Triple
T6894703
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Changsha Huanghua International Airport |
E159141
|
entity |
| Predicate | connectedBy |
P37
|
FINISHED |
| Object |
Changsha Maglev Express
Changsha Maglev Express is a medium-low speed magnetic levitation rail line in Changsha, China, providing rapid transit between the city’s urban area and Changsha Huanghua International Airport.
|
E626740
|
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: Changsha Maglev Express | Statement: [Changsha Huanghua International Airport, connectedBy, Changsha Maglev Express]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Changsha Maglev Express Context triple: [Changsha Huanghua International Airport, connectedBy, Changsha Maglev Express]
-
A.
Shanghai Maglev Train
The Shanghai Maglev Train is a high-speed magnetic levitation railway in Shanghai, China, renowned as one of the fastest commercial train services in the world.
-
B.
Changsha Metro
Changsha Metro is the rapid transit system serving Changsha, the capital of Hunan Province in China, providing urban rail transportation across the city and its suburbs.
-
C.
Guangzhou–Shenzhen–Hong Kong Express Rail Link
The Guangzhou–Shenzhen–Hong Kong Express Rail Link is a high-speed railway corridor connecting major cities in southern China with Hong Kong, significantly reducing travel times and enhancing cross-border transportation.
-
D.
Taiwan High Speed Rail
Taiwan High Speed Rail is a high-speed railway system that runs along Taiwan’s western corridor, linking major cities with fast, frequent intercity train services.
-
E.
Jingxiong intercity railway
The Jingxiong intercity railway is a high-speed rail line connecting Beijing with the planned Xiong’an New Area in Hebei Province, designed to support regional integration and rapid passenger transport.
- 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: Changsha Maglev Express Triple: [Changsha Huanghua International Airport, connectedBy, Changsha Maglev Express]
Generated description
Changsha Maglev Express is a medium-low speed magnetic levitation rail line in Changsha, China, providing rapid transit between the city’s urban area and Changsha Huanghua International Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Changsha Maglev Express Target entity description: Changsha Maglev Express is a medium-low speed magnetic levitation rail line in Changsha, China, providing rapid transit between the city’s urban area and Changsha Huanghua International Airport.
-
A.
Shanghai Maglev Train
The Shanghai Maglev Train is a high-speed magnetic levitation railway in Shanghai, China, renowned as one of the fastest commercial train services in the world.
-
B.
Changsha Metro
Changsha Metro is the rapid transit system serving Changsha, the capital of Hunan Province in China, providing urban rail transportation across the city and its suburbs.
-
C.
Guangzhou–Shenzhen–Hong Kong Express Rail Link
The Guangzhou–Shenzhen–Hong Kong Express Rail Link is a high-speed railway corridor connecting major cities in southern China with Hong Kong, significantly reducing travel times and enhancing cross-border transportation.
-
D.
Taiwan High Speed Rail
Taiwan High Speed Rail is a high-speed railway system that runs along Taiwan’s western corridor, linking major cities with fast, frequent intercity train services.
-
E.
Jingxiong intercity railway
The Jingxiong intercity railway is a high-speed rail line connecting Beijing with the planned Xiong’an New Area in Hebei Province, designed to support regional integration and rapid passenger transport.
- 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_69c6883568c8819081db6407e892cccc |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d933032c8190997d67a15897619b |
completed | March 27, 2026, 7:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c748db2bd48190bb26f60c58ec8229 |
completed | March 28, 2026, 3:19 a.m. |
| NEDg | Description generation | batch_69c749901de081908e5c3ccd324e8191 |
completed | March 28, 2026, 3:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c74a0bcddc819084b22925cf57a205 |
completed | March 28, 2026, 3:24 a.m. |
Created at: March 27, 2026, 2:24 p.m.