Triple

T1901958
Position Surface form Disambiguated ID Type / Status
Subject High Speed 1 E37707 entity
Predicate safetySystem P840 FINISHED
Object TVM-430 cab signalling
TVM-430 cab signalling is a high-speed in-cab train control and signalling system used on modern high-speed rail lines to continuously transmit movement authority and speed information directly to the driver.
E27668 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: TVM-430 cab signalling | Statement: [High Speed 1, safetySystem, TVM-430 cab signalling]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: TVM-430 cab signalling
Context triple: [High Speed 1, safetySystem, TVM-430 cab signalling]
  • A. Automatic Train Control
    Automatic Train Control is a railway safety and control system that automates train operations such as speed regulation and braking to prevent collisions and ensure safe, efficient train movement.
  • B. Automatic Train Supervision
    Automatic Train Supervision is a rail signaling subsystem that monitors, regulates, and optimizes train operations in real time, including scheduling, routing, and service regulation.
  • C. Siemens ACS-64
    The Siemens ACS-64 is a high-speed, electric locomotive used by Amtrak for passenger rail service in the United States.
  • D. New Technology Train standards
    New Technology Train standards are a set of modern design, performance, and safety specifications developed for New York City Subway rolling stock to improve reliability, efficiency, and passenger experience.
  • E. DE30AC locomotive
    The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
  • 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: TVM-430 cab signalling
Triple: [High Speed 1, safetySystem, TVM-430 cab signalling]
Generated description
TVM-430 cab signalling is a high-speed in-cab train control and signalling system used on modern high-speed rail lines to continuously transmit movement authority and speed information directly to the driver.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: TVM-430 cab signalling
Target entity description: TVM-430 cab signalling is a high-speed in-cab train control and signalling system used on modern high-speed rail lines to continuously transmit movement authority and speed information directly to the driver.
  • A. Automatic Train Control chosen
    Automatic Train Control is a railway safety and control system that automates train operations such as speed regulation and braking to prevent collisions and ensure safe, efficient train movement.
  • B. Automatic Train Supervision
    Automatic Train Supervision is a rail signaling subsystem that monitors, regulates, and optimizes train operations in real time, including scheduling, routing, and service regulation.
  • C. Siemens ACS-64
    The Siemens ACS-64 is a high-speed, electric locomotive used by Amtrak for passenger rail service in the United States.
  • D. New Technology Train standards
    New Technology Train standards are a set of modern design, performance, and safety specifications developed for New York City Subway rolling stock to improve reliability, efficiency, and passenger experience.
  • E. DE30AC locomotive
    The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
  • F. None of above.

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_69a8861be7148190a680937ec451a304 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb18da27c8190b315b462c857f4c2 completed March 7, 2026, 5:03 a.m.
NED1 Entity disambiguation (via context triple) batch_69adeaf558148190b920693e2348190f completed March 8, 2026, 9:32 p.m.
NEDg Description generation batch_69adebafc474819092f9e2ec9768cf3f completed March 8, 2026, 9:35 p.m.
NED2 Entity disambiguation (via description) batch_69adec2a928881909a1059ea5d4fc72b completed March 8, 2026, 9:37 p.m.
Created at: March 4, 2026, 7:35 p.m.