Triple

T4008115
Position Surface form Disambiguated ID Type / Status
Subject Haidian District E89575 entity
Predicate hasTransportation P105 FINISHED
Object 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.
 E526561 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 15 | Statement: [Haidian District, hasTransportation, Beijing Subway Line 15]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Beijing Subway Line 15
Context triple: [Haidian District, hasTransportation, Beijing Subway Line 15]
  • 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. 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.
  • C. 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.
  • 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. Shanghai Metro Line 15
    Shanghai Metro Line 15 is a north–south rapid transit line in Shanghai’s metro system serving numerous districts with fully automated trains.
  • 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 15
Triple: [Haidian District, hasTransportation, Beijing Subway Line 15]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Beijing Subway Line 15
Target entity description: 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.
  • 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. 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.
  • C. 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.
  • 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. Shanghai Metro Line 15
    Shanghai Metro Line 15 is a north–south rapid transit line in Shanghai’s metro system serving numerous districts with fully automated trains.
  • 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_69aed9585e788190bec2d39deba3750f completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa647f80819081180eb267f1cfcc completed March 9, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69bfc1fe1188819097c3d382323571be completed March 22, 2026, 10:18 a.m.
NEDg Description generation batch_69bfc2856a048190b7c32e641495fe6c completed March 22, 2026, 10:20 a.m.
NED2 Entity disambiguation (via description) batch_69bfc2de851c8190a9e03844a65a71b2 completed March 22, 2026, 10:22 a.m.
Created at: March 9, 2026, 3:34 p.m.