Triple

T1232846
Position Surface form Disambiguated ID Type / Status
Subject New York Central Railroad E26481 entity
Predicate successor P78 FINISHED
Object Penn Central Transportation Company E9233 NE FINISHED

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: Penn Central Transportation Company | Statement: [New York Central Railroad, successor, Penn Central Transportation Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Penn Central Transportation Company
Context triple: [New York Central Railroad, successor, Penn Central Transportation Company]
  • A. Penn Central Transportation Company chosen
    Penn Central Transportation Company was a major American railroad formed in 1968 by the merger of the Pennsylvania Railroad and the New York Central Railroad, later becoming infamous for its massive bankruptcy.
  • B. New York Central Railroad
    New York Central Railroad was one of the largest and most influential American railroads, known for its extensive network in the northeastern United States and iconic passenger trains like the 20th Century Limited.
  • C. Board of Transportation of the City of New York
    The Board of Transportation of the City of New York was the municipal agency responsible for planning, building, and operating New York City's early publicly owned subway and transit lines before they were unified under later authorities.
  • D. New York and Harlem Railroad
    The New York and Harlem Railroad was one of the earliest rail lines in New York State, forming a key part of the region’s 19th-century transportation network and later becoming a cornerstone of Cornelius Vanderbilt’s railroad empire.
  • E. Interborough Rapid Transit Company
    The Interborough Rapid Transit Company was the private operator that built and ran New York City's first subway lines in the early 20th century before they were incorporated into the modern NYC Subway system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69a4948571c88190a9191e451e6035fd completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4be5b40208190b115a6a344402caf completed March 1, 2026, 10:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac8a16badc8190b5b603db0ca738cb completed March 7, 2026, 8:27 p.m.
Created at: March 1, 2026, 7:47 p.m.