Triple

T11406073
Position Surface form Disambiguated ID Type / Status
Subject JR Hokkaido E270240 entity
Predicate operatesLine P15252 FINISHED
Object Sekisho Line
The Sekisho Line is a railway line in Hokkaido, Japan, providing a key inland route that connects the Sapporo area with eastern Hokkaido.
E1224933 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: Sekisho Line | Statement: [JR Hokkaido, operatesLine, Sekisho Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sekisho Line
Context triple: [JR Hokkaido, operatesLine, Sekisho Line]
  • A. Kosei Line
    The Kosei Line is a railway line in Japan operated by JR West that runs along the western shore of Lake Biwa, connecting Kyoto with the Shiga and Fukui prefecture areas.
  • B. Yamatoji Line
    The Yamatoji Line is a railway line in Japan operated by JR West that connects Osaka with Nara, serving as a key commuter and intercity route in the Kansai region.
  • C. Hanzōmon Line
    The Hanzōmon Line is a Tokyo Metro subway line in Tokyo, Japan, connecting central districts with eastern and southwestern suburbs as part of the city’s urban rail network.
  • D. Jōban Line
    The Jōban Line is a major railway corridor in Japan operated by JR East, connecting central Tokyo with the northeastern Kanto and Tōhoku regions along the Pacific coast.
  • E. Senzan Line
    The Senzan Line is a regional railway line in Japan that connects Sendai in Miyagi Prefecture with Yamagata in Yamagata Prefecture through the mountainous Ou region.
  • 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: Sekisho Line
Triple: [JR Hokkaido, operatesLine, Sekisho Line]
Generated description
The Sekisho Line is a railway line in Hokkaido, Japan, providing a key inland route that connects the Sapporo area with eastern Hokkaido.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sekisho Line
Target entity description: The Sekisho Line is a railway line in Hokkaido, Japan, providing a key inland route that connects the Sapporo area with eastern Hokkaido.
  • A. Kosei Line
    The Kosei Line is a railway line in Japan operated by JR West that runs along the western shore of Lake Biwa, connecting Kyoto with the Shiga and Fukui prefecture areas.
  • B. Yamatoji Line
    The Yamatoji Line is a railway line in Japan operated by JR West that connects Osaka with Nara, serving as a key commuter and intercity route in the Kansai region.
  • C. Hanzōmon Line
    The Hanzōmon Line is a Tokyo Metro subway line in Tokyo, Japan, connecting central districts with eastern and southwestern suburbs as part of the city’s urban rail network.
  • D. Jōban Line
    The Jōban Line is a major railway corridor in Japan operated by JR East, connecting central Tokyo with the northeastern Kanto and Tōhoku regions along the Pacific coast.
  • E. Senzan Line
    The Senzan Line is a regional railway line in Japan that connects Sendai in Miyagi Prefecture with Yamagata in Yamagata Prefecture through the mountainous Ou region.
  • 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_69d6aaddeaa8819088b30ef7b50598c9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8014c820c81908538ba4a08e13230 completed April 9, 2026, 7:43 p.m.
NED1 Entity disambiguation (via context triple) batch_6a007d960bd08190b8ac366273646865 completed May 10, 2026, 12:44 p.m.
NEDg Description generation batch_6a007eaca31081909cc81e73af61f2f0 completed May 10, 2026, 12:48 p.m.
NED2 Entity disambiguation (via description) batch_6a007fde282c81909c9e7b210dd6e715 completed May 10, 2026, 12:53 p.m.
Created at: April 8, 2026, 9:34 p.m.