Triple

T21904404
Position Surface form Disambiguated ID Type / Status
Subject Lake Michigan rail car ferries E540895 entity
Predicate partOf P40 FINISHED
Object North American rail-marine intermodal system 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: North American rail-marine intermodal system | Statement: [Lake Michigan rail car ferries, partOf, North American rail-marine intermodal system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North American rail-marine intermodal system
Context triple: [Lake Michigan rail car ferries, partOf, North American rail-marine intermodal system]
  • A. New York metropolitan area freight system
    The New York metropolitan area freight system is the extensive network of ports, rail lines, highways, and intermodal terminals that moves goods into, out of, and within the greater New York City region.
  • 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. CN Intermodal
    CN Intermodal is the intermodal freight division of Canadian National Railway, providing container and trailer transport services that integrate rail with truck and other modes across North America.
  • D. ExpressRail system
    The ExpressRail system is a dedicated on-dock rail network at the Port of New York and New Jersey that moves containerized cargo efficiently between marine terminals and inland destinations.
  • E. Metropolitan Freight Network
    The Metropolitan Freight Network is a dedicated rail freight system serving the Sydney metropolitan area, enabling the movement of goods between ports, intermodal terminals, and the broader New South Wales rail network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: North American rail-marine intermodal system
Target entity description: The North American rail-marine intermodal system is a freight transportation network that integrates rail and waterborne services to move railcars and containers across lakes, rivers, and coastal routes without breaking bulk.
  • A. New York metropolitan area freight system
    The New York metropolitan area freight system is the extensive network of ports, rail lines, highways, and intermodal terminals that moves goods into, out of, and within the greater New York City region.
  • 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. CN Intermodal
    CN Intermodal is the intermodal freight division of Canadian National Railway, providing container and trailer transport services that integrate rail with truck and other modes across North America.
  • D. ExpressRail system
    The ExpressRail system is a dedicated on-dock rail network at the Port of New York and New Jersey that moves containerized cargo efficiently between marine terminals and inland destinations.
  • E. Metropolitan Freight Network
    The Metropolitan Freight Network is a dedicated rail freight system serving the Sydney metropolitan area, enabling the movement of goods between ports, intermodal terminals, and the broader New South Wales rail network.
  • F. None of above. chosen

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_69e0c47b4e8c81908c8076eaa4c8e4f2 completed April 16, 2026, 11:14 a.m.
NER Named-entity recognition batch_69f121d4c0248190909172decd7cbc64 completed April 28, 2026, 9:08 p.m.
Created at: April 16, 2026, 7:29 p.m.