Triple

T2728453
Position Surface form Disambiguated ID Type / Status
Subject Sheppard–Yonge station E60250 entity
Predicate connectsLine P845 FINISHED
Object Sheppard line
The Sheppard line is a short east–west subway line in Toronto’s TTC network running along Sheppard Avenue in the city’s north end.
E292931 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: Sheppard line | Statement: [Sheppard–Yonge station, connectsLine, Sheppard line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sheppard line
Context triple: [Sheppard–Yonge station, connectsLine, Sheppard line]
  • A. Belgrave line
    The Belgrave line is a suburban railway service in Melbourne, Australia, running from the city’s central business district into the outer eastern suburb of Belgrave.
  • B. Windsor Lines
    Windsor Lines are a group of suburban and regional railway services in southwest London and Berkshire, connecting London Waterloo with destinations including Windsor and Eton Riverside.
  • C. Powell–Hyde line
    The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
  • D. Stirling Lines
    Stirling Lines is the primary military base in Herefordshire, England that serves as the headquarters and main garrison for the British Army’s elite Special Air Service (SAS) regiment.
  • E. Hastings line
    The Hastings line is a railway route in Southeast England that connects London with the coastal town of Hastings, serving intermediate towns such as Royal Tunbridge Wells.
  • 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: Sheppard line
Triple: [Sheppard–Yonge station, connectsLine, Sheppard line]
Generated description
The Sheppard line is a short east–west subway line in Toronto’s TTC network running along Sheppard Avenue in the city’s north end.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sheppard line
Target entity description: The Sheppard line is a short east–west subway line in Toronto’s TTC network running along Sheppard Avenue in the city’s north end.
  • A. Belgrave line
    The Belgrave line is a suburban railway service in Melbourne, Australia, running from the city’s central business district into the outer eastern suburb of Belgrave.
  • B. Windsor Lines
    Windsor Lines are a group of suburban and regional railway services in southwest London and Berkshire, connecting London Waterloo with destinations including Windsor and Eton Riverside.
  • C. Powell–Hyde line
    The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
  • D. Stirling Lines
    Stirling Lines is the primary military base in Herefordshire, England that serves as the headquarters and main garrison for the British Army’s elite Special Air Service (SAS) regiment.
  • E. Hastings line
    The Hastings line is a railway route in Southeast England that connects London with the coastal town of Hastings, serving intermediate towns such as Royal Tunbridge Wells.
  • 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_69ab4b75cd908190b691ef0d1801acda completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abdaeaee388190a21e7fa0b8f83546 completed March 7, 2026, 7:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69afb69aa8b081909c57e8a7f64d0913 completed March 10, 2026, 6:13 a.m.
NEDg Description generation batch_69afb717260c8190a93641152f163879 completed March 10, 2026, 6:15 a.m.
NED2 Entity disambiguation (via description) batch_69afb781327c819090c42c461d17762e completed March 10, 2026, 6:17 a.m.
Created at: March 6, 2026, 9:56 p.m.