Triple

T16204402
Position Surface form Disambiguated ID Type / Status
Subject Finch Avenue West E393286 entity
Predicate servedBy P82 FINISHED
Object Finch West LRT (under construction)
Finch West LRT (under construction) is a light rail transit line in Toronto designed to improve east–west public transportation and reduce bus congestion along Finch Avenue West.
 E1198822 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: Finch West LRT (under construction) | Statement: [Finch Avenue West, servedBy, Finch West LRT (under construction)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Finch West LRT (under construction)
Context triple: [Finch Avenue West, servedBy, Finch West LRT (under construction)]
  • A. Valley Line West (under construction)
    Valley Line West (under construction) is a future light rail transit extension in Edmonton that will connect the city’s west end to its existing LRT network as part of the broader Valley Line project.
  • B. IRT West Side Lines
    The IRT West Side Lines are a group of New York City Subway routes on Manhattan’s West Side, including the 1, 2, and 3 trains, operated as part of the original Interborough Rapid Transit system.
  • C. Metro L Line (under construction or reconfiguration)
    The Metro L Line is a light rail line in Los Angeles County’s Metro Rail system that is currently being reconfigured as part of a broader network restructuring and expansion.
  • D. Southwest LRT Green Line extension
    The Southwest LRT Green Line extension is a planned light rail transit project in the Minneapolis–Saint Paul metropolitan area that will expand the existing Green Line service to connect downtown Minneapolis with southwestern suburbs including Eden Prairie.
  • E. New Tram
    New Tram is an automated guideway transit line in Osaka, Japan, operated as part of the Osaka Metro system.
  • 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: Finch West LRT (under construction)
Triple: [Finch Avenue West, servedBy, Finch West LRT (under construction)]
Generated description
Finch West LRT (under construction) is a light rail transit line in Toronto designed to improve east–west public transportation and reduce bus congestion along Finch Avenue West.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Finch West LRT (under construction)
Target entity description: Finch West LRT (under construction) is a light rail transit line in Toronto designed to improve east–west public transportation and reduce bus congestion along Finch Avenue West.
  • A. Valley Line West (under construction)
    Valley Line West (under construction) is a future light rail transit extension in Edmonton that will connect the city’s west end to its existing LRT network as part of the broader Valley Line project.
  • B. IRT West Side Lines
    The IRT West Side Lines are a group of New York City Subway routes on Manhattan’s West Side, including the 1, 2, and 3 trains, operated as part of the original Interborough Rapid Transit system.
  • C. Metro L Line (under construction or reconfiguration)
    The Metro L Line is a light rail line in Los Angeles County’s Metro Rail system that is currently being reconfigured as part of a broader network restructuring and expansion.
  • D. Southwest LRT Green Line extension
    The Southwest LRT Green Line extension is a planned light rail transit project in the Minneapolis–Saint Paul metropolitan area that will expand the existing Green Line service to connect downtown Minneapolis with southwestern suburbs including Eden Prairie.
  • E. New Tram
    New Tram is an automated guideway transit line in Osaka, Japan, operated as part of the Osaka Metro system.
  • 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_69d87f1f5bd08190bd01cac0d5b9d2ef completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e2270d6e5c8190aee4bcca76cbe47c completed April 17, 2026, 12:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffff14b0988190bb4128b2e02aee32 completed May 10, 2026, 3:44 a.m.
NEDg Description generation batch_6a00003d347481908285b2253fd20ac1 completed May 10, 2026, 3:49 a.m.
NED2 Entity disambiguation (via description) batch_6a0000adc1b08190abbafcabb4ebc079 completed May 10, 2026, 3:51 a.m.
Created at: April 10, 2026, 5:03 a.m.