Triple

T18520685
Position Surface form Disambiguated ID Type / Status
Subject USRA Light Pacific 4-6-2 E452573 entity
Predicate geographicScope P82 FINISHED
Object North American rail network 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: North American rail network | Statement: [USRA Light Pacific 4-6-2, geographicScope, North American rail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North American rail network
Context triple: [USRA Light Pacific 4-6-2, geographicScope, North American rail network]
  • A. North American rail network chosen
    The North American rail network is an extensive, interconnected system of freight and passenger rail lines spanning the United States, Canada, and Mexico, operated by multiple major and regional railroads.
  • B. U.S. intercity passenger rail network
    The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
  • C. Canadian National Railway main line
    The Canadian National Railway main line is a major transcontinental rail corridor in Canada that carries significant freight and passenger traffic across key regions of the country.
  • D. North American commuter railroads
    North American commuter railroads are passenger rail systems that provide medium-distance, peak-oriented train service between suburban or outlying areas and major urban centers across the continent.
  • E. U.S. East Coast rail network
    The U.S. East Coast rail network is the interconnected system of freight and passenger rail lines running along the eastern seaboard of the United States, linking major cities, ports, and industrial centers from the Northeast to the Southeast.
  • 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_69d8d386df84819092355ebb260d848e completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e5338db5e4819086503a2176dfe499 completed April 19, 2026, 7:57 p.m.
Created at: April 10, 2026, 11:37 a.m.