Triple

T6524426
Position Surface form Disambiguated ID Type / Status
Subject Confederation Line E151265 entity
Predicate isPartOfPlan P29774 FINISHED
Object Ottawa light rail transit program
The Ottawa light rail transit program is the city’s overarching initiative to develop and expand an electric light rail network to improve urban mobility and reduce traffic congestion.
 E605072 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: Ottawa light rail transit program | Statement: [Confederation Line, isPartOfPlan, Ottawa light rail transit program]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ottawa light rail transit program
Context triple: [Confederation Line, isPartOfPlan, Ottawa light rail transit program]
  • A. Grand River Transit
    Grand River Transit is the public transportation agency serving the Regional Municipality of Waterloo in Ontario, Canada, operating bus and rapid transit services in cities such as Kitchener, Waterloo, and Cambridge.
  • B. Canada Line
    The Canada Line is a rapid transit rail line in Metro Vancouver, British Columbia, connecting downtown Vancouver with the Vancouver International Airport and the suburb of Richmond.
  • C. Réseau express métropolitain
    The Réseau express métropolitain (REM) is a fully automated, high-frequency light metro system serving the Greater Montreal area and designed to improve regional transit connectivity.
  • D. Calgary CTrain
    Calgary CTrain is the light rail transit system serving Calgary, Alberta, known for its extensive network and high ridership within the city's public transportation system.
  • E. Edmonton LRT
    Edmonton LRT is the light rail transit system serving the city of Edmonton, Alberta, providing urban and suburban passenger rail service across multiple lines.
  • 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: Ottawa light rail transit program
Triple: [Confederation Line, isPartOfPlan, Ottawa light rail transit program]
Generated description
The Ottawa light rail transit program is the city’s overarching initiative to develop and expand an electric light rail network to improve urban mobility and reduce traffic congestion.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ottawa light rail transit program
Target entity description: The Ottawa light rail transit program is the city’s overarching initiative to develop and expand an electric light rail network to improve urban mobility and reduce traffic congestion.
  • A. Grand River Transit
    Grand River Transit is the public transportation agency serving the Regional Municipality of Waterloo in Ontario, Canada, operating bus and rapid transit services in cities such as Kitchener, Waterloo, and Cambridge.
  • B. Canada Line
    The Canada Line is a rapid transit rail line in Metro Vancouver, British Columbia, connecting downtown Vancouver with the Vancouver International Airport and the suburb of Richmond.
  • C. Réseau express métropolitain
    The Réseau express métropolitain (REM) is a fully automated, high-frequency light metro system serving the Greater Montreal area and designed to improve regional transit connectivity.
  • D. Calgary CTrain
    Calgary CTrain is the light rail transit system serving Calgary, Alberta, known for its extensive network and high ridership within the city's public transportation system.
  • E. Edmonton LRT
    Edmonton LRT is the light rail transit system serving the city of Edmonton, Alberta, providing urban and suburban passenger rail service across multiple lines.
  • 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_69c687f522748190b3058405553cdabd completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6ad9831f88190a2b64cf6bc8c9a11 completed March 27, 2026, 4:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6d52372d08190a98c611dabc27c85 completed March 27, 2026, 7:06 p.m.
NEDg Description generation batch_69c6d6d9af148190ad9cd2cc31a70bb7 completed March 27, 2026, 7:13 p.m.
NED2 Entity disambiguation (via description) batch_69c6d98506b88190aae3b4d887744648 completed March 27, 2026, 7:24 p.m.
Created at: March 27, 2026, 1:45 p.m.