Triple

T10443562
Position Surface form Disambiguated ID Type / Status
Subject Hyundai Rotem low-floor tram E246227 entity
Predicate category P87 FINISHED
Object Hyundai Rotem rolling stock E440188 NE FINISHED

How this triple was built (2 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: Hyundai Rotem rolling stock | Statement: [Hyundai Rotem low-floor tram, category, Hyundai Rotem rolling stock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hyundai Rotem rolling stock
Context triple: [Hyundai Rotem low-floor tram, category, Hyundai Rotem rolling stock]
  • A. Hyundai Rotem chosen
    Hyundai Rotem is a South Korean rolling stock and heavy rail equipment manufacturer known for producing trains, subway cars, and light rail vehicles for transit systems worldwide.
  • B. Hyundai Rotem low-floor tram
    The Hyundai Rotem low-floor tram is a modern, accessible light-rail vehicle designed for urban public transport, featuring a low-floor design for easy boarding and efficient passenger flow.
  • C. Hyundai Engineering & Construction
    Hyundai Engineering & Construction is a major South Korean construction and engineering company known for large-scale infrastructure, skyscraper, and civil engineering projects worldwide.
  • D. Hyundai Construction Equipment
    Hyundai Construction Equipment is a global manufacturer of construction machinery and equipment, known for its excavators, wheel loaders, and industrial vehicles used in infrastructure and industrial projects.
  • E. Comeng EMU
    The Comeng EMU is a long-serving class of electric multiple unit trains used on Melbourne's suburban rail network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d381c04fe08190957c26c526a3b05a completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4fdbd731c819084dfff83b4481ae8 completed April 7, 2026, 12:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69d89fa5b3b081909af7de1745372add completed April 10, 2026, 6:58 a.m.
Created at: April 6, 2026, 12:15 p.m.