Triple

T11024308
Position Surface form Disambiguated ID Type / Status
Subject Morristown Line E260575 entity
Predicate historicalOperator P2834 FINISHED
Object Delaware, Lackawanna and Western Railroad E592032 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: Delaware, Lackawanna and Western Railroad | Statement: [Morristown Line, historicalOperator, Delaware, Lackawanna and Western Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Delaware, Lackawanna and Western Railroad
Context triple: [Morristown Line, historicalOperator, Delaware, Lackawanna and Western Railroad]
  • A. Delaware, Lackawanna and Western Railroad chosen
    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.
  • B. Lehigh Valley Railroad
    Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
  • C. Erie Lackawanna Railway
    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.
  • D. Philadelphia and Western Railroad
    The Philadelphia and Western Railroad was an early 20th-century interurban railway in the Philadelphia region that later evolved into what is now known as the Norristown High Speed Line.
  • E. Ulster and Delaware Railroad
    The Ulster and Delaware Railroad was a historic rail line in New York State that connected the Hudson River with the Catskill Mountains, playing a key role in the region’s tourism and economic development in the late 19th and early 20th centuries.
  • 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_69d6aa9687448190b28d353b1b6a610e completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d797bf78a48190a37b423812827d4e completed April 9, 2026, 12:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3750917d481909e73de0bfae27827 completed April 18, 2026, 12:11 p.m.
Created at: April 8, 2026, 9:25 p.m.