Triple

T13824550
Position Surface form Disambiguated ID Type / Status
Subject Communication University of China Station E332216 entity
Predicate fareCollectionSystem P395 FINISHED
Object Beijing Yikatong
Beijing Yikatong is a rechargeable contactless smart card system used for paying fares on public transportation and other services throughout Beijing.
E1063357 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 Yikatong | Statement: [Communication University of China Station, fareCollectionSystem, Beijing Yikatong]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Beijing Yikatong
Context triple: [Communication University of China Station, fareCollectionSystem, Beijing Yikatong]
  • A. Yang Cheng Tong card
    The Yang Cheng Tong card is a rechargeable contactless smart card widely used in Guangzhou for convenient payment on public transportation and various retail purchases.
  • B. Shanghai Public Transportation Card
    The Shanghai Public Transportation Card is a rechargeable contactless smart card widely used to pay fares across Shanghai’s public transit system, including buses, metro, ferries, and taxis.
  • C. Shenzhen Tong card
    The Shenzhen Tong card is a rechargeable contactless smart card used for paying fares on public transportation and making small-value purchases throughout Shenzhen.
  • D. Wuhan Tong card
    The Wuhan Tong card is a rechargeable contactless smart card used for paying fares on public transportation and other services in Wuhan, China.
  • E. Beijing Mass Transit Railway Operation Corporation Limited
    Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
  • 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 Yikatong
Triple: [Communication University of China Station, fareCollectionSystem, Beijing Yikatong]
Generated description
Beijing Yikatong is a rechargeable contactless smart card system used for paying fares on public transportation and other services throughout Beijing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Beijing Yikatong
Target entity description: Beijing Yikatong is a rechargeable contactless smart card system used for paying fares on public transportation and other services throughout Beijing.
  • A. Yang Cheng Tong card
    The Yang Cheng Tong card is a rechargeable contactless smart card widely used in Guangzhou for convenient payment on public transportation and various retail purchases.
  • B. Shanghai Public Transportation Card
    The Shanghai Public Transportation Card is a rechargeable contactless smart card widely used to pay fares across Shanghai’s public transit system, including buses, metro, ferries, and taxis.
  • C. Shenzhen Tong card
    The Shenzhen Tong card is a rechargeable contactless smart card used for paying fares on public transportation and making small-value purchases throughout Shenzhen.
  • D. Wuhan Tong card
    The Wuhan Tong card is a rechargeable contactless smart card used for paying fares on public transportation and other services in Wuhan, China.
  • E. Beijing Mass Transit Railway Operation Corporation Limited
    Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
  • 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_69d81c5ae7c88190b0dd41bdafeb5999 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0285fb7c8190be4b90bdc0d6fa53 completed April 14, 2026, 9:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7b8e85c6c81908bdf5d43b917d151 completed May 3, 2026, 9:06 p.m.
NEDg Description generation batch_69f7b9d81f488190875e9b3f885556ab completed May 3, 2026, 9:10 p.m.
NED2 Entity disambiguation (via description) batch_69f7ba936c4481908757699ff22d3904 completed May 3, 2026, 9:13 p.m.
Created at: April 9, 2026, 10:13 p.m.