Triple

T18520923
Position Surface form Disambiguated ID Type / Status
Subject USRA caboose design E452579 entity
Predicate category P87 FINISHED
Object United States Railroad Administration standard designs — NE NERFINISHED

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: United States Railroad Administration standard designs | Statement: [USRA caboose design, category, United States Railroad Administration standard designs]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: United States Railroad Administration standard designs
Context triple: [USRA caboose design, category, United States Railroad Administration standard designs]
  • A. USRA standard freight car designs
    USRA standard freight car designs were a series of standardized freight car types created during World War I to simplify and unify railroad equipment across U.S. railroads.
  • B. USRA standard steam locomotive designs
    USRA standard steam locomotive designs were a series of standardized steam locomotive types created during World War I to simplify and unify locomotive production and maintenance across U.S. railroads.
  • C. United States Railroad Administration
    The United States Railroad Administration was the federal agency that temporarily nationalized and operated American railroads during World War I to improve efficiency and support the war effort.
  • D. Pullman-Standard
    Pullman-Standard was a major American railcar manufacturer known for producing a wide range of passenger and freight cars throughout the 20th century.
  • E. Bureau of Railroads
    The Bureau of Railroads was a specialized division within the Interstate Commerce Commission responsible for regulating and overseeing railroad operations and practices in the United States.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: United States Railroad Administration standard designs
Target entity description: United States Railroad Administration standard designs were a series of standardized locomotive and rolling stock plans developed during World War I to streamline and unify railroad equipment across U.S. railroads.
  • A. USRA standard freight car designs
    USRA standard freight car designs were a series of standardized freight car types created during World War I to simplify and unify railroad equipment across U.S. railroads.
  • B. USRA standard steam locomotive designs chosen
    USRA standard steam locomotive designs were a series of standardized steam locomotive types created during World War I to simplify and unify locomotive production and maintenance across U.S. railroads.
  • C. United States Railroad Administration
    The United States Railroad Administration was the federal agency that temporarily nationalized and operated American railroads during World War I to improve efficiency and support the war effort.
  • D. Pullman-Standard
    Pullman-Standard was a major American railcar manufacturer known for producing a wide range of passenger and freight cars throughout the 20th century.
  • E. Bureau of Railroads
    The Bureau of Railroads was a specialized division within the Interstate Commerce Commission responsible for regulating and overseeing railroad operations and practices in the United States.
  • F. None of above.

Provenance (2 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_69d8d386df84819092355ebb260d848e completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e5338db5e4819086503a2176dfe499 completed April 19, 2026, 7:57 p.m.
Created at: April 10, 2026, 11:37 a.m.