Triple

T11798384
Position Surface form Disambiguated ID Type / Status
Subject Urban Transportation Development Corporation E280560 entity
Predicate parentCompany P254 FINISHED
Object Ontario Transportation Development Corporation
Ontario Transportation Development Corporation was a Canadian Crown agency responsible for overseeing and funding transportation infrastructure and related development projects in the province of Ontario.
 E1306138 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.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ontario Transportation Development Corporation
Context triple: [Urban Transportation Development Corporation, parentCompany, Ontario Transportation Development Corporation]
  • A. Metrolinx
    Metrolinx is a government agency in Ontario, Canada responsible for planning, operating, and integrating regional public transportation services across the Greater Toronto and Hamilton Area.
  • B. Ministry of Transportation (Ontario)
    The Ministry of Transportation (Ontario) is the provincial government ministry responsible for overseeing Ontario’s transportation systems, including highways, roads, driver and vehicle licensing, and public transit policy.
  • C. Société de transport de l’Outaouais
    Société de transport de l’Outaouais is the public transit agency serving the city of Gatineau and surrounding areas in western Quebec, Canada.
  • D. Toronto Terminals Railway
    Toronto Terminals Railway is a railway company responsible for managing and operating Toronto’s Union Station rail corridor and related terminal infrastructure.
  • E. Toronto Railway Company
    The Toronto Railway Company was a private streetcar operator that ran Toronto’s electric tram system in the late 19th and early 20th centuries before public transit was municipalized.
  • 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: Ontario Transportation Development Corporation
Triple: [Urban Transportation Development Corporation, parentCompany, Ontario Transportation Development Corporation]
Generated description
Ontario Transportation Development Corporation was a Canadian Crown agency responsible for overseeing and funding transportation infrastructure and related development projects in the province of Ontario.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ontario Transportation Development Corporation
Target entity description: Ontario Transportation Development Corporation was a Canadian Crown agency responsible for overseeing and funding transportation infrastructure and related development projects in the province of Ontario.
  • A. Metrolinx
    Metrolinx is a government agency in Ontario, Canada responsible for planning, operating, and integrating regional public transportation services across the Greater Toronto and Hamilton Area.
  • B. Ministry of Transportation (Ontario)
    The Ministry of Transportation (Ontario) is the provincial government ministry responsible for overseeing Ontario’s transportation systems, including highways, roads, driver and vehicle licensing, and public transit policy.
  • C. Société de transport de l’Outaouais
    Société de transport de l’Outaouais is the public transit agency serving the city of Gatineau and surrounding areas in western Quebec, Canada.
  • D. Toronto Terminals Railway
    Toronto Terminals Railway is a railway company responsible for managing and operating Toronto’s Union Station rail corridor and related terminal infrastructure.
  • E. Toronto Railway Company
    The Toronto Railway Company was a private streetcar operator that ran Toronto’s electric tram system in the late 19th and early 20th centuries before public transit was municipalized.
  • F. None of above. chosen

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_69d6ab258b808190b1735835c841e3a4 completed April 8, 2026, 7:23 p.m.
NED1 Entity disambiguation (via context triple) batch_6a037c1792a081909cce0eb4cd1d6870 completed May 12, 2026, 7:14 p.m.
NEDg Description generation batch_6a037ca6f5888190b0ed34777aae862f completed May 12, 2026, 7:16 p.m.
NED2 Entity disambiguation (via description) batch_6a037d319be48190b01a1b8d1f239078 completed May 12, 2026, 7:19 p.m.
Created at: April 8, 2026, 9:42 p.m.