Triple
T12147296
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Changzhou Metro Line 1 |
E289357
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Changzhou Metro |
E289357
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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 Metro | Statement: [Changzhou Metro Line 1, partOf, Changzhou Metro]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Changzhou Metro Context triple: [Changzhou Metro Line 1, partOf, Changzhou Metro]
-
A.
Changzhou Metro
chosen
Changzhou Metro is the urban rapid transit system serving the city of Changzhou in Jiangsu Province, China.
-
B.
Nanjing Metro
Nanjing Metro is the rapid transit system serving the city of Nanjing, China, comprising multiple urban and suburban lines that form a major part of the city's public transportation network.
-
C.
Nanjing Metro Line 10
Nanjing Metro Line 10 is an urban rapid transit line in Nanjing, China, connecting key districts on the city's western side and serving as part of the Nanjing Metro network.
-
D.
Nanjing Metro Line S1
Nanjing Metro Line S1 is an airport rail link in Nanjing, China, providing rapid transit service between the city’s urban area and Nanjing Lukou International Airport.
-
E.
Hangzhou Metro
Hangzhou Metro is the rapid transit system serving the city of Hangzhou, China, providing urban and suburban rail transportation across the metropolitan area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69d6ab4c6710819097a9d228382dde43 |
elicitation | completed |
| NER | batch_69d915ac2ebc81909155f9b2fb4a2252 |
ner | completed |
| NED1 | batch_69f61e4a573c8190b5dd6cc61849739b |
ned_source_triple | completed |
Created at: April 8, 2026, 9:49 p.m.