Triple

T7355757
Position Surface form Disambiguated ID Type / Status
Subject north shore of Lake Ontario E169619 entity
Predicate hasTransportationRoute P385 FINISHED
Object Lakeshore rail corridor
The Lakeshore rail corridor is a major railway line in Ontario that runs along the north shore of Lake Ontario, forming a key backbone for regional and intercity passenger and freight transportation.
E658716 NE FINISHED

How this triple was built (4 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: Lakeshore rail corridor | Statement: [north shore of Lake Ontario, hasTransportationRoute, Lakeshore rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lakeshore rail corridor
Context triple: [north shore of Lake Ontario, hasTransportationRoute, Lakeshore rail corridor]
  • A. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • B. Chicago–La Grange corridor
    The Chicago–La Grange corridor is a key suburban rail route west of Chicago that has long served as a major commuter link between the city and its western suburbs.
  • C. Penn Line
    The Penn Line is a MARC commuter rail service in Maryland that runs along the busy Northeast Corridor between Washington, D.C., and Perryville, serving major intermediate stops such as Baltimore.
  • D. Exo Vaudreuil–Hudson line
    The Exo Vaudreuil–Hudson line is a commuter rail service in the Greater Montreal area that connects downtown Montreal with western suburbs including Vaudreuil-Dorion and Hudson.
  • E. Chicago–San Antonio rail corridor
    The Chicago–San Antonio rail corridor is a long-distance passenger rail route in the central United States that links Chicago, Illinois, with San Antonio, Texas, passing through major Midwestern and Southern cities.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Lakeshore rail corridor
Triple: [north shore of Lake Ontario, hasTransportationRoute, Lakeshore rail corridor]
Generated description
The Lakeshore rail corridor is a major railway line in Ontario that runs along the north shore of Lake Ontario, forming a key backbone for regional and intercity passenger and freight transportation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lakeshore rail corridor
Target entity description: The Lakeshore rail corridor is a major railway line in Ontario that runs along the north shore of Lake Ontario, forming a key backbone for regional and intercity passenger and freight transportation.
  • A. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • B. Chicago–La Grange corridor
    The Chicago–La Grange corridor is a key suburban rail route west of Chicago that has long served as a major commuter link between the city and its western suburbs.
  • C. Penn Line
    The Penn Line is a MARC commuter rail service in Maryland that runs along the busy Northeast Corridor between Washington, D.C., and Perryville, serving major intermediate stops such as Baltimore.
  • D. Exo Vaudreuil–Hudson line
    The Exo Vaudreuil–Hudson line is a commuter rail service in the Greater Montreal area that connects downtown Montreal with western suburbs including Vaudreuil-Dorion and Hudson.
  • E. Chicago–San Antonio rail corridor
    The Chicago–San Antonio rail corridor is a long-distance passenger rail route in the central United States that links Chicago, Illinois, with San Antonio, Texas, passing through major Midwestern and Southern cities.
  • 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_69c68a59f2288190877ca15c19b1e822 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f139505c8190a7158cf59a6e089e completed March 27, 2026, 9:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7faa25960819084ecb6dbf9369ba5 completed March 28, 2026, 3:58 p.m.
NEDg Description generation batch_69c7fc2c90488190bd3aa5bf72606723 completed March 28, 2026, 4:05 p.m.
NED2 Entity disambiguation (via description) batch_69c7fcb5f7f0819081e70f8809bb34ae completed March 28, 2026, 4:07 p.m.
Created at: March 27, 2026, 3:05 p.m.