Triple

T17153205
Position Surface form Disambiguated ID Type / Status
Subject Seoul Subway Line 9 E416274 entity
Predicate operator P179 FINISHED
Object Seoul Metro Line 9 Corporation E1245524 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: Seoul Metro Line 9 Corporation | Statement: [Seoul Subway Line 9, operator, Seoul Metro Line 9 Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Seoul Metro Line 9 Corporation
Context triple: [Seoul Subway Line 9, operator, Seoul Metro Line 9 Corporation]
  • A. Seoul Metro Line 9 Corporation chosen
    Seoul Metro Line 9 Corporation is the company responsible for operating and managing services on Seoul Subway Line 9, one of the major urban rail lines in Seoul, South Korea.
  • B. Incheon Transit Corporation
    Incheon Transit Corporation is a public transportation company responsible for operating and managing the urban rail network in Incheon, South Korea.
  • C. Daegu Metropolitan Transit Corporation
    Daegu Metropolitan Transit Corporation is the public company responsible for operating and managing the urban rail transit system in Daegu, South Korea.
  • D. Gyeonggi Railroad Co., Ltd.
    Gyeonggi Railroad Co., Ltd. is a South Korean railway company responsible for operating segments of the Seoul Metropolitan Subway network.
  • E. Busan Transportation Corporation
    Busan Transportation Corporation is the public company responsible for operating and managing the Busan Metro system in Busan, South Korea.
  • 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_69d886d279c081909f8ff1f743ddeb69 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3f4092c40819096359ff90af16c3e completed April 18, 2026, 9:13 p.m.
NED1 Entity disambiguation (via context triple) batch_6a01415d19288190beb3c94da2ce8c0e completed May 11, 2026, 2:39 a.m.
Created at: April 10, 2026, 5:37 a.m.