Triple

T3413661
Position Surface form Disambiguated ID Type / Status
Subject Seto Ohashi Bridge system E71955 entity
Predicate maintainedBy P86 FINISHED
Object Honshu-Shikoku Bridge Expressway Company
Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
 E355605 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: Honshu-Shikoku Bridge Expressway Company | Statement: [Seto Ohashi Bridge system, maintainedBy, Honshu-Shikoku Bridge Expressway Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Honshu-Shikoku Bridge Expressway Company
Context triple: [Seto Ohashi Bridge system, maintainedBy, Honshu-Shikoku Bridge Expressway Company]
  • A. NEXCO West Japan
    NEXCO West Japan is a major Japanese expressway company responsible for managing and operating toll roads and related infrastructure in the western regions of Japan.
  • B. NEXCO Central Japan
    NEXCO Central Japan is a major Japanese expressway company responsible for operating and maintaining toll roads and related infrastructure in the central region of Japan.
  • C. Keikyu Corporation
    Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
  • D. Kinki Sharyo
    Kinki Sharyo is a Japanese manufacturer specializing in the design and production of railway vehicles, including metro and light rail trains used in systems worldwide.
  • E. Nankai Electric Railway
    Nankai Electric Railway is a major private railway company in Japan’s Kansai region, operating key commuter and interurban lines connecting Osaka with Wakayama and Kansai International Airport.
  • 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: Honshu-Shikoku Bridge Expressway Company
Triple: [Seto Ohashi Bridge system, maintainedBy, Honshu-Shikoku Bridge Expressway Company]
Generated description
Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Honshu-Shikoku Bridge Expressway Company
Target entity description: Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
  • A. NEXCO West Japan
    NEXCO West Japan is a major Japanese expressway company responsible for managing and operating toll roads and related infrastructure in the western regions of Japan.
  • B. NEXCO Central Japan
    NEXCO Central Japan is a major Japanese expressway company responsible for operating and maintaining toll roads and related infrastructure in the central region of Japan.
  • C. Keikyu Corporation
    Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
  • D. Kinki Sharyo
    Kinki Sharyo is a Japanese manufacturer specializing in the design and production of railway vehicles, including metro and light rail trains used in systems worldwide.
  • E. Nankai Electric Railway
    Nankai Electric Railway is a major private railway company in Japan’s Kansai region, operating key commuter and interurban lines connecting Osaka with Wakayama and Kansai International Airport.
  • 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_69ad85ac312481909e7027ced1456a9f completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb927e8d081908a5ab283da93beb2 completed March 8, 2026, 6 p.m.
NED1 Entity disambiguation (via context triple) batch_69b34be16dd48190a51f4e13a6a13a4f completed March 12, 2026, 11:27 p.m.
NEDg Description generation batch_69b34e4972008190af3b84f26b4a3629 completed March 12, 2026, 11:37 p.m.
NED2 Entity disambiguation (via description) batch_69b34fc6c3f88190ba1a08243232df05 completed March 12, 2026, 11:44 p.m.
Created at: March 8, 2026, 3:15 p.m.