Triple

T19335587
Position Surface form Disambiguated ID Type / Status
Subject Kelso, California E483613 entity
Predicate laterServedByRailroad P782 FINISHED
Object Union Pacific Railroad 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: Union Pacific Railroad | Statement: [Kelso, California, laterServedByRailroad, Union Pacific Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Union Pacific Railroad
Context triple: [Kelso, California, laterServedByRailroad, Union Pacific Railroad]
  • A. Union Pacific Railroad chosen
    Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
  • B. Southern Pacific Railroad
    Southern Pacific Railroad was a major American railroad company that operated extensive rail networks across the western and southwestern United States from the 19th to the late 20th century.
  • C. BNSF Railway
    BNSF Railway is one of the largest freight railroad networks in North America, operating an extensive system that spans the United States and parts of Canada and Mexico.
  • D. Denver and Rio Grande Western Railroad
    The Denver and Rio Grande Western Railroad was a historic U.S. railroad known for its scenic mountain routes through Colorado and Utah and its role in transcontinental passenger and freight service.
  • E. Missouri Pacific Railroad
    Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
  • 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: laterServedByRailroad
Context triple: [Kelso, California, laterServedByRailroad, Union Pacific Railroad]
  • A. servedByRailroad chosen
    Indicates that a location or facility is provided with transportation or service by a railroad line or company.
  • B. formerRailroad
    Indicates that an entity was previously a railroad but no longer functions as one.
  • C. servedRailroadsIn
    Indicates that an individual or entity provided service or worked in an official capacity for one or more specified railroad companies.
  • D. hasRailroadHistoryWith
    Indicates a historical relationship or connection between entities involving railroads, such as shared development, operation, or significant events in railway history.
  • E. relatedRailroad
    Indicates that there is an association or connection between an entity and a specific railroad, such as ownership, operation, service, or historical linkage.
  • F. None of above.

Provenance (3 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_69d8e8d13e3c81909d91d1d5ec37c095 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e61644b80c819080f9bca086424a36 completed April 20, 2026, 12:04 p.m.
PD Predicate disambiguation batch_69e4dd12303c8190a2027c062b2dff40 completed April 19, 2026, 1:48 p.m.
Created at: April 10, 2026, 1:33 p.m.