Triple

T8663849
Position Surface form Disambiguated ID Type / Status
Subject Line 3 (Shanghai Metro) E205614 entity
Predicate usesRollingStock P5426 FINISHED
Object Shanghai Metro Type A trains E674998 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: Shanghai Metro Type A trains | Statement: [Line 3 (Shanghai Metro), usesRollingStock, Shanghai Metro Type A trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shanghai Metro Type A trains
Context triple: [Line 3 (Shanghai Metro), usesRollingStock, Shanghai Metro Type A trains]
  • A. Shanghai Metro Type A trains chosen
    Shanghai Metro Type A trains are high-capacity electric multiple units used across the Shanghai Metro system, designed for heavy-traffic urban rapid transit lines such as Line 11.
  • B. 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.
  • C. Shanghai Metro
    Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
  • D. Shanghai Metro Line 18
    Shanghai Metro Line 18 is a rapid transit line in the Shanghai Metro system serving areas including Yangpu District in Shanghai, China.
  • E. Shanghai Metro Line 11
    Shanghai Metro Line 11 is a major rapid transit line in Shanghai that connects the city center with suburban areas including the Shanghai Disney Resort.
  • 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_69ca83516ae88190aefe034b3bc589e3 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc489f7edc8190bde1b4dc09249207 completed March 31, 2026, 10:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69cef37efbf08190805fbb270a4bce37 completed April 2, 2026, 10:53 p.m.
Created at: March 30, 2026, 6:30 p.m.