Triple

T1422830
Position Surface form Disambiguated ID Type / Status
Subject Southern Pacific Cab Forward locomotive E30261 entity
Predicate preservedExampleLocation P2249 FINISHED
Object California State Railroad Museum E4433 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: California State Railroad Museum | Statement: [Southern Pacific Cab Forward locomotive, preservedExampleLocation, California State Railroad Museum]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: California State Railroad Museum
Context triple: [Southern Pacific Cab Forward locomotive, preservedExampleLocation, California State Railroad Museum]
  • A. California State Railroad Museum chosen
    The California State Railroad Museum is a major railway history museum in Sacramento showcasing historic locomotives, rolling stock, and exhibits on the development of railroads in California and the American West.
  • B. Western America Railroad Museum
    The Western America Railroad Museum is a museum in Barstow, California, dedicated to preserving and showcasing the history and artifacts of railroading in the American West.
  • C. Union Pacific Railroad Museum
    The Union Pacific Railroad Museum is a history museum in Council Bluffs, Iowa, dedicated to preserving and showcasing the heritage of the Union Pacific Railroad and American railroading.
  • D. San Diego Model Railroad Museum
    The San Diego Model Railroad Museum is a large, renowned museum in San Diego dedicated to the history, craft, and operation of model railroading, featuring extensive scale layouts and exhibits.
  • E. Nevada State Railroad Museum
    The Nevada State Railroad Museum is a museum in Carson City dedicated to preserving and interpreting Nevada’s railroad history through restored locomotives, rolling stock, and related exhibits.
  • 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: preservedExampleLocation
Context triple: [Southern Pacific Cab Forward locomotive, preservedExampleLocation, California State Railroad Museum]
  • A. preservedAt chosen
    Indicates that something is kept, maintained, or conserved in a particular place or context.
  • B. repositoryLocation
    Indicates the place or storage context where a repository is hosted, stored, or maintained.
  • C. stateOfPreservation
    Indicates the condition or degree to which something has been maintained, conserved, or kept intact over time.
  • D. previousVersionLocationOfAdoption
    Indicates that one entity is the location where an earlier or prior version of another entity was adopted.
  • E. mainLocation
    Indicates that one entity serves as the primary or central location associated with another entity.
  • 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_69a498fb823c8190a67ce4c4837e641a completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c52e4ed881908d85e0cb9fe851ac completed March 1, 2026, 11:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad0161e23c819099a1c72627f13dd0 completed March 8, 2026, 4:56 a.m.
PD Predicate disambiguation batch_69a4c4752abc8190a33b634c4d6fad28 completed March 1, 2026, 10:57 p.m.
Created at: March 1, 2026, 8 p.m.