Triple

T7959979
Position Surface form Disambiguated ID Type / Status
Subject Mito, Ibaraki, Japan E184836 entity
Predicate hasRoad P959 FINISHED
Object Jōban Expressway
Jōban Expressway is a major Japanese expressway running along the Pacific coast of eastern Honshu, connecting the Tokyo area with the Tōhoku region.
E704666 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: Jōban Expressway | Statement: [Mito, Ibaraki, Japan, hasRoad, Jōban Expressway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jōban Expressway
Context triple: [Mito, Ibaraki, Japan, hasRoad, Jōban Expressway]
  • A. Tōkai-Kanjō Expressway
    The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
  • B. 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.
  • C. Joshin-etsu Expressway
    The Joshin-etsu Expressway is a major Japanese expressway connecting the Kanto region with the mountainous Joshinetsu area, facilitating travel between cities such as Takasaki and Nagano.
  • D. 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.
  • E. Meishin Expressway
    The Meishin Expressway is a major Japanese toll highway linking the Nagoya and Kobe regions, forming a key part of the transportation network in the Kansai area.
  • 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: Jōban Expressway
Triple: [Mito, Ibaraki, Japan, hasRoad, Jōban Expressway]
Generated description
Jōban Expressway is a major Japanese expressway running along the Pacific coast of eastern Honshu, connecting the Tokyo area with the Tōhoku region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jōban Expressway
Target entity description: Jōban Expressway is a major Japanese expressway running along the Pacific coast of eastern Honshu, connecting the Tokyo area with the Tōhoku region.
  • A. Tōkai-Kanjō Expressway
    The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
  • B. 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.
  • C. Joshin-etsu Expressway
    The Joshin-etsu Expressway is a major Japanese expressway connecting the Kanto region with the mountainous Joshinetsu area, facilitating travel between cities such as Takasaki and Nagano.
  • D. 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.
  • E. Meishin Expressway
    The Meishin Expressway is a major Japanese toll highway linking the Nagoya and Kobe regions, forming a key part of the transportation network in the Kansai area.
  • 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_69ca8293a2388190aace944d7ed9c0c0 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb3b8136448190890f007fb4fb7625 completed March 31, 2026, 3:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69cbe084d9348190b4102fbdfedca297 completed March 31, 2026, 2:56 p.m.
NEDg Description generation batch_69cc46c11e68819087f5083bb85ec7ab completed March 31, 2026, 10:12 p.m.
NED2 Entity disambiguation (via description) batch_69cc47fa1524819089ef5b3f8bf7f670 completed March 31, 2026, 10:17 p.m.
Created at: March 30, 2026, 5:12 p.m.