Triple
T9010456
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 17 (Shanghai Metro) |
E215454
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | Yangtze River Delta metropolitan region |
E37623
|
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: Yangtze River Delta metropolitan region | Statement: [Line 17 (Shanghai Metro), regionServed, Yangtze River Delta metropolitan region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yangtze River Delta metropolitan region Context triple: [Line 17 (Shanghai Metro), regionServed, Yangtze River Delta metropolitan region]
-
A.
Yangtze River Delta
chosen
The Yangtze River Delta is a highly urbanized and economically vital region in eastern China, centered around the lower reaches of the Yangtze River and including major cities such as Shanghai.
-
B.
Pearl River Delta
The Pearl River Delta is a highly urbanized and economically vital megaregion in southern China, encompassing major cities such as Guangzhou, Shenzhen, and Hong Kong.
-
C.
Suzhou–Wuxi–Changzhou metropolitan area
The Suzhou–Wuxi–Changzhou metropolitan area is a major industrial and economic urban cluster in southern Jiangsu Province, China, known for its advanced manufacturing, dense population, and integration into the broader Yangtze River Delta region.
-
D.
Guangzhou metropolitan area
The Guangzhou metropolitan area is a major urban and economic hub in southern China centered on the city of Guangzhou and integrated into the broader Pearl River Delta megaregion.
-
E.
Beijing-Tianjin-Hebei region
The Beijing-Tianjin-Hebei region is a key metropolitan and economic cluster in northern China that integrates the capital Beijing, the port city Tianjin, and surrounding areas of Hebei Province.
- 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_69ca83a2bf088190986ee7a8eb90407d |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc69c1571881908d0b144786b5ee1f |
completed | April 1, 2026, 12:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d02fc332c881908847e70bee4695af |
completed | April 3, 2026, 9:23 p.m. |
Created at: March 30, 2026, 7:06 p.m.