Triple

T9891362
Position Surface form Disambiguated ID Type / Status
Subject Hongo Campus of the University of Tokyo E181455 entity
Predicate access P1017 FINISHED
Object served by Todaimae Station
The Hongo Campus of the University of Tokyo is the university’s historic main campus in central Tokyo, known for its red-brick architecture, academic research facilities, and role as a leading center of higher education in Japan.
E827600 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: served by Todaimae Station | Statement: [Hongo Campus of the University of Tokyo, access, served by Todaimae Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: served by Todaimae Station
Context triple: [Hongo Campus of the University of Tokyo, access, served by Todaimae Station]
  • A. 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.
  • B. Toro Station on Utsunomiya Line
    Toro Station on the Utsunomiya Line is a railway station in Saitama, Japan, serving local and commuter traffic on the Tōhoku Main Line corridor.
  • C. Tochomae Station
    Tochomae Station is an underground subway station in Shinjuku, Tokyo, serving the Toei Ōedo Line and providing access to the Tokyo Metropolitan Government Building area.
  • D. Takeda Station
    Takeda Station is a railway station in Kyoto, Japan, serving as a key terminal and transfer point on the Kyoto Municipal Subway network.
  • E. Itami Station
    Itami Station is a railway station in Itami, Hyōgo Prefecture, Japan, operated by JR West and serving as a stop on the Fukuchiyama (JR Takarazuka) 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: served by Todaimae Station
Triple: [Hongo Campus of the University of Tokyo, access, served by Todaimae Station]
Generated description
The Hongo Campus of the University of Tokyo is the university’s historic main campus in central Tokyo, known for its red-brick architecture, academic research facilities, and role as a leading center of higher education in Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: served by Todaimae Station
Target entity description: The Hongo Campus of the University of Tokyo is the university’s historic main campus in central Tokyo, known for its red-brick architecture, academic research facilities, and role as a leading center of higher education in Japan.
  • A. 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.
  • B. Toro Station on Utsunomiya Line
    Toro Station on the Utsunomiya Line is a railway station in Saitama, Japan, serving local and commuter traffic on the Tōhoku Main Line corridor.
  • C. Tochomae Station
    Tochomae Station is an underground subway station in Shinjuku, Tokyo, serving the Toei Ōedo Line and providing access to the Tokyo Metropolitan Government Building area.
  • D. Takeda Station
    Takeda Station is a railway station in Kyoto, Japan, serving as a key terminal and transfer point on the Kyoto Municipal Subway network.
  • E. Itami Station
    Itami Station is a railway station in Itami, Hyōgo Prefecture, Japan, operated by JR West and serving as a stop on the Fukuchiyama (JR Takarazuka) 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_69ca8283a6708190801af7a25a7ebb9f completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cdb47f69588190924a078ea88c97ef completed April 2, 2026, 12:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1eb08075c81908e017df8048daba8 completed April 5, 2026, 4:54 a.m.
NEDg Description generation batch_69d1eca8703c8190a473fdafa2a2d273 completed April 5, 2026, 5:01 a.m.
NED2 Entity disambiguation (via description) batch_69d1ed2a1318819087a5b787724fa10c completed April 5, 2026, 5:03 a.m.
Created at: March 30, 2026, 8:39 p.m.