Triple

T2163233
Position Surface form Disambiguated ID Type / Status
Subject Toronto subway E46847 entity
Predicate hasStation P35 FINISHED
Object Islington station
Islington station is a subway station in Toronto, Ontario, serving the western end of Line 2 Bloor–Danforth and acting as a key transit hub with bus connections to the surrounding Etobicoke area.
E284488 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: Islington station | Statement: [Toronto subway, hasStation, Islington station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Islington station
Context triple: [Toronto subway, hasStation, Islington station]
  • A. Farringdon station
    Farringdon station is a major central London railway, Underground, and Elizabeth line interchange known for its key role in connecting the City of London with wider suburban and national routes.
  • B. Regent’s Park station
    Regent’s Park station is a London Underground station on the Bakerloo line, located near Regent’s Park and the Marylebone area in central London.
  • C. Holborn station
    Holborn station is a central London Underground station on the Central and Piccadilly lines, located near major attractions such as the British Museum.
  • D. Enfield station
    Enfield station is a planned passenger rail stop in Enfield, Connecticut that will serve trains on the CTrail Hartford Line corridor.
  • E. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • 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: Islington station
Triple: [Toronto subway, hasStation, Islington station]
Generated description
Islington station is a subway station in Toronto, Ontario, serving the western end of Line 2 Bloor–Danforth and acting as a key transit hub with bus connections to the surrounding Etobicoke area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Islington station
Target entity description: Islington station is a subway station in Toronto, Ontario, serving the western end of Line 2 Bloor–Danforth and acting as a key transit hub with bus connections to the surrounding Etobicoke area.
  • A. Farringdon station
    Farringdon station is a major central London railway, Underground, and Elizabeth line interchange known for its key role in connecting the City of London with wider suburban and national routes.
  • B. Regent’s Park station
    Regent’s Park station is a London Underground station on the Bakerloo line, located near Regent’s Park and the Marylebone area in central London.
  • C. Holborn station
    Holborn station is a central London Underground station on the Central and Piccadilly lines, located near major attractions such as the British Museum.
  • D. Enfield station
    Enfield station is a planned passenger rail stop in Enfield, Connecticut that will serve trains on the CTrail Hartford Line corridor.
  • E. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • 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_69a88a184cbc8190877791f6552c2484 completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abbe8d105c819098371c35c88873dc completed March 7, 2026, 5:58 a.m.
NED1 Entity disambiguation (via context triple) batch_69af9050216c8190b4e4af7cc4c9bb42 completed March 10, 2026, 3:30 a.m.
NEDg Description generation batch_69af91ddf6c88190b19f2222bcee093a completed March 10, 2026, 3:37 a.m.
NED2 Entity disambiguation (via description) batch_69af92500920819082c651f75a06dd72 completed March 10, 2026, 3:38 a.m.
Created at: March 4, 2026, 7:45 p.m.