Triple

T3911068
Position Surface form Disambiguated ID Type / Status
Subject Tokyo Metropolitan Gymnasium E87321 entity
Predicate publicTransitAccess P1288 FINISHED
Object National Stadium Station
National Stadium Station is a Tokyo subway station on the Toei Ōedo Line located near Japan National Stadium and other major sports facilities in the Shinjuku area.
E498954 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: National Stadium Station | Statement: [Tokyo Metropolitan Gymnasium, publicTransitAccess, National Stadium Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: National Stadium Station
Context triple: [Tokyo Metropolitan Gymnasium, publicTransitAccess, National Stadium Station]
  • A. Musashi-Urawa Station
    Musashi-Urawa Station is a railway station in Saitama, Japan, that functions as a key commuter hub connecting local passengers to central Tokyo and surrounding areas.
  • B. Yoyogi-Hachiman Station
    Yoyogi-Hachiman Station is a railway station in Shibuya, Tokyo, serving as a convenient access point to the nearby Yoyogi Park and surrounding urban neighborhoods.
  • C. 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.
  • D. 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.
  • E. Meguro Station
    Meguro Station is a major railway and subway hub in Tokyo’s Meguro ward, serving multiple JR and Tokyo Metro lines and providing convenient access to central and southwestern 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: National Stadium Station
Triple: [Tokyo Metropolitan Gymnasium, publicTransitAccess, National Stadium Station]
Generated description
National Stadium Station is a Tokyo subway station on the Toei Ōedo Line located near Japan National Stadium and other major sports facilities in the Shinjuku area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: National Stadium Station
Target entity description: National Stadium Station is a Tokyo subway station on the Toei Ōedo Line located near Japan National Stadium and other major sports facilities in the Shinjuku area.
  • A. Musashi-Urawa Station
    Musashi-Urawa Station is a railway station in Saitama, Japan, that functions as a key commuter hub connecting local passengers to central Tokyo and surrounding areas.
  • B. Yoyogi-Hachiman Station
    Yoyogi-Hachiman Station is a railway station in Shibuya, Tokyo, serving as a convenient access point to the nearby Yoyogi Park and surrounding urban neighborhoods.
  • C. 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.
  • D. 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.
  • E. Meguro Station
    Meguro Station is a major railway and subway hub in Tokyo’s Meguro ward, serving multiple JR and Tokyo Metro lines and providing convenient access to central and southwestern 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_69aed9424514819086e9c58adde6652d completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeed3408f881908c3cffc5dbfe3950 completed March 9, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69bed8f8a8a08190b403b8c3caf20009 completed March 21, 2026, 5:44 p.m.
NEDg Description generation batch_69bed9c4bd98819089c9d656379a959d completed March 21, 2026, 5:47 p.m.
NED2 Entity disambiguation (via description) batch_69beda1519348190a09e01ce4464bccc completed March 21, 2026, 5:49 p.m.
Created at: March 9, 2026, 3:22 p.m.