Triple

T19243216
Position Surface form Disambiguated ID Type / Status
Subject National City Lines E481181 entity
Predicate acquired P2511 FINISHED
Object Baltimore Transit Company NE NERFINISHED

How this triple was built (2 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: Baltimore Transit Company | Statement: [National City Lines, acquired, Baltimore Transit Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Baltimore Transit Company
Context triple: [National City Lines, acquired, Baltimore Transit Company]
  • A. Baltimore Transit Company chosen
    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.
  • B. Metropolitan Transit Corporation
    The Metropolitan Transit Corporation was the former public transit agency that operated bus services in King County, Washington, before being succeeded by King County Metro.
  • C. Philadelphia Transportation Company
    The Philadelphia Transportation Company was the private transit operator that managed Philadelphia’s streetcars, buses, and subways for much of the mid-20th century before being succeeded by SEPTA.
  • D. Philadelphia Rapid Transit Company
    The Philadelphia Rapid Transit Company was a major early 20th-century public transit operator in Philadelphia that managed the city’s streetcar and rapid transit systems before being succeeded by later agencies.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d8e8cd9d1081908a181d02b88b59b8 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5faf3018881909ef866616c45ff2e completed April 20, 2026, 10:07 a.m.
Created at: April 10, 2026, 1:27 p.m.