Triple

T3942408
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Wolverine service E92063 entity
Predicate primaryMarket P481 FINISHED
Object Chicago–Detroit corridor E22246 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: Chicago–Detroit corridor | Statement: [Amtrak Wolverine service, primaryMarket, Chicago–Detroit corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago–Detroit corridor
Context triple: [Amtrak Wolverine service, primaryMarket, Chicago–Detroit corridor]
  • A. New York City–Albany–Buffalo–Niagara Falls corridor
    The New York City–Albany–Buffalo–Niagara Falls corridor is a major passenger rail and transportation route spanning downstate to western New York, linking the state’s largest city with its capital and key upstate urban centers.
  • B. Illinois–Indiana–Kentucky tri-state area
    The Illinois–Indiana–Kentucky tri-state area is a regional metropolitan zone in the Midwestern and Southern United States centered around the city of Evansville and spanning portions of these three neighboring states.
  • C. Rochester metropolitan area
    The Rochester metropolitan area is a major urban region in western New York centered on the city of Rochester, known for its educational institutions, technology and imaging industries, and cultural attractions.
  • D. Southeast Michigan chosen
    Southeast Michigan is a region anchored by Detroit that serves as the historic heart of the U.S. automotive industry and a major center for manufacturing and engineering.
  • E. Great Lakes Bay Region
    The Great Lakes Bay Region is a mid-Michigan area centered around the Saginaw Bay that includes communities such as Saginaw, Bay City, and Midland and is known for its manufacturing, healthcare, and outdoor recreation.
  • 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_69aed965502c8190904ebad1203a4ae8 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeedff736c8190b22e03d94c40f61a completed March 9, 2026, 3:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69b533912bf881909e5e5e9e4245edbf completed March 14, 2026, 10:08 a.m.
Created at: March 9, 2026, 3:24 p.m.