Triple
T9346077
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Longyang Road station |
E224893
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object | Shanghai Maglev line |
E191905
|
NE FINISHED |
How this triple was built (2 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: Shanghai Maglev line | Statement: [Longyang Road station, hasService, Shanghai Maglev line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Shanghai Maglev line Context triple: [Longyang Road station, hasService, Shanghai Maglev line]
-
A.
Shanghai Maglev Train
chosen
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 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.
-
C.
Incheon Airport Maglev
Incheon Airport Maglev is a driverless urban magnetic-levitation train line in Incheon, South Korea, providing short-distance passenger transport around Incheon International Airport.
-
D.
Shanghai Metro Line 18
Shanghai Metro Line 18 is a rapid transit line in the Shanghai Metro system serving areas including Yangpu District in Shanghai, China.
-
E.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca842993248190a79ab06968994b86 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd4f0e2ccc8190a68f1c96c0886660 |
completed | April 1, 2026, 4:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0f3c197208190bde7850de266fdf0 |
completed | April 4, 2026, 11:19 a.m. |
Created at: March 30, 2026, 7:41 p.m.