Triple

T1592485
Position Surface form Disambiguated ID Type / Status
Subject 1964 Summer Olympics E34206 entity
Predicate featuredInfrastructureProject P4767 FINISHED
Object Metropolitan Expressway (Tokyo)
The Metropolitan Expressway in Tokyo is an extensive network of elevated urban expressways that forms the core of the city's high-speed road transport system.
E181400 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: Metropolitan Expressway (Tokyo) | Statement: [1964 Summer Olympics, featuredInfrastructureProject, Metropolitan Expressway (Tokyo)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metropolitan Expressway (Tokyo)
Context triple: [1964 Summer Olympics, featuredInfrastructureProject, Metropolitan Expressway (Tokyo)]
  • A. Tokyo Gaikan Expressway
    The Tokyo Gaikan Expressway is a major orbital expressway forming part of the ring road system around the Tokyo metropolitan area in Japan.
  • B. Tokyo Wan Aqua-Line Expressway
    The Tokyo Wan Aqua-Line Expressway is a Japanese toll route combining a long undersea tunnel and bridge to connect the Chiba and Kanagawa prefectures across Tokyo Bay.
  • C. Hanshin Expressway
    The Hanshin Expressway is a major urban expressway network serving the Osaka–Kobe–Kyoto region of Japan, known for its elevated routes and heavy commuter and freight traffic.
  • 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. Kinki Expressway
    The Kinki Expressway is a major Japanese expressway serving the Kansai (Kinki) region, facilitating high-speed road travel and regional connectivity around cities such as Osaka and Kyoto.
  • 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: Metropolitan Expressway (Tokyo)
Triple: [1964 Summer Olympics, featuredInfrastructureProject, Metropolitan Expressway (Tokyo)]
Generated description
The Metropolitan Expressway in Tokyo is an extensive network of elevated urban expressways that forms the core of the city's high-speed road transport system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Metropolitan Expressway (Tokyo)
Target entity description: The Metropolitan Expressway in Tokyo is an extensive network of elevated urban expressways that forms the core of the city's high-speed road transport system.
  • A. Tokyo Gaikan Expressway
    The Tokyo Gaikan Expressway is a major orbital expressway forming part of the ring road system around the Tokyo metropolitan area in Japan.
  • B. Tokyo Wan Aqua-Line Expressway
    The Tokyo Wan Aqua-Line Expressway is a Japanese toll route combining a long undersea tunnel and bridge to connect the Chiba and Kanagawa prefectures across Tokyo Bay.
  • C. Hanshin Expressway
    The Hanshin Expressway is a major urban expressway network serving the Osaka–Kobe–Kyoto region of Japan, known for its elevated routes and heavy commuter and freight traffic.
  • 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. Kinki Expressway
    The Kinki Expressway is a major Japanese expressway serving the Kansai (Kinki) region, facilitating high-speed road travel and regional connectivity around cities such as Osaka and Kyoto.
  • 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_69a885fdcb9c819081ce6f0b8cd477dd completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa61ddc9908190a4afca1c24400817 completed March 6, 2026, 5:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad46a357d48190aa4151967ce6a947 completed March 8, 2026, 9:51 a.m.
NEDg Description generation batch_69ad4941fcb08190adfba998bdadd3ef completed March 8, 2026, 10:02 a.m.
NED2 Entity disambiguation (via description) batch_69ad4a05981881908a16c126254c2050 completed March 8, 2026, 10:05 a.m.
Created at: March 4, 2026, 7:27 p.m.