Triple
T1498630
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Changsha |
E29743
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Changsha Railway Station
Changsha Railway Station is a major passenger rail hub in Changsha, Hunan Province, serving as an important transportation gateway for central China.
|
E172881
|
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 Railway Station | Statement: [Changsha, hasRailwayStation, Changsha Railway Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Changsha Railway Station Context triple: [Changsha, hasRailwayStation, Changsha Railway Station]
-
A.
Wuchang Railway Station
Wuchang Railway Station is one of the main passenger rail hubs in Wuhan, China, serving as a key node for regional and long-distance train services.
-
B.
Guangzhou Railway Station
Guangzhou Railway Station is one of the main railway hubs in Guangzhou, China, serving extensive long-distance and regional rail services across the country.
-
C.
Guangzhou South Railway Station
Guangzhou South Railway Station is a major high-speed rail hub in southern China, serving as one of the country’s busiest and most important transportation centers.
-
D.
Shanghai South Railway Station
Shanghai South Railway Station is a major passenger rail hub in southern Shanghai, serving high-speed, intercity, and regional train services and connecting the city with destinations across eastern and southern China.
-
E.
Changsha Huanghua International Airport
Changsha Huanghua International Airport is a major airport serving Changsha and the Hunan province in China, offering extensive domestic and growing international flight connections.
- 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 Railway Station Triple: [Changsha, hasRailwayStation, Changsha Railway Station]
Generated description
Changsha Railway Station is a major passenger rail hub in Changsha, Hunan Province, serving as an important transportation gateway for central China.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Changsha Railway Station Target entity description: Changsha Railway Station is a major passenger rail hub in Changsha, Hunan Province, serving as an important transportation gateway for central China.
-
A.
Wuchang Railway Station
Wuchang Railway Station is one of the main passenger rail hubs in Wuhan, China, serving as a key node for regional and long-distance train services.
-
B.
Guangzhou Railway Station
Guangzhou Railway Station is one of the main railway hubs in Guangzhou, China, serving extensive long-distance and regional rail services across the country.
-
C.
Guangzhou South Railway Station
Guangzhou South Railway Station is a major high-speed rail hub in southern China, serving as one of the country’s busiest and most important transportation centers.
-
D.
Shanghai South Railway Station
Shanghai South Railway Station is a major passenger rail hub in southern Shanghai, serving high-speed, intercity, and regional train services and connecting the city with destinations across eastern and southern China.
-
E.
Changsha Huanghua International Airport
Changsha Huanghua International Airport is a major airport serving Changsha and the Hunan province in China, offering extensive domestic and growing international flight connections.
- 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_69a498dba1d8819093b46a3a8d2485f1 |
completed | March 1, 2026, 7:51 p.m. |
| NER | Named-entity recognition | batch_69a4c6ef5ce88190a6b520525a6d42a3 |
completed | March 1, 2026, 11:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad2331b49881908672251bb86418df |
completed | March 8, 2026, 7:20 a.m. |
| NEDg | Description generation | batch_69ad23d86d088190bbea03d5d49bc009 |
completed | March 8, 2026, 7:23 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad2459c38c8190a8c166c2743a8936 |
completed | March 8, 2026, 7:25 a.m. |
Created at: March 1, 2026, 8:12 p.m.