Triple

T11330079
Position Surface form Disambiguated ID Type / Status
Subject Rosa Parks Bus E268319 entity
Predicate operatedBy P86 FINISHED
Object Montgomery City Lines
Montgomery City Lines was the private bus company that operated the segregated public transit system in Montgomery, Alabama during the civil rights era, including the bus on which Rosa Parks made her historic protest.
E918038 NE FINISHED

How this triple was built (4 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: Montgomery City Lines | Statement: [Rosa Parks Bus, operatedBy, Montgomery City Lines]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Montgomery City Lines
Context triple: [Rosa Parks Bus, operatedBy, Montgomery City Lines]
  • A. National City Lines
    National City Lines was a U.S. holding company that acquired and operated numerous local transit systems, often associated with the mid-20th-century shift from streetcars to buses.
  • B. Southern Street Railway Company
    The Southern Street Railway Company was a transit operator that managed portions of Chicago’s streetcar network as part of the Chicago Surface Lines system.
  • C. Union Stock Yard and Transit Company
    Union Stock Yard and Transit Company was the corporation that operated Chicago’s vast Union Stock Yards, once the central hub of the American meatpacking industry.
  • D. Baltimore Transit Company
    The Baltimore Transit Company was a private operator that ran streetcar and bus services in Baltimore, Maryland, before public transit was taken over by the state-run Maryland Transit Administration.
  • E. Monon Railroad
    Monon Railroad was a regional railroad company in Indiana, historically significant for its passenger and freight services connecting major cities within the state.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Montgomery City Lines
Triple: [Rosa Parks Bus, operatedBy, Montgomery City Lines]
Generated description
Montgomery City Lines was the private bus company that operated the segregated public transit system in Montgomery, Alabama during the civil rights era, including the bus on which Rosa Parks made her historic protest.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Montgomery City Lines
Target entity description: Montgomery City Lines was the private bus company that operated the segregated public transit system in Montgomery, Alabama during the civil rights era, including the bus on which Rosa Parks made her historic protest.
  • A. National City Lines
    National City Lines was a U.S. holding company that acquired and operated numerous local transit systems, often associated with the mid-20th-century shift from streetcars to buses.
  • B. Southern Street Railway Company
    The Southern Street Railway Company was a transit operator that managed portions of Chicago’s streetcar network as part of the Chicago Surface Lines system.
  • C. Union Stock Yard and Transit Company
    Union Stock Yard and Transit Company was the corporation that operated Chicago’s vast Union Stock Yards, once the central hub of the American meatpacking industry.
  • D. Baltimore Transit Company
    The Baltimore Transit Company was a private operator that ran streetcar and bus services in Baltimore, Maryland, before public transit was taken over by the state-run Maryland Transit Administration.
  • E. Monon Railroad
    Monon Railroad was a regional railroad company in Indiana, historically significant for its passenger and freight services connecting major cities within the state.
  • F. None of above. chosen

Provenance (5 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_69d6aacb1f0881908c84a349fd1be047 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9fd38308190a5458be1bfcc89ea completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e526236b688190aca4f2400a12e726 completed April 19, 2026, 6:59 p.m.
NEDg Description generation batch_69e52c83768c819086ebfd870ad81998 completed April 19, 2026, 7:26 p.m.
NED2 Entity disambiguation (via description) batch_69e531d0ab5881909814160b86c8e76b completed April 19, 2026, 7:49 p.m.
Created at: April 8, 2026, 9:32 p.m.