Triple

T12801608
Position Surface form Disambiguated ID Type / Status
Subject JR Tōkai E306031 entity
Predicate operatesRailLine P15252 FINISHED
Object Sangū Line
The Sangū Line is a regional railway line in Japan’s Mie Prefecture that connects inland areas with the Ise-Shima region, serving local communities and tourists visiting major Shinto shrines.
E1412358 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: Sangū Line | Statement: [JR Tōkai, operatesRailLine, Sangū Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sangū Line
Context triple: [JR Tōkai, operatesRailLine, Sangū Line]
  • A. 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.
  • B. Den-en-toshi Line
    The Den-en-toshi Line is a major commuter railway line in the Greater Tokyo area that connects central Tokyo with suburban residential districts.
  • C. 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.
  • D. 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.
  • E. Honshi-Bisan Line
    The Honshi-Bisan Line is a railway line in Japan that forms the rail link across the Seto Inland Sea between Honshu and Shikoku, running over the Seto Ohashi Bridge system.
  • 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: Sangū Line
Triple: [JR Tōkai, operatesRailLine, Sangū Line]
Generated description
The Sangū Line is a regional railway line in Japan’s Mie Prefecture that connects inland areas with the Ise-Shima region, serving local communities and tourists visiting major Shinto shrines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sangū Line
Target entity description: The Sangū Line is a regional railway line in Japan’s Mie Prefecture that connects inland areas with the Ise-Shima region, serving local communities and tourists visiting major Shinto shrines.
  • A. 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.
  • B. Den-en-toshi Line
    The Den-en-toshi Line is a major commuter railway line in the Greater Tokyo area that connects central Tokyo with suburban residential districts.
  • C. 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.
  • D. 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.
  • E. Honshi-Bisan Line
    The Honshi-Bisan Line is a railway line in Japan that forms the rail link across the Seto Inland Sea between Honshu and Shikoku, running over the Seto Ohashi Bridge system.
  • 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_69d7bdf366888190a8cccb982606889c completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96e7d3f5c8190bf01bef5d263ca26 completed April 10, 2026, 9:41 p.m.
NED1 Entity disambiguation (via context triple) batch_6a082dbc9bd48190961915721dd48201 completed May 16, 2026, 8:41 a.m.
NEDg Description generation batch_6a082e74a7588190b958dc92e3fe228e completed May 16, 2026, 8:44 a.m.
NED2 Entity disambiguation (via description) batch_6a082ef7883c819083a10d874c6da9a8 completed May 16, 2026, 8:46 a.m.
Created at: April 9, 2026, 5:30 p.m.