Triple

T11696180
Position Surface form Disambiguated ID Type / Status
Subject Shinetsu Main Line E277999 entity
Predicate historicalSection P101307 FINISHED
Object Nagaoka–Niigata corridor
The Nagaoka–Niigata corridor is a key transport and economic axis in Niigata Prefecture, Japan, linking the inland city of Nagaoka with the coastal city of Niigata along the Shinano River plain.
E1097464 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: Nagaoka–Niigata corridor | Statement: [Shinetsu Main Line, historicalSection, Nagaoka–Niigata corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nagaoka–Niigata corridor
Context triple: [Shinetsu Main Line, historicalSection, Nagaoka–Niigata corridor]
  • A. Takasaki–Nagaoka corridor
    The Takasaki–Nagaoka corridor is a historically significant railway section in Japan that once formed a key part of the Shinetsu Main Line, linking the inland Kanto region with Niigata Prefecture.
  • B. Nagasaki Main Line
    The Nagasaki Main Line is a major railway corridor in Kyushu, Japan, connecting key cities including Nagasaki and Fukuoka and now operated by JR Kyushu.
  • C. Biwa-ko Line
    The Biwa-ko Line is a major railway corridor in Japan operated by JR West that runs along the southern shore of Lake Biwa, connecting Kyoto and Shiga Prefecture with the broader Tōkaidō Main Line network.
  • D. Akita–Aomori section
    The Akita–Aomori section is the northern stretch of Japan’s Ōu Main Line that connects Akita Prefecture with Aomori Prefecture in the Tōhoku region.
  • E. Furano Line
    The Furano Line is a railway line in Hokkaido, Japan, known for connecting rural towns and offering scenic views of the region’s famous flower fields and countryside.
  • 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: Nagaoka–Niigata corridor
Triple: [Shinetsu Main Line, historicalSection, Nagaoka–Niigata corridor]
Generated description
The Nagaoka–Niigata corridor is a key transport and economic axis in Niigata Prefecture, Japan, linking the inland city of Nagaoka with the coastal city of Niigata along the Shinano River plain.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nagaoka–Niigata corridor
Target entity description: The Nagaoka–Niigata corridor is a key transport and economic axis in Niigata Prefecture, Japan, linking the inland city of Nagaoka with the coastal city of Niigata along the Shinano River plain.
  • A. Takasaki–Nagaoka corridor
    The Takasaki–Nagaoka corridor is a historically significant railway section in Japan that once formed a key part of the Shinetsu Main Line, linking the inland Kanto region with Niigata Prefecture.
  • B. Nagasaki Main Line
    The Nagasaki Main Line is a major railway corridor in Kyushu, Japan, connecting key cities including Nagasaki and Fukuoka and now operated by JR Kyushu.
  • C. Biwa-ko Line
    The Biwa-ko Line is a major railway corridor in Japan operated by JR West that runs along the southern shore of Lake Biwa, connecting Kyoto and Shiga Prefecture with the broader Tōkaidō Main Line network.
  • D. Akita–Aomori section
    The Akita–Aomori section is the northern stretch of Japan’s Ōu Main Line that connects Akita Prefecture with Aomori Prefecture in the Tōhoku region.
  • E. Furano Line
    The Furano Line is a railway line in Hokkaido, Japan, known for connecting rural towns and offering scenic views of the region’s famous flower fields and countryside.
  • 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_69d6aafe02d881909900d54ad7d4af84 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a47cef60819088b7cc3a3a711e4c completed April 10, 2026, 7:19 a.m.
NED1 Entity disambiguation (via context triple) batch_69fd54f264d48190be636796d694ceb1 completed May 8, 2026, 3:13 a.m.
NEDg Description generation batch_69fd570e482881909532000eebd169d1 completed May 8, 2026, 3:22 a.m.
NED2 Entity disambiguation (via description) batch_69fd57710f648190a1344ac1363acce1 completed May 8, 2026, 3:24 a.m.
Created at: April 8, 2026, 9:40 p.m.