Triple
T11870784
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Changsha–Zhuzhou–Xiangtan city cluster |
E282400
|
entity |
| Predicate | hasTransportInfrastructure |
P2560
|
FINISHED |
| Object | Changsha Metro |
E170355
|
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: Changsha Metro | Statement: [Changsha–Zhuzhou–Xiangtan city cluster, hasTransportInfrastructure, Changsha Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Changsha Metro Context triple: [Changsha–Zhuzhou–Xiangtan city cluster, hasTransportInfrastructure, Changsha Metro]
-
A.
Changsha Metro
chosen
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.
-
B.
Changsha Metro Line 2
Changsha Metro Line 2 is a major east–west rapid transit line in Changsha, China, connecting key urban districts and serving as one of the city's primary public transportation corridors.
-
C.
Changsha Metro Line 6
Changsha Metro Line 6 is a rapid transit line in Changsha, China, that provides urban rail service including a direct link to Changsha Huanghua International Airport.
-
D.
Changsha Metro Line 5
Changsha Metro Line 5 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and serving key residential and commercial areas.
-
E.
Changsha Metro Line 3
Changsha Metro Line 3 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and connecting key districts across the metropolitan area.
- 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_69d6ab2945d081908a5851c916cbcfb5 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8be15fb2481908f514781ce2c617f |
completed | April 10, 2026, 9:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f281b0969c8190a8c0a01ca292cc84 |
completed | April 29, 2026, 10:09 p.m. |
Created at: April 8, 2026, 9:43 p.m.