Triple
T12147321
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Changzhou Metro |
E289357
|
entity |
| Predicate | fareMedium |
P1303
|
FINISHED |
| Object |
Changzhou public transport card
The Changzhou public transport card is a rechargeable smart card used for convenient, cashless payment on public transportation services throughout Changzhou, including the metro system.
|
E966263
|
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: Changzhou public transport card | Statement: [Changzhou Metro, fareMedium, Changzhou public transport card]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Changzhou public transport card Context triple: [Changzhou Metro, fareMedium, Changzhou public transport card]
-
A.
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.
-
B.
Changzhou Metro
Changzhou Metro is the urban rapid transit system serving the city of Changzhou in Jiangsu Province, China.
-
C.
Changzhou North Railway Station
Changzhou North Railway Station is a major high-speed rail hub in Changzhou, Jiangsu Province, serving as an important stop on key intercity and national railway lines in eastern China.
-
D.
Changzhou Railway Station
Changzhou Railway Station is a major passenger railway hub in Changzhou, Jiangsu Province, serving regional and high-speed rail connections across eastern China.
-
E.
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.
- 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: Changzhou public transport card Triple: [Changzhou Metro, fareMedium, Changzhou public transport card]
Generated description
The Changzhou public transport card is a rechargeable smart card used for convenient, cashless payment on public transportation services throughout Changzhou, including the metro system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Changzhou public transport card Target entity description: The Changzhou public transport card is a rechargeable smart card used for convenient, cashless payment on public transportation services throughout Changzhou, including the metro system.
-
A.
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.
-
B.
Changzhou Metro
Changzhou Metro is the urban rapid transit system serving the city of Changzhou in Jiangsu Province, China.
-
C.
Changzhou North Railway Station
Changzhou North Railway Station is a major high-speed rail hub in Changzhou, Jiangsu Province, serving as an important stop on key intercity and national railway lines in eastern China.
-
D.
Changzhou Railway Station
Changzhou Railway Station is a major passenger railway hub in Changzhou, Jiangsu Province, serving regional and high-speed rail connections across eastern China.
-
E.
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.
- 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_69d6ab4c6710819097a9d228382dde43 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d915ac2ebc81909155f9b2fb4a2252 |
completed | April 10, 2026, 3:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f696ec648190aa43655ac8a2b312 |
completed | May 2, 2026, 1:05 p.m. |
| NEDg | Description generation | batch_69f600b7385881909ddb86a1d39ff5d4 |
completed | May 2, 2026, 1:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f601ef0a9c8190ac922562a8856def |
completed | May 2, 2026, 1:53 p.m. |
Created at: April 8, 2026, 9:49 p.m.