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
  • B. 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.
  • C. Kyobashi Station
    Kyobashi Station is a major railway hub in Osaka, Japan, serving multiple JR West, Keihan, and Osaka Metro lines and connecting central Osaka with surrounding areas.
  • D. Shinagawa Station
    Shinagawa Station is a major railway and transportation hub in Tokyo, Japan, serving multiple JR and private lines as well as Shinkansen high-speed trains.
  • E. Nippori Station
    Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
  • 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_69a493ef399c8190b04b9146d2314f59 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bc6e8c2081909fb3534413b7aacb completed March 1, 2026, 10:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69aebee55ea4819097baa92110f35769 completed March 9, 2026, 12:36 p.m.
NEDg Description generation batch_69aec590516c81908f5126e203bb3638 completed March 9, 2026, 1:05 p.m.
NED2 Entity disambiguation (via description) batch_69aec6194a3c81909055a16553f39e78 completed March 9, 2026, 1:07 p.m.
Created at: March 1, 2026, 7:44 p.m.