Triple

T6479197
Position Surface form Disambiguated ID Type / Status
Subject R44 subway cars E146145 entity
Predicate refurbishedBy P991 FINISHED
Object Morrison-Knudsen E162828 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: Morrison-Knudsen | Statement: [R44 subway cars, refurbishedBy, Morrison-Knudsen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Morrison-Knudsen
Context triple: [R44 subway cars, refurbishedBy, Morrison-Knudsen]
  • A. Morrison-Knudsen chosen
    Morrison-Knudsen was a major American engineering and construction company known for building large-scale infrastructure projects worldwide, including dams, bridges, and transportation systems.
  • B. Kiewit Constructors
    Kiewit Constructors is a major North American construction and engineering contractor known for delivering large-scale infrastructure and transportation projects.
  • C. M.A. Mortenson Company
    M.A. Mortenson Company is a major U.S.-based construction and real estate development firm known for building large-scale sports, entertainment, and commercial facilities.
  • D. Bechtel Corporation
    Bechtel Corporation is a major American engineering, construction, and project management company known for large-scale infrastructure and energy projects worldwide.
  • E. The Kennedy/Marshall Company
    The Kennedy/Marshall Company is a prominent American film and television production company founded by producers Kathleen Kennedy and Frank Marshall, known for backing acclaimed mainstream and prestige projects.
  • 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: refurbishedBy
Context triple: [R44 subway cars, refurbishedBy, Morrison-Knudsen]
  • A. renovatedBy chosen
    Indicates that an entity has been improved, restored, or updated through renovation work performed by another entity.
  • B. formerManufacturer
    Indicates that an entity previously manufactured another entity but no longer does so.
  • C. manufacturedBy
    Indicates that an item or product is produced or created by a specific manufacturer or maker.
  • D. reworkedBy
    Indicates that an existing work, product, or result has been modified, revised, or substantially altered by a particular agent.
  • E. hardwareRebrandingAssociatedWith
    Indicates a relationship where one piece of hardware is linked to the rebranding or renaming of another hardware product or line.
  • 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_69c008fec7408190af7b146dc63d9750 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c06a4e764c819086828bb841f588e0 completed March 22, 2026, 10:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69c653aa82808190a1e9d420e81d7839 completed March 27, 2026, 9:53 a.m.
PD Predicate disambiguation batch_69c0673f6d48819080e10c85155c7195 completed March 22, 2026, 10:03 p.m.
Created at: March 22, 2026, 4:51 p.m.