Triple

T11195283
Position Surface form Disambiguated ID Type / Status
Subject Zhongshan Park Station E264905 entity
Predicate operator P179 FINISHED
Object Shanghai No. 2 Metro Operation Co. Ltd. E674197 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 No. 2 Metro Operation Co. Ltd. | Statement: [Zhongshan Park Station, operator, Shanghai No. 2 Metro Operation Co. Ltd.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shanghai No. 2 Metro Operation Co. Ltd.
Context triple: [Zhongshan Park Station, operator, Shanghai No. 2 Metro Operation Co. Ltd.]
  • A. Shanghai No. 2 Metro Operation Co. Ltd. chosen
    Shanghai No. 2 Metro Operation Co. Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including major urban and suburban rail services.
  • B. Shanghai No. 1 Metro Operation Co. Ltd.
    Shanghai No. 1 Metro Operation Co. Ltd. is a major urban rail operator responsible for running key lines and stations within the Shanghai Metro system.
  • C. Shanghai No. 3 Metro Operation Co., Ltd.
    Shanghai No. 3 Metro Operation Co., Ltd. is a transit company responsible for operating and managing services on Shanghai Metro’s Line 7.
  • D. Shanghai No. 4 Metro Operation Co., Ltd.
    Shanghai No. 4 Metro Operation Co., Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including Line 6.
  • E. Shanghai Shentong Metro Group
    Shanghai Shentong Metro Group is the state-owned company responsible for operating and managing Shanghai’s urban rapid transit 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_69d6aa9eb9248190b20211772621b4bc completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8bf14e481908563b15790af4d20 completed April 9, 2026, 5:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4840640688190a5b3c36883b8fce8 completed April 19, 2026, 7:28 a.m.
Created at: April 8, 2026, 9:29 p.m.