Triple

T1146081
Position Surface form Disambiguated ID Type / Status
Subject JR Yamanote Line E23567 entity
Predicate connects P390 FINISHED
Object Sugamo Station
Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
E273206 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: Sugamo Station | Statement: [JR Yamanote Line, connects, Sugamo Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sugamo Station
Context triple: [JR Yamanote Line, connects, Sugamo Station]
  • A. Takadanobaba Station
    Takadanobaba Station is a major railway hub in Tokyo’s Shinjuku ward, serving multiple lines and providing convenient access to nearby universities and commercial areas.
  • B. Hamamatsuchō Station
    Hamamatsuchō Station is a major railway hub in Tokyo’s Minato ward that provides convenient access to central Tokyo, Haneda Airport, and the surrounding bayfront area.
  • C. Shuri Station
    Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
  • D. Kanda Station
    Kanda Station is a major railway station in central Tokyo that serves multiple JR East and Tokyo Metro lines and provides convenient access to the city's business districts.
  • 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: Sugamo Station
Triple: [JR Yamanote Line, connects, Sugamo Station]
Generated description
Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sugamo Station
Target entity description: Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
  • A. Takadanobaba Station
    Takadanobaba Station is a major railway hub in Tokyo’s Shinjuku ward, serving multiple lines and providing convenient access to nearby universities and commercial areas.
  • B. Hamamatsuchō Station
    Hamamatsuchō Station is a major railway hub in Tokyo’s Minato ward that provides convenient access to central Tokyo, Haneda Airport, and the surrounding bayfront area.
  • C. Shuri Station
    Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
  • D. Kanda Station
    Kanda Station is a major railway station in central Tokyo that serves multiple JR East and Tokyo Metro lines and provides convenient access to the city's business districts.
  • 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_69af1f66dfd48190831981703142066a completed March 9, 2026, 7:28 p.m.
NEDg Description generation batch_69af235cc17481909912647dec468e40 completed March 9, 2026, 7:45 p.m.
NED2 Entity disambiguation (via description) batch_69af23cc850c81909f6a0a38b1c4154a completed March 9, 2026, 7:47 p.m.
Created at: March 1, 2026, 7:44 p.m.