Triple

T11052828
Position Surface form Disambiguated ID Type / Status
Subject Tokyo Metro Yurakuchō Line E261298 entity
Predicate connectsStation P845 FINISHED
Object Tsukishima Station
Tsukishima Station is a subway station in Tokyo’s Chūō ward serving as an interchange between the Tokyo Metro Yūrakuchō Line and the Toei Ōedo Line, providing access to the Tsukishima and Tsukuda waterfront areas.
E1260031 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: Tsukishima Station | Statement: [Tokyo Metro Yurakuchō Line, connectsStation, Tsukishima Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tsukishima Station
Context triple: [Tokyo Metro Yurakuchō Line, connectsStation, Tsukishima Station]
  • A. Tsukamoto Station
    Tsukamoto Station is a railway station in Osaka, Japan, served by JR West and located just west of the major Osaka Station on the Tōkaidō Main Line (JR Kobe Line).
  • B. Shindaita Station
    Shindaita Station is a railway station in Tokyo, Japan, serving passengers on the Keio Inokashira Line.
  • C. Shiyakusho Station
    Shiyakusho Station is a subway station in Nagoya, Japan, serving the city hall area and providing convenient access to Nagoya Castle.
  • D. Kudanshita Station
    Kudanshita Station is a major Tokyo subway station in Chiyoda Ward that serves as a key access point to nearby landmarks such as the Nippon Budokan and Yasukuni Shrine.
  • E. Tsurumai Station
    Tsurumai Station is a railway and subway station in Nagoya, Japan, serving as a key transit hub on the JR Chūō Main Line and the Nagoya Municipal Subway Tsurumai Line.
  • 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: Tsukishima Station
Triple: [Tokyo Metro Yurakuchō Line, connectsStation, Tsukishima Station]
Generated description
Tsukishima Station is a subway station in Tokyo’s Chūō ward serving as an interchange between the Tokyo Metro Yūrakuchō Line and the Toei Ōedo Line, providing access to the Tsukishima and Tsukuda waterfront areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tsukishima Station
Target entity description: Tsukishima Station is a subway station in Tokyo’s Chūō ward serving as an interchange between the Tokyo Metro Yūrakuchō Line and the Toei Ōedo Line, providing access to the Tsukishima and Tsukuda waterfront areas.
  • A. Tsukamoto Station
    Tsukamoto Station is a railway station in Osaka, Japan, served by JR West and located just west of the major Osaka Station on the Tōkaidō Main Line (JR Kobe Line).
  • B. Shindaita Station
    Shindaita Station is a railway station in Tokyo, Japan, serving passengers on the Keio Inokashira Line.
  • C. Shiyakusho Station
    Shiyakusho Station is a subway station in Nagoya, Japan, serving the city hall area and providing convenient access to Nagoya Castle.
  • D. Kudanshita Station
    Kudanshita Station is a major Tokyo subway station in Chiyoda Ward that serves as a key access point to nearby landmarks such as the Nippon Budokan and Yasukuni Shrine.
  • E. Tsurumai Station
    Tsurumai Station is a railway and subway station in Nagoya, Japan, serving as a key transit hub on the JR Chūō Main Line and the Nagoya Municipal Subway Tsurumai Line.
  • 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_69d6aa98650481908609c7c56bfa7902 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d7986c0df88190b29d71db5538450a completed April 9, 2026, 12:15 p.m.
NED1 Entity disambiguation (via context triple) batch_6a01792dc0b08190a0871959ce752313 completed May 11, 2026, 6:37 a.m.
NEDg Description generation batch_6a0179f16af481909f409adb5367f021 completed May 11, 2026, 6:40 a.m.
NED2 Entity disambiguation (via description) batch_6a017ad8480881909ca9a9982585b08d completed May 11, 2026, 6:44 a.m.
Created at: April 8, 2026, 9:26 p.m.