Triple

T2572455
Position Surface form Disambiguated ID Type / Status
Subject Scarborough RT E57694 entity
Predicate usesRollingStock P5426 FINISHED
Object UTDC ICTS Mark I
The UTDC ICTS Mark I is a first-generation intermediate-capacity rapid transit car design developed by the Urban Transportation Development Corporation, notable for its automated, linear-induction-motor technology used on systems like Toronto’s Scarborough RT.
E280566 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: UTDC ICTS Mark I | Statement: [Scarborough RT, usesRollingStock, UTDC ICTS Mark I]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: UTDC ICTS Mark I
Context triple: [Scarborough RT, usesRollingStock, UTDC ICTS Mark I]
  • A. Pleiades supercomputer
    The Pleiades supercomputer is a high-performance computing system used by NASA for large-scale simulations and scientific research in fields such as aeronautics, space exploration, and climate modeling.
  • B. Tekhnopark
    Tekhnopark is a Moscow Metro station on the Zamoskvoretskaya Line serving the Technopark technology and business district in southern Moscow.
  • C. K Reactor
    K Reactor is a decommissioned nuclear production reactor at the Savannah River Site in South Carolina that was used primarily for producing weapons-grade materials during the Cold War.
  • D. IAS machine
    The IAS machine was an early electronic stored-program computer designed by John von Neumann and his colleagues at the Institute for Advanced Study, serving as a prototype for many subsequent computer architectures.
  • E. CERN data centre
    The CERN data centre is the primary computing and data storage facility of the European Organization for Nuclear Research, handling the massive data output from experiments like those at the Large Hadron Collider.
  • 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: UTDC ICTS Mark I
Triple: [Scarborough RT, usesRollingStock, UTDC ICTS Mark I]
Generated description
The UTDC ICTS Mark I is a first-generation intermediate-capacity rapid transit car design developed by the Urban Transportation Development Corporation, notable for its automated, linear-induction-motor technology used on systems like Toronto’s Scarborough RT.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: UTDC ICTS Mark I
Target entity description: The UTDC ICTS Mark I is a first-generation intermediate-capacity rapid transit car design developed by the Urban Transportation Development Corporation, notable for its automated, linear-induction-motor technology used on systems like Toronto’s Scarborough RT.
  • A. Pleiades supercomputer
    The Pleiades supercomputer is a high-performance computing system used by NASA for large-scale simulations and scientific research in fields such as aeronautics, space exploration, and climate modeling.
  • B. Tekhnopark
    Tekhnopark is a Moscow Metro station on the Zamoskvoretskaya Line serving the Technopark technology and business district in southern Moscow.
  • C. K Reactor
    K Reactor is a decommissioned nuclear production reactor at the Savannah River Site in South Carolina that was used primarily for producing weapons-grade materials during the Cold War.
  • D. IAS machine
    The IAS machine was an early electronic stored-program computer designed by John von Neumann and his colleagues at the Institute for Advanced Study, serving as a prototype for many subsequent computer architectures.
  • E. CERN data centre
    The CERN data centre is the primary computing and data storage facility of the European Organization for Nuclear Research, handling the massive data output from experiments like those at the Large Hadron Collider.
  • 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_69ab4a51410081908501dcf8bad9adc4 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd3853c848190970e8a2da16d726d completed March 7, 2026, 7:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69af657028f08190b461442bfc7489e1 completed March 10, 2026, 12:27 a.m.
NEDg Description generation batch_69af6de00ff48190ba9198e91276ec3d completed March 10, 2026, 1:03 a.m.
NED2 Entity disambiguation (via description) batch_69af6f55bbb481908f75d923caeb8a1c completed March 10, 2026, 1:09 a.m.
Created at: March 6, 2026, 9:48 p.m.