Triple

T9269951
Position Surface form Disambiguated ID Type / Status
Subject European Train Control System E222798 entity
Predicate hasComponent P35 FINISHED
Object Euroloop
Euroloop is a trackside transmission system used in the European Train Control System to continuously send data to passing trains and enhance signaling reliability and safety.
 E789034 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: Euroloop | Statement: [European Train Control System, hasComponent, Euroloop]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Euroloop
Context triple: [European Train Control System, hasComponent, Euroloop]
  • A. Omni Loop
    Omni Loop is one of the downtown Miami Metromover’s automated people-mover loops that circulates through the Omni district and nearby areas.
  • B. Loopt
    Loopt was an early location-based social networking mobile app startup that allowed users to share their real-time location with friends.
  • C. A Loop
    A Loop is a modern streetcar route in Portland, Oregon, that provides circulator service through the central city and adjacent neighborhoods as part of the Portland Streetcar system.
  • D. Ringbahn
    The Ringbahn is Berlin’s circular urban rail line that encircles the inner city and serves as a major hub for the Berlin S-Bahn network.
  • E. Pylon
    Pylon was an influential American post-punk band from Athens, Georgia, known for its angular guitar sound and role in the early alternative rock scene.
  • 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: Euroloop
Triple: [European Train Control System, hasComponent, Euroloop]
Generated description
Euroloop is a trackside transmission system used in the European Train Control System to continuously send data to passing trains and enhance signaling reliability and safety.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Euroloop
Target entity description: Euroloop is a trackside transmission system used in the European Train Control System to continuously send data to passing trains and enhance signaling reliability and safety.
  • A. Omni Loop
    Omni Loop is one of the downtown Miami Metromover’s automated people-mover loops that circulates through the Omni district and nearby areas.
  • B. Loopt
    Loopt was an early location-based social networking mobile app startup that allowed users to share their real-time location with friends.
  • C. A Loop
    A Loop is a modern streetcar route in Portland, Oregon, that provides circulator service through the central city and adjacent neighborhoods as part of the Portland Streetcar system.
  • D. Ringbahn
    The Ringbahn is Berlin’s circular urban rail line that encircles the inner city and serves as a major hub for the Berlin S-Bahn network.
  • E. Pylon
    Pylon was an influential American post-punk band from Athens, Georgia, known for its angular guitar sound and role in the early alternative rock scene.
  • 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_69ca841ffe208190aa7bcffbef2f8379 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd078525308190abfb883123742d3f completed April 1, 2026, 11:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69d09c2ca500819083ef4aa37f3e3a7f completed April 4, 2026, 5:05 a.m.
NEDg Description generation batch_69d09d5047e8819082dbb2e44547b41c completed April 4, 2026, 5:10 a.m.
NED2 Entity disambiguation (via description) batch_69d09dec544c819095e2109d5e1671d3 completed April 4, 2026, 5:13 a.m.
Created at: March 30, 2026, 7:33 p.m.