Triple

T9832678
Position Surface form Disambiguated ID Type / Status
Subject Toronto Rocket E239024 entity
Predicate replacedRollingStock P14642 FINISHED
Object H5 subway cars
H5 subway cars were a long-serving generation of Toronto subway trains introduced in the 1970s, known for their distinctive orange interiors and use on the Bloor–Danforth line before their retirement.
E824386 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: H5 subway cars | Statement: [Toronto Rocket, replacedRollingStock, H5 subway cars]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: H5 subway cars
Context triple: [Toronto Rocket, replacedRollingStock, H5 subway cars]
  • A. R188 subway cars
    The R188 subway cars are a modern fleet of New York City Subway rolling stock built for the IRT Flushing Line, featuring updated technology and communications-based train control compatibility.
  • B. R179 subway cars
    The R179 subway cars are a modern class of stainless-steel New York City Subway rolling stock built by Bombardier for the B Division lines, featuring updated technology and improved passenger amenities.
  • C. R160 subway cars
    The R160 subway cars are a class of modern New Technology Train rolling stock used on various New York City Subway lines, featuring electronic signage, automated announcements, and improved accessibility and reliability compared to older fleets.
  • D. R143 subway cars
    The R143 subway cars are a class of New York City Subway rolling stock built in the early 2000s, primarily used on the BMT Canarsie Line and known for introducing modern features like electronic signage and automated announcements.
  • E. R46 subway cars
    The R46 subway cars are a class of New York City Subway rolling stock built in the 1970s, known for their stainless-steel bodies and long service on various IND/BMT lines.
  • 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: H5 subway cars
Triple: [Toronto Rocket, replacedRollingStock, H5 subway cars]
Generated description
H5 subway cars were a long-serving generation of Toronto subway trains introduced in the 1970s, known for their distinctive orange interiors and use on the Bloor–Danforth line before their retirement.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: H5 subway cars
Target entity description: H5 subway cars were a long-serving generation of Toronto subway trains introduced in the 1970s, known for their distinctive orange interiors and use on the Bloor–Danforth line before their retirement.
  • A. R188 subway cars
    The R188 subway cars are a modern fleet of New York City Subway rolling stock built for the IRT Flushing Line, featuring updated technology and communications-based train control compatibility.
  • B. R179 subway cars
    The R179 subway cars are a modern class of stainless-steel New York City Subway rolling stock built by Bombardier for the B Division lines, featuring updated technology and improved passenger amenities.
  • C. R160 subway cars
    The R160 subway cars are a class of modern New Technology Train rolling stock used on various New York City Subway lines, featuring electronic signage, automated announcements, and improved accessibility and reliability compared to older fleets.
  • D. R143 subway cars
    The R143 subway cars are a class of New York City Subway rolling stock built in the early 2000s, primarily used on the BMT Canarsie Line and known for introducing modern features like electronic signage and automated announcements.
  • E. R46 subway cars
    The R46 subway cars are a class of New York City Subway rolling stock built in the 1970s, known for their stainless-steel bodies and long service on various IND/BMT lines.
  • 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_69ca84e314108190978324a4bdb959f8 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb336bfc4819084f0d4d6d1867484 completed April 2, 2026, 12:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1d5c448388190818e4cc5e3a42dfc completed April 5, 2026, 3:23 a.m.
NEDg Description generation batch_69d1d6affc3c8190839a4db8f4271309 completed April 5, 2026, 3:27 a.m.
NED2 Entity disambiguation (via description) batch_69d1d772de00819089eed8be9f5ce3ce completed April 5, 2026, 3:30 a.m.
Created at: March 30, 2026, 8:32 p.m.