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.