Triple

T18470354
Position Surface form Disambiguated ID Type / Status
Subject Line 4 (Shenzhen Metro) E451278 entity
Predicate usesRollingStock P5426 FINISHED
Object Shenzhen Metro Line 4 trains — NE NERFINISHED

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: Shenzhen Metro Line 4 trains | Statement: [Line 4 (Shenzhen Metro), usesRollingStock, Shenzhen Metro Line 4 trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shenzhen Metro Line 4 trains
Context triple: [Line 4 (Shenzhen Metro), usesRollingStock, Shenzhen Metro Line 4 trains]
  • A. Shenzhen Metro Line 4 chosen
    Shenzhen Metro Line 4 is a major north–south rapid transit line in Shenzhen, China, connecting central districts with suburban areas and serving key residential and commercial hubs.
  • B. Line 4 southern section
    Line 4 southern section is the southern stretch of Paris Métro Line 4, serving stations such as Porte d’Orléans and connecting southern Parisian neighborhoods to the city center.
  • C. Shenzhen Metro Line 14
    Shenzhen Metro Line 14 is a rapid transit line in the Shenzhen Metro system that serves the eastern part of the city, providing high-capacity connections between suburban districts and the urban core.
  • D. Guangzhou Metro Type B trains
    Guangzhou Metro Type B trains are standard-gauge electric multiple units used across several lines of the Guangzhou Metro system to provide high-capacity urban rail transit.
  • E. Shenzhen Metro Line 16
    Shenzhen Metro Line 16 is a rapid transit line in the Shenzhen Metro system serving the Longgang area and surrounding districts in Shenzhen, China.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d38465a0819099b9b42d2a662ac1 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e5305f428c81909980bd30d150e7dd completed April 19, 2026, 7:43 p.m.
Created at: April 10, 2026, 11:34 a.m.