Triple

T14127568
Position Surface form Disambiguated ID Type / Status
Subject Beijing Mass Transit Railway Operation Corporation Limited E340072 entity
Predicate hasChineseName P4878 FINISHED
Object 北京地铁运营有限公司 E340072 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: 北京地铁运营有限公司 | Statement: [Beijing Mass Transit Railway Operation Corporation Limited, hasChineseName, 北京地铁运营有限公司]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 北京地铁运营有限公司
Context triple: [Beijing Mass Transit Railway Operation Corporation Limited, hasChineseName, 北京地铁运营有限公司]
  • A. Beijing Mass Transit Railway Operation Corporation Limited chosen
    Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
  • B. Tianjin Metro Group Co., Ltd.
    Tianjin Metro Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Tianjin, China.
  • C. Beijing MTR Corporation Limited
    Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
  • D. Beijing Infrastructure Investment Co., Ltd.
    Beijing Infrastructure Investment Co., Ltd. is a state-owned enterprise responsible for financing, constructing, and managing major urban infrastructure projects in Beijing, particularly in the rail transit sector.
  • E. Beijing Municipal Commission of Transport
    The Beijing Municipal Commission of Transport is the city government agency responsible for planning, regulating, and overseeing Beijing’s transportation systems, including its extensive subway 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_69d81c6a95b481909e39111e0c1f31ee completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de6098013c8190b1bac9d3fff60acd completed April 14, 2026, 3:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcdf0c833081908458e4eaee689df7 completed May 7, 2026, 6:50 p.m.
Created at: April 9, 2026, 10:22 p.m.