Triple

T21717279
Position Surface form Disambiguated ID Type / Status
Subject Conrail blue E536061 entity
Predicate predecessorFleetsIncluded P145078 FINISHED
Object Erie Lackawanna 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: Erie Lackawanna | Statement: [Conrail blue, predecessorFleetsIncluded, Erie Lackawanna]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Erie Lackawanna
Context triple: [Conrail blue, predecessorFleetsIncluded, Erie Lackawanna]
  • A. Erie Lackawanna Railway chosen
    Erie Lackawanna Railway was a mid-20th-century U.S. railroad formed from the merger of the Erie Railroad and the Delaware, Lackawanna and Western Railroad, known for serving the Northeast and Midwest before its assets were absorbed into Conrail.
  • B. New York, Susquehanna and Western Railway
    The New York, Susquehanna and Western Railway is a regional freight railroad operating primarily in New York, New Jersey, and Pennsylvania, known for serving as a key transportation link in the northeastern United States.
  • C. Erie Railroad
    The Erie Railroad was a major 19th- and early 20th-century American railroad that operated extensive passenger and freight services across the northeastern United States, particularly linking New York City with the Midwest.
  • D. Western New York and Pennsylvania Railroad
    The Western New York and Pennsylvania Railroad is a regional freight railroad operating in western New York and northwestern Pennsylvania, primarily serving local industries and connecting them to larger rail networks.
  • E. Delaware, Lackawanna and Western Railroad
    The Delaware, Lackawanna and Western Railroad was a major northeastern U.S. railroad known for its anthracite coal traffic and passenger services, which later became part of the Erie Lackawanna Railway.
  • 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_69e0c46c6dd88190a595375fa6ebd701 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69efd96babdc81908226ec043dbe7431 completed April 27, 2026, 9:47 p.m.
Created at: April 16, 2026, 6:47 p.m.