Triple

T12291823
Position Surface form Disambiguated ID Type / Status
Subject Shanghai Metro Line 18 E292981 entity
Predicate openedSection P28341 FINISHED
Object Hangtou – Yuqiao
Hangtou – Yuqiao is a segment of Shanghai Metro Line 18 that serves as part of the line’s southern corridor in Shanghai’s Pudong area.
E973957 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: Hangtou – Yuqiao | Statement: [Shanghai Metro Line 18, openedSection, Hangtou – Yuqiao]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hangtou – Yuqiao
Context triple: [Shanghai Metro Line 18, openedSection, Hangtou – Yuqiao]
  • A. Jinqiao
    Jinqiao is a subdistrict in Shanghai’s Pudong New Area known for its residential communities and growing commercial and industrial zones.
  • B. Tangqiao
    Tangqiao is a Shanghai Metro station located in the city's central area, serving passengers on the circular Line 4 route.
  • C. Beixinqiao
    Beixinqiao is a neighborhood and subway station area in central Beijing known for its traditional hutong streets, local eateries, and convenient access to several key city districts.
  • D. Hufangqiao
    Hufangqiao is a subway station in Beijing, China, serving passengers on the city's extensive metro network.
  • E. Gubeikou
    Gubeikou is a historically significant mountain pass and Great Wall fortification in northern China that has long served as a strategic gateway between the North China Plain and the Mongolian plateau.
  • 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: Hangtou – Yuqiao
Triple: [Shanghai Metro Line 18, openedSection, Hangtou – Yuqiao]
Generated description
Hangtou – Yuqiao is a segment of Shanghai Metro Line 18 that serves as part of the line’s southern corridor in Shanghai’s Pudong area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hangtou – Yuqiao
Target entity description: Hangtou – Yuqiao is a segment of Shanghai Metro Line 18 that serves as part of the line’s southern corridor in Shanghai’s Pudong area.
  • A. Jinqiao
    Jinqiao is a subdistrict in Shanghai’s Pudong New Area known for its residential communities and growing commercial and industrial zones.
  • B. Tangqiao
    Tangqiao is a Shanghai Metro station located in the city's central area, serving passengers on the circular Line 4 route.
  • C. Beixinqiao
    Beixinqiao is a neighborhood and subway station area in central Beijing known for its traditional hutong streets, local eateries, and convenient access to several key city districts.
  • D. Hufangqiao
    Hufangqiao is a subway station in Beijing, China, serving passengers on the city's extensive metro network.
  • E. Gubeikou
    Gubeikou is a historically significant mountain pass and Great Wall fortification in northern China that has long served as a strategic gateway between the North China Plain and the Mongolian plateau.
  • 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_69d6ab690ad081908c0ed3870ec82d53 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d91d22ba488190914342fa7e69e159 completed April 10, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69f61e775dac819099d44b61cbccc109 completed May 2, 2026, 3:55 p.m.
NEDg Description generation batch_69f61f5cc5608190a67a888eb5136ada completed May 2, 2026, 3:59 p.m.
NED2 Entity disambiguation (via description) batch_69f62006afcc8190b8e3b55a5fd8eaca completed May 2, 2026, 4:02 p.m.
Created at: April 8, 2026, 9:52 p.m.