Triple

T3176438
Position Surface form Disambiguated ID Type / Status
Subject Line 4 (Beijing Subway) E66475 entity
Predicate hasTerminus P388 FINISHED
Object Tiangongyuan station
Tiangongyuan station is a southern terminus station on Beijing's Subway network, serving as a key endpoint for Line 4.
 E334596 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: Tiangongyuan station | Statement: [Line 4 (Beijing Subway), hasTerminus, Tiangongyuan station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tiangongyuan station
Context triple: [Line 4 (Beijing Subway), hasTerminus, Tiangongyuan station]
  • A. Tiangong space station
    The Tiangong space station is China’s modular, permanently crewed orbital outpost that serves as the centerpiece of its independent human spaceflight and research program in low Earth orbit.
  • B. Mengtian
    Mengtian is a Chinese space laboratory module that forms part of the Tiangong space station, supporting scientific experiments and research in orbit.
  • C. Wentian
    Wentian is a Chinese space laboratory module that serves as a key component of the Tiangong space station, providing additional research facilities, living space, and support systems for taikonauts in orbit.
  • D. Jiuquan Satellite Launch Center
    Jiuquan Satellite Launch Center is China’s oldest and largest spaceport, located in the Gobi Desert and primarily used for launching crewed Shenzhou missions and various satellites into orbit.
  • E. Xichang Satellite Launch Center
    Xichang Satellite Launch Center is one of China’s primary spaceports, used mainly for launching communications and navigation satellites into geostationary orbit.
  • 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: Tiangongyuan station
Triple: [Line 4 (Beijing Subway), hasTerminus, Tiangongyuan station]
Generated description
Tiangongyuan station is a southern terminus station on Beijing's Subway network, serving as a key endpoint for Line 4.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tiangongyuan station
Target entity description: Tiangongyuan station is a southern terminus station on Beijing's Subway network, serving as a key endpoint for Line 4.
  • A. Tiangong space station
    The Tiangong space station is China’s modular, permanently crewed orbital outpost that serves as the centerpiece of its independent human spaceflight and research program in low Earth orbit.
  • B. Mengtian
    Mengtian is a Chinese space laboratory module that forms part of the Tiangong space station, supporting scientific experiments and research in orbit.
  • C. Wentian
    Wentian is a Chinese space laboratory module that serves as a key component of the Tiangong space station, providing additional research facilities, living space, and support systems for taikonauts in orbit.
  • D. Jiuquan Satellite Launch Center
    Jiuquan Satellite Launch Center is China’s oldest and largest spaceport, located in the Gobi Desert and primarily used for launching crewed Shenzhou missions and various satellites into orbit.
  • E. Xichang Satellite Launch Center
    Xichang Satellite Launch Center is one of China’s primary spaceports, used mainly for launching communications and navigation satellites into geostationary orbit.
  • 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_69ad8586a34c8190944c63ec11a8de1a completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada69b0bec8190957913b44d876079 completed March 8, 2026, 4:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235f16e60819091cbdb76130ecc40 completed March 12, 2026, 3:41 a.m.
NEDg Description generation batch_69b23699a6fc81908b15c7e23340f476 completed March 12, 2026, 3:44 a.m.
NED2 Entity disambiguation (via description) batch_69b23a51a21c819083a4986e5b3ac63d completed March 12, 2026, 4 a.m.
Created at: March 8, 2026, 3:06 p.m.