Triple

T21717278
Position Surface form Disambiguated ID Type / Status
Subject Conrail blue E536061 entity
Predicate predecessorFleetsIncluded P145078 FINISHED
Object Penn Central 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: Penn Central | Statement: [Conrail blue, predecessorFleetsIncluded, Penn Central]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Penn Central
Context triple: [Conrail blue, predecessorFleetsIncluded, Penn Central]
  • 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. Erie Railroad Co. v. Tompkins
    Erie Railroad Co. v. Tompkins is a landmark 1938 U.S. Supreme Court decision that ended the practice of federal general common law and required federal courts in diversity cases to apply state substantive law.
  • C. National Railroad Passenger Corp. v. Morgan
    National Railroad Passenger Corp. v. Morgan is a 2002 U.S. Supreme Court decision that clarified the time limits for filing employment discrimination claims, distinguishing between discrete acts and continuing violations under Title VII.
  • D. United States v. Trans-Missouri Freight Association
    United States v. Trans-Missouri Freight Association was an 1897 U.S. Supreme Court antitrust case that held railroad rate-fixing agreements violated the Sherman Antitrust Act, even if the rates were reasonable.
  • E. Railway Express Agency v. New York
    Railway Express Agency v. New York is a 1949 U.S. Supreme Court decision that upheld a New York City traffic regulation restricting advertising on vehicles against an Equal Protection Clause challenge.
  • 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: predecessorFleetsIncluded
Context triple: [Conrail blue, predecessorFleetsIncluded, Penn Central]
  • A. predecessorFaction
    Indicates that one faction historically preceded and was replaced or succeeded by another faction.
  • B. formerFleetType
    Indicates that an entity previously belonged to or operated as a specified type of fleet, but no longer does so.
  • C. predecessorFranchise
    Indicates that one franchise directly precedes and is succeeded by another franchise in a series or lineage.
  • D. predecessorFamily
    Indicates that one family is the earlier or ancestral family from which another family descends or follows.
  • E. predecessorAircraft
    Indicates that one aircraft model directly precedes another in a developmental or generational sequence.
  • F. None of above. chosen

Provenance (4 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_69e0c46c6dd88190a595375fa6ebd701 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69efd96babdc81908226ec043dbe7431 completed April 27, 2026, 9:47 p.m.
PD Predicate disambiguation batch_69e6969725bc81908e7ad19619ba2688 completed April 20, 2026, 9:11 p.m.
PDg Predicate description generation batch_69e69b4aa2b48190830107391e81571a completed April 20, 2026, 9:31 p.m.
Created at: April 16, 2026, 6:47 p.m.