Triple

T9141558
Position Surface form Disambiguated ID Type / Status
Subject Depot Town E219338 entity
Predicate railroadDepotServedBy P782 FINISHED
Object Michigan Central Railroad E172412 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: Michigan Central Railroad | Statement: [Depot Town, railroadDepotServedBy, Michigan Central Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Michigan Central Railroad
Context triple: [Depot Town, railroadDepotServedBy, Michigan Central Railroad]
  • A. Michigan Central Railroad chosen
    Michigan Central Railroad was a major 19th- and early 20th-century American railroad company that operated key passenger and freight routes across Michigan and the Great Lakes region, connecting to Chicago and the broader Midwest rail network.
  • B. Lake Shore and Michigan Southern Railway
    The Lake Shore and Michigan Southern Railway was a major 19th-century American railroad that formed a key part of the New York Central system, linking the Great Lakes region with the Eastern United States.
  • C. North Western State Railway
    The North Western State Railway was a major railway system of British India that served much of what is now Pakistan and parts of northern India before being reorganized after independence.
  • D. Chicago Great Western Railway
    The Chicago Great Western Railway was a regional American railroad that operated in the Midwest, known for its efficient freight service and eventual absorption into larger rail systems.
  • E. Illinois Central Railroad
    The Illinois Central Railroad was a major American rail carrier that played a pivotal role in connecting the Midwest to the Gulf of Mexico and fostering economic development along its north–south route.
  • 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: railroadDepotServedBy
Context triple: [Depot Town, railroadDepotServedBy, Michigan Central Railroad]
  • A. servedByRailroad chosen
    Indicates that a location or facility is provided with transportation or service by a railroad line or company.
  • B. railroadTerminusFor
    Indicates that one location serves as the end point or final station of a particular railroad line for another location.
  • C. servedRailroadsIn
    Indicates that an individual or entity provided service or worked in an official capacity for one or more specified railroad companies.
  • D. railwayTypeServed
    Indicates the type of railway system or service that a given entity (such as a station, line, or facility) is designed to serve or accommodate.
  • E. servedByRailBranch
    Indicates that a location or facility is connected to and provided service by a specific railway branch line.
  • F. None of above.

Provenance (4 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_69ca83e012288190a5771058adbaabd2 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca8f4df5c8190808edfa7c453a51c completed April 1, 2026, 5:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69d048186cc88190be4f515c16c20450 completed April 3, 2026, 11:07 p.m.
PD Predicate disambiguation batch_69cc6603ce8c8190bf6e8d6754bdec54 completed April 1, 2026, 12:25 a.m.
Created at: March 30, 2026, 7:19 p.m.