Triple

T7606551
Position Surface form Disambiguated ID Type / Status
Subject Higashi-Shinjuku Station E180118 entity
Predicate connectsTo P845 FINISHED
Object Wakamatsu-kawada Station (via Ōedo Line)
Wakamatsu-kawada Station (via Ōedo Line) is an underground subway station on Tokyo’s Toei Ōedo Line serving the Wakamatsu-chō and Kawada-chō areas in Shinjuku.
E676784 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: Wakamatsu-kawada Station (via Ōedo Line) | Statement: [Higashi-Shinjuku Station, connectsTo, Wakamatsu-kawada Station (via Ōedo Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wakamatsu-kawada Station (via Ōedo Line)
Context triple: [Higashi-Shinjuku Station, connectsTo, Wakamatsu-kawada Station (via Ōedo Line)]
  • A. 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.
  • B. Keio Line at Meidaimae Station
    The Keio Line at Meidaimae Station is a major commuter rail line in Tokyo operated by Keio Corporation, providing key suburban–central city connectivity and an interchange with the Keio Inokashira Line.
  • C. Keio Inokashira Line at Kichijōji Station
    The Keio Inokashira Line at Kichijōji Station is a major suburban railway terminus in western Tokyo that connects the popular Kichijōji area with Shibuya and other key neighborhoods.
  • D. Tanimachi Line at Tanimachi Rokuchome Station
    The Tanimachi Line at Tanimachi Rokuchome Station is a major Osaka Municipal Subway line stop that serves as an interchange point with the Nagahori Tsurumi-ryokuchi Line in central Osaka, Japan.
  • E. Nishi-Kawaguchi Station
    Nishi-Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by JR East on a major commuter route into central Tokyo.
  • 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: Wakamatsu-kawada Station (via Ōedo Line)
Triple: [Higashi-Shinjuku Station, connectsTo, Wakamatsu-kawada Station (via Ōedo Line)]
Generated description
Wakamatsu-kawada Station (via Ōedo Line) is an underground subway station on Tokyo’s Toei Ōedo Line serving the Wakamatsu-chō and Kawada-chō areas in Shinjuku.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wakamatsu-kawada Station (via Ōedo Line)
Target entity description: Wakamatsu-kawada Station (via Ōedo Line) is an underground subway station on Tokyo’s Toei Ōedo Line serving the Wakamatsu-chō and Kawada-chō areas in Shinjuku.
  • A. 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.
  • B. Keio Line at Meidaimae Station
    The Keio Line at Meidaimae Station is a major commuter rail line in Tokyo operated by Keio Corporation, providing key suburban–central city connectivity and an interchange with the Keio Inokashira Line.
  • C. Keio Inokashira Line at Kichijōji Station
    The Keio Inokashira Line at Kichijōji Station is a major suburban railway terminus in western Tokyo that connects the popular Kichijōji area with Shibuya and other key neighborhoods.
  • D. Tanimachi Line at Tanimachi Rokuchome Station
    The Tanimachi Line at Tanimachi Rokuchome Station is a major Osaka Municipal Subway line stop that serves as an interchange point with the Nagahori Tsurumi-ryokuchi Line in central Osaka, Japan.
  • E. Nishi-Kawaguchi Station
    Nishi-Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by JR East on a major commuter route into central Tokyo.
  • 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_69c69f3567008190ab01d2ca7b53584a completed March 27, 2026, 3:16 p.m.
NER Named-entity recognition batch_69c6f9fe10408190b1c12bb8f911cea8 completed March 27, 2026, 9:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69c86857db14819086d5ebd825d30e77 completed March 28, 2026, 11:46 p.m.
NEDg Description generation batch_69c86a12e1f08190ab214f4e95e986db completed March 28, 2026, 11:53 p.m.
NED2 Entity disambiguation (via description) batch_69c86a5b6f188190aafbf2e9fcb8b972 completed March 28, 2026, 11:55 p.m.
Created at: March 27, 2026, 3:54 p.m.