Triple

T20716923
Position Surface form Disambiguated ID Type / Status
Subject Mejiro Campus E509194 entity
Predicate transportAccess P1288 FINISHED
Object Yamanote Line (via Mejiro Station) NE NERFINISHED

How this triple was built (2 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: Yamanote Line (via Mejiro Station) | Statement: [Mejiro Campus, transportAccess, Yamanote Line (via Mejiro Station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Yamanote Line (via Mejiro Station)
Context triple: [Mejiro Campus, transportAccess, Yamanote Line (via Mejiro Station)]
  • A. Yamanote Line at Meguro
    Yamanote Line at Meguro is a station on Tokyo’s busy circular Yamanote Line, serving as a key transfer point between the JR loop line and the Tokyo Metro Namboku Line in the Meguro district.
  • B. JR Yamanote Line chosen
    The JR Yamanote Line is a busy circular railway loop in central Tokyo that connects many of the city’s major urban hubs and transit interchanges.
  • C. Yamanote Line between Sugamo Station and Tabata Station
    The Yamanote Line between Sugamo Station and Tabata Station is a segment of Tokyo’s busy circular JR rail loop that passes through the residential and commercial area served by Komagome Station.
  • D. Toei Shinjuku Line
    The Toei Shinjuku Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
  • E. JR Yamanote Line at Takadanobaba Station
    The JR Yamanote Line at Takadanobaba Station is a major loop line stop in Tokyo that serves as a busy transfer point between central Tokyo’s circular rail route and the Seibu Shinjuku Line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b4c40ad88190b81f77695366d328 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c1d2c57481909840945ffd3b0cc3 completed April 21, 2026, 12:16 a.m.
Created at: April 16, 2026, 12:16 p.m.