Triple

T2327820
Position Surface form Disambiguated ID Type / Status
Subject Saitama Prefecture E48329 entity
Predicate hasExpressway P385 FINISHED
Object Joban Expressway
The Jōban Expressway is a major Japanese expressway running along the Pacific coast of Honshu, connecting the Tokyo area with the Tōhoku region and serving as an important transportation corridor for both passenger and freight traffic.
E277716 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: Joban Expressway | Statement: [Saitama Prefecture, hasExpressway, Joban Expressway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Joban Expressway
Context triple: [Saitama Prefecture, hasExpressway, Joban Expressway]
  • A. Maju Expressway
    Maju Expressway is a major Malaysian highway that provides a fast, direct route between Kuala Lumpur and the administrative capital Putrajaya.
  • B. Shin-Meishin Expressway
    The Shin-Meishin Expressway is a major Japanese expressway that serves as an alternative and bypass route to the original Meishin Expressway, helping to alleviate congestion in the Kansai region.
  • C. Kan-Etsu Expressway
    The Kan-Etsu Expressway is a major Japanese expressway connecting the Tokyo metropolitan area with Gunma and Niigata Prefectures, serving as a key route to the Sea of Japan coast and popular ski and hot spring regions.
  • D. Tōmei Expressway
    The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
  • E. Nishi-Meihan Expressway
    Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
  • 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: Joban Expressway
Triple: [Saitama Prefecture, hasExpressway, Joban Expressway]
Generated description
The Jōban Expressway is a major Japanese expressway running along the Pacific coast of Honshu, connecting the Tokyo area with the Tōhoku region and serving as an important transportation corridor for both passenger and freight traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Joban Expressway
Target entity description: The Jōban Expressway is a major Japanese expressway running along the Pacific coast of Honshu, connecting the Tokyo area with the Tōhoku region and serving as an important transportation corridor for both passenger and freight traffic.
  • A. Maju Expressway
    Maju Expressway is a major Malaysian highway that provides a fast, direct route between Kuala Lumpur and the administrative capital Putrajaya.
  • B. Shin-Meishin Expressway
    The Shin-Meishin Expressway is a major Japanese expressway that serves as an alternative and bypass route to the original Meishin Expressway, helping to alleviate congestion in the Kansai region.
  • C. Kan-Etsu Expressway
    The Kan-Etsu Expressway is a major Japanese expressway connecting the Tokyo metropolitan area with Gunma and Niigata Prefectures, serving as a key route to the Sea of Japan coast and popular ski and hot spring regions.
  • D. Tōmei Expressway
    The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
  • E. Nishi-Meihan Expressway
    Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
  • 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_69a88aa308a88190b0b86c011fda7fce completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc64c7f1881909b0d847f7782e803 completed March 7, 2026, 6:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69af5cce716c8190b87b117b270b9a84 completed March 9, 2026, 11:50 p.m.
NEDg Description generation batch_69af5dea244c81909bd6bcdba0edf958 completed March 9, 2026, 11:55 p.m.
NED2 Entity disambiguation (via description) batch_69af5e6449e4819084313a5b44d46044 completed March 9, 2026, 11:57 p.m.
Created at: March 4, 2026, 7:50 p.m.