Triple

T943729
Position Surface form Disambiguated ID Type / Status
Subject Maryland Transit Administration E20363 entity
Predicate hasPredecessor P97 FINISHED
Object 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.
E111015 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: Baltimore Transit Company | Statement: [Maryland Transit Administration, hasPredecessor, Baltimore Transit Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Baltimore Transit Company
Context triple: [Maryland Transit Administration, hasPredecessor, Baltimore Transit Company]
  • A. Montebello Bus Lines
    Montebello Bus Lines is a public transit agency serving the city of Montebello and surrounding communities in Los Angeles County with local and express bus services.
  • B. Chicago Rapid Transit Company
    The Chicago Rapid Transit Company was the private operator of Chicago’s elevated “L” rail system in the early 20th century before public transit was consolidated under the Chicago Transit Authority.
  • C. Maryland Transit Administration
    The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
  • D. Chicago Surface Lines
    Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
  • E. Bee-Line Bus System
    The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
  • 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: Baltimore Transit Company
Triple: [Maryland Transit Administration, hasPredecessor, Baltimore Transit Company]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Baltimore Transit Company
Target entity description: 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.
  • A. Montebello Bus Lines
    Montebello Bus Lines is a public transit agency serving the city of Montebello and surrounding communities in Los Angeles County with local and express bus services.
  • B. Chicago Rapid Transit Company
    The Chicago Rapid Transit Company was the private operator of Chicago’s elevated “L” rail system in the early 20th century before public transit was consolidated under the Chicago Transit Authority.
  • C. Maryland Transit Administration
    The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
  • D. Chicago Surface Lines
    Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
  • E. Bee-Line Bus System
    The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
  • 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_69a493b0270c81909e6c9ce310f6aa55 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b3a2b1ec8190a2753ad3b3e8cc7a completed March 1, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a826e585208190bf477bf78d162e84 completed March 4, 2026, 12:34 p.m.
NEDg Description generation batch_69a83365d590819085d8e92c1a69aa10 completed March 4, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69a834268c388190ac725f48be8f8ea6 completed March 4, 2026, 1:31 p.m.
Created at: March 1, 2026, 7:40 p.m.