Triple

T8110219
Position Surface form Disambiguated ID Type / Status
Subject GO Transit commuter rail lines (Lakeshore East and Stouffville corridors) E189329 entity
Predicate usesCorridor P5520 FINISHED
Object Lakeshore East corridor
The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
E712720 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 East corridor | Statement: [GO Transit commuter rail lines (Lakeshore East and Stouffville corridors), usesCorridor, Lakeshore East corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lakeshore East corridor
Context triple: [GO Transit commuter rail lines (Lakeshore East and Stouffville corridors), usesCorridor, Lakeshore East corridor]
  • A. Lakeshore West corridor
    The Lakeshore West corridor is a major GO Transit rail line in the Greater Toronto and Hamilton Area that runs along the north shore of Lake Ontario, connecting Toronto with communities to the west.
  • B. Mississauga Transitway
    The Mississauga Transitway is a dedicated bus rapid transit corridor in Mississauga, Ontario, designed to provide faster and more reliable express bus service across the city.
  • C. Gardiner Expressway
    The Gardiner Expressway is a major elevated highway running along Toronto’s waterfront, serving as a key east–west commuter route into and out of the city’s downtown core.
  • D. Mississauga—Lakeshore
    Mississauga—Lakeshore is a Canadian federal electoral district in the province of Ontario, representing a portion of the city of Mississauga along the Lake Ontario shoreline.
  • E. St. Clair Avenue corridor
    The St. Clair Avenue corridor is a major east–west arterial route in Toronto known for its dedicated streetcar right-of-way, mixed residential and commercial neighborhoods, and role as a key midtown transit and traffic spine.
  • 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 East corridor
Triple: [GO Transit commuter rail lines (Lakeshore East and Stouffville corridors), usesCorridor, Lakeshore East corridor]
Generated description
The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lakeshore East corridor
Target entity description: The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
  • A. Lakeshore West corridor
    The Lakeshore West corridor is a major GO Transit rail line in the Greater Toronto and Hamilton Area that runs along the north shore of Lake Ontario, connecting Toronto with communities to the west.
  • B. Mississauga Transitway
    The Mississauga Transitway is a dedicated bus rapid transit corridor in Mississauga, Ontario, designed to provide faster and more reliable express bus service across the city.
  • C. Gardiner Expressway
    The Gardiner Expressway is a major elevated highway running along Toronto’s waterfront, serving as a key east–west commuter route into and out of the city’s downtown core.
  • D. Mississauga—Lakeshore
    Mississauga—Lakeshore is a Canadian federal electoral district in the province of Ontario, representing a portion of the city of Mississauga along the Lake Ontario shoreline.
  • E. St. Clair Avenue corridor
    The St. Clair Avenue corridor is a major east–west arterial route in Toronto known for its dedicated streetcar right-of-way, mixed residential and commercial neighborhoods, and role as a key midtown transit and traffic spine.
  • 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_69ca82b9d5848190a24672775d5c5011 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb42fcfb9c81908496f9a7e30d0d8a completed March 31, 2026, 3:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc9421794081909170ea11b09ae357 completed April 1, 2026, 3:42 a.m.
NEDg Description generation batch_69cc95bfb2b08190ae4bbf8fdde3165d completed April 1, 2026, 3:49 a.m.
NED2 Entity disambiguation (via description) batch_69cc97781c0481909d21293633d111be completed April 1, 2026, 3:56 a.m.
Created at: March 30, 2026, 5:32 p.m.