Triple

T15682641
Position Surface form Disambiguated ID Type / Status
Subject Beijing MTR E377615 entity
Predicate operates P24 FINISHED
Object Beijing Subway Daxing Line
The Beijing Subway Daxing Line is a rapid transit line in Beijing that connects the urban core with the southern Daxing district, serving as part of the city’s extensive metro network.
 E1249298 NE FINISHED

How this triple was built (4 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: Beijing Subway Daxing Line | Statement: [Beijing MTR, operates, Beijing Subway Daxing Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Beijing Subway Daxing Line
Context triple: [Beijing MTR, operates, Beijing Subway Daxing Line]
  • A. Beijing Subway Line 16
    Beijing Subway Line 16 is a rapid transit line in Beijing’s subway network that runs generally north–south, connecting the city’s northern suburbs with central and southwestern districts.
  • B. Beijing Subway Line 10
    Beijing Subway Line 10 is a major loop line in Beijing’s metro system that encircles the city center and connects numerous key business, residential, and transfer hubs.
  • C. Beijing Suburban Railway
    Beijing Suburban Railway is a commuter rail network serving the greater Beijing metropolitan area, connecting urban districts with surrounding suburban regions.
  • D. Beijing Subway Line 15
    Beijing Subway Line 15 is a major east–west rapid transit line in Beijing that serves northern parts of the city, connecting key residential and technology hub areas including sections of Haidian District.
  • E. Beijing Subway Line 17
    Beijing Subway Line 17 is a rapid transit line in Beijing’s subway system designed to improve north–south connectivity and serve growing residential and business areas including Tongzhou District.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Beijing Subway Daxing Line
Triple: [Beijing MTR, operates, Beijing Subway Daxing Line]
Generated description
The Beijing Subway Daxing Line is a rapid transit line in Beijing that connects the urban core with the southern Daxing district, serving as part of the city’s extensive metro network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Beijing Subway Daxing Line
Target entity description: The Beijing Subway Daxing Line is a rapid transit line in Beijing that connects the urban core with the southern Daxing district, serving as part of the city’s extensive metro network.
  • A. Beijing Subway Line 16
    Beijing Subway Line 16 is a rapid transit line in Beijing’s subway network that runs generally north–south, connecting the city’s northern suburbs with central and southwestern districts.
  • B. Beijing Subway Line 10
    Beijing Subway Line 10 is a major loop line in Beijing’s metro system that encircles the city center and connects numerous key business, residential, and transfer hubs.
  • C. Beijing Suburban Railway
    Beijing Suburban Railway is a commuter rail network serving the greater Beijing metropolitan area, connecting urban districts with surrounding suburban regions.
  • D. Beijing Subway Line 15
    Beijing Subway Line 15 is a major east–west rapid transit line in Beijing that serves northern parts of the city, connecting key residential and technology hub areas including sections of Haidian District.
  • E. Beijing Subway Line 17
    Beijing Subway Line 17 is a rapid transit line in Beijing’s subway system designed to improve north–south connectivity and serve growing residential and business areas including Tongzhou District.
  • F. None of above. chosen

Provenance (5 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_69d85cd2e28481909d4e975bee20872f completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04f31b5b881908e46ecd9fc6048ab completed April 16, 2026, 2:53 a.m.
NED1 Entity disambiguation (via context triple) batch_6a012ec19c508190912c3fe186f8a992 completed May 11, 2026, 1:20 a.m.
NEDg Description generation batch_6a01313d46908190a8e6df35a4bcf7e8 completed May 11, 2026, 1:30 a.m.
NED2 Entity disambiguation (via description) batch_6a013198d2d08190b593694809ac2ad6 completed May 11, 2026, 1:32 a.m.
Created at: April 10, 2026, 4:16 a.m.