Triple

T3216801
Position Surface form Disambiguated ID Type / Status
Subject Beijing MTR Corporation Limited E67416 entity
Predicate operates P24 FINISHED
Object 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.
E446508 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 Line 16 | Statement: [Beijing MTR Corporation Limited, operates, Beijing Subway Line 16]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Beijing Subway Line 16
Context triple: [Beijing MTR Corporation Limited, operates, Beijing Subway Line 16]
  • A. Batong Line (Beijing Subway)
    The Batong Line of the Beijing Subway is an eastern suburban rapid transit line that extends the main network into the Tongzhou District, serving as a key commuter corridor for residents traveling to and from central Beijing.
  • B. Changping Line (Beijing Subway)
    The Changping Line of the Beijing Subway is a rapid transit line serving Beijing’s northern Changping District, linking suburban residential areas and university zones with the city’s urban rail network.
  • C. S1 Line (Beijing Subway)
    The S1 Line of the Beijing Subway is a medium-low speed maglev rapid transit line serving the western suburbs of Beijing, including areas such as Mentougou District.
  • D. Beijing Subway
    The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
  • E. Daxing Line (Beijing Subway)
    The Daxing Line of the Beijing Subway is a rapid transit line serving Beijing’s southern Daxing District, linking it with the central city and integrating into the broader subway network.
  • 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 Line 16
Triple: [Beijing MTR Corporation Limited, operates, Beijing Subway Line 16]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Beijing Subway Line 16
Target entity description: 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.
  • A. Batong Line (Beijing Subway)
    The Batong Line of the Beijing Subway is an eastern suburban rapid transit line that extends the main network into the Tongzhou District, serving as a key commuter corridor for residents traveling to and from central Beijing.
  • B. Changping Line (Beijing Subway)
    The Changping Line of the Beijing Subway is a rapid transit line serving Beijing’s northern Changping District, linking suburban residential areas and university zones with the city’s urban rail network.
  • C. S1 Line (Beijing Subway)
    The S1 Line of the Beijing Subway is a medium-low speed maglev rapid transit line serving the western suburbs of Beijing, including areas such as Mentougou District.
  • D. Beijing Subway
    The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
  • E. Daxing Line (Beijing Subway)
    The Daxing Line of the Beijing Subway is a rapid transit line serving Beijing’s southern Daxing District, linking it with the central city and integrating into the broader subway network.
  • 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_69ad858b8adc8190ad989712c87a476b completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adab096b588190b22e41a76263ae92 completed March 8, 2026, 4:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69bd6786a558819098973b8f10b7e7cb completed March 20, 2026, 3:28 p.m.
NEDg Description generation batch_69bd6b5a3a488190ba0ff3bfd6277f24 completed March 20, 2026, 3:44 p.m.
NED2 Entity disambiguation (via description) batch_69bd6c641b488190b8c6860898971aa1 completed March 20, 2026, 3:48 p.m.
Created at: March 8, 2026, 3:08 p.m.