Triple

T11698716
Position Surface form Disambiguated ID Type / Status
Subject Chicago South Shore and South Bend Railroad E278064 entity
Predicate freightSubsidiary P101318 FINISHED
Object Chicago South Shore and South Bend Railroad (freight) E278064 NE FINISHED

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: Chicago South Shore and South Bend Railroad (freight) | Statement: [Chicago South Shore and South Bend Railroad, freightSubsidiary, Chicago South Shore and South Bend Railroad (freight)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago South Shore and South Bend Railroad (freight)
Context triple: [Chicago South Shore and South Bend Railroad, freightSubsidiary, Chicago South Shore and South Bend Railroad (freight)]
  • A. Chicago South Shore and South Bend Railroad chosen
    The Chicago South Shore and South Bend Railroad is an interurban electric railroad in the Midwest that historically operated passenger and freight service between Chicago, Illinois, and South Bend, Indiana.
  • B. Calumet and South Chicago Railway Company
    The Calumet and South Chicago Railway Company was a street railway operator that provided transit services in Chicago’s South Side and surrounding industrial areas in the early 20th century.
  • C. Chicago, Indianapolis and Louisville Railway
    The Chicago, Indianapolis and Louisville Railway, commonly known as the Monon Railroad, was a regional railroad that connected key Midwestern cities and played a significant role in the transportation network of Indiana and surrounding states in the late 19th and early 20th centuries.
  • D. Chicago North Shore and Milwaukee Railroad
    The Chicago North Shore and Milwaukee Railroad was an interurban electric railway that operated between Chicago and Milwaukee, providing high-speed commuter and intercity service along the Lake Michigan shoreline in the early to mid-20th century.
  • E. Chicago and Eastern Illinois Railroad
    The Chicago and Eastern Illinois Railroad was a regional U.S. railroad that primarily served Illinois and neighboring states, later becoming part of the Missouri Pacific (MoPac) system.
  • 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: freightSubsidiary
Context triple: [Chicago South Shore and South Bend Railroad, freightSubsidiary, Chicago South Shore and South Bend Railroad (freight)]
  • A. servesAsCargoHubFor
    Indicates that one entity functions as a central location or facility for handling, consolidating, and distributing cargo associated with another entity.
  • B. isFullServiceCarrier
    Indicates that an airline operates as a full-service carrier, providing a wide range of services (such as checked baggage, in-flight meals, and multiple cabin classes) typically included in the ticket price.
  • C. operatesAsRegionalCarrierFor
    Indicates that one transportation company functions as a regional carrier on behalf of another, typically providing local or feeder services under the larger company’s brand or network.
  • D. operatesFeederFlightsFor
    Indicates that one airline or carrier runs connecting or short-haul feeder flights on behalf of, or in support of, another airline’s main services.
  • E. freightType
    Indicates the category or mode of freight associated with a shipment or transport activity.
  • F. None of above. chosen

Provenance (5 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_69d6aafe02d881909900d54ad7d4af84 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a47df68c81908a91919a69b4880d completed April 10, 2026, 7:19 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef833084988190b5004c93f68dc628 completed April 27, 2026, 3:39 p.m.
PD Predicate disambiguation batch_69d88a7b30948190b616a9db5c5488d5 completed April 10, 2026, 5:28 a.m.
PDg Predicate description generation batch_69d89546a8688190b51455b5e12caf91 completed April 10, 2026, 6:14 a.m.
Created at: April 8, 2026, 9:40 p.m.