Triple

T1592484
Position Surface form Disambiguated ID Type / Status
Subject 1964 Summer Olympics E34206 entity
Predicate featuredInfrastructureProject P4767 FINISHED
Object Tōkaidō Shinkansen high-speed rail line E63499 NE FINISHED

How this triple was built (3 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: Tōkaidō Shinkansen high-speed rail line | Statement: [1964 Summer Olympics, featuredInfrastructureProject, Tōkaidō Shinkansen high-speed rail line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tōkaidō Shinkansen high-speed rail line
Context triple: [1964 Summer Olympics, featuredInfrastructureProject, Tōkaidō Shinkansen high-speed rail line]
  • A. Tokaido Shinkansen chosen
    The Tokaido Shinkansen is Japan’s pioneering high-speed rail line connecting Tokyo with Osaka and other major cities, renowned for its speed, punctuality, and heavy passenger usage.
  • B. Tōkaidō Main Line
    The Tōkaidō Main Line is one of Japan’s most important and heavily used railway corridors, linking Tokyo with Osaka and other major cities along the historic Tōkaidō route.
  • C. Jōetsu Shinkansen
    The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
  • D. Yamagata Shinkansen
    The Yamagata Shinkansen is a Japanese high-speed "mini-shinkansen" rail line connecting Tokyo with Yamagata Prefecture by upgrading conventional tracks for Shinkansen through-service.
  • E. Hokuriku Shinkansen
    The Hokuriku Shinkansen is a high-speed rail line in Japan connecting Tokyo with cities along the Sea of Japan coast, including Nagano, Toyama, and Kanazawa.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: featuredInfrastructureProject
Context triple: [1964 Summer Olympics, featuredInfrastructureProject, Tōkaidō Shinkansen high-speed rail line]
  • A. significantInfrastructure
    Indicates that an entity constitutes an important or critical piece of infrastructure within a system, network, or region.
  • B. isPartOfInfrastructure
    Indicates that something belongs to, is included within, or functions as a component of a larger infrastructure system.
  • C. architecturalProject chosen
    Indicates that one entity is an architectural project associated with, created by, or undertaken for another entity.
  • D. parallelInfrastructure
    Indicates that two or more infrastructure elements are arranged or operate in parallel to each other, typically serving similar functions simultaneously.
  • E. plannedFacility
    Indicates that a facility is intended or scheduled to be built, established, or implemented in the future but does not yet exist or operate.
  • F. None of above.

Provenance (4 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_69a916d413f08190a4e137e5ed262e25 completed March 5, 2026, 5:38 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae02fafaac81908da419946e5a279d completed March 8, 2026, 11:15 p.m.
PD Predicate disambiguation batch_69a907bfb39c8190a31e0be14d3d52e6 completed March 5, 2026, 4:34 a.m.
Created at: March 4, 2026, 7:27 p.m.