Triple

T12481992
Position Surface form Disambiguated ID Type / Status
Subject Jujo Station E298332 entity
Predicate category P87 FINISHED
Object Stations of East Japan Railway Company
Stations of East Japan Railway Company are railway stations operated by JR East, one of Japan’s major rail operators serving the eastern regions of the country including the Tokyo metropolitan area.
E985639 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: Stations of East Japan Railway Company | Statement: [Jujo Station, category, Stations of East Japan Railway Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stations of East Japan Railway Company
Context triple: [Jujo Station, category, Stations of East Japan Railway Company]
  • A. Yamanote Line stations
    Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
  • B. Azuma trains
    Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
  • C. Fujikyuko Line
    The Fujikyuko Line is a Japanese railway line in Yamanashi Prefecture that connects the Chūō Main Line to the Mount Fuji and Fuji Five Lakes area, serving as a key route for tourists and local commuters.
  • D. JR Jōban Line
    The JR Jōban Line is a major Japanese railway line operated by JR East that runs from central Tokyo through Chiba and Ibaraki Prefectures toward the Tōhoku region.
  • E. JR Lines at Kanda
    JR Lines at Kanda refers to the Japan Railways train services that stop at Kanda Station in Tokyo, a key commuter hub connecting multiple JR lines with the Tokyo Metro network.
  • 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: Stations of East Japan Railway Company
Triple: [Jujo Station, category, Stations of East Japan Railway Company]
Generated description
Stations of East Japan Railway Company are railway stations operated by JR East, one of Japan’s major rail operators serving the eastern regions of the country including the Tokyo metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stations of East Japan Railway Company
Target entity description: Stations of East Japan Railway Company are railway stations operated by JR East, one of Japan’s major rail operators serving the eastern regions of the country including the Tokyo metropolitan area.
  • A. Yamanote Line stations
    Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
  • B. Azuma trains
    Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
  • C. Fujikyuko Line
    The Fujikyuko Line is a Japanese railway line in Yamanashi Prefecture that connects the Chūō Main Line to the Mount Fuji and Fuji Five Lakes area, serving as a key route for tourists and local commuters.
  • D. JR Jōban Line
    The JR Jōban Line is a major Japanese railway line operated by JR East that runs from central Tokyo through Chiba and Ibaraki Prefectures toward the Tōhoku region.
  • E. JR Lines at Kanda
    JR Lines at Kanda refers to the Japan Railways train services that stop at Kanda Station in Tokyo, a key commuter hub connecting multiple JR lines with the Tokyo Metro network.
  • 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_69d6ada377208190a36011199a4d8558 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94dcef6548190a6d29375bdabd17d completed April 10, 2026, 7:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f63f29307c8190b024d889d45ba9f7 completed May 2, 2026, 6:15 p.m.
NEDg Description generation batch_69f6437e88c881909b7f1d55c11b0825 completed May 2, 2026, 6:33 p.m.
NED2 Entity disambiguation (via description) batch_69f644464c0c8190a8d4ea4914d32e7f completed May 2, 2026, 6:36 p.m.
Created at: April 8, 2026, 9:56 p.m.