Triple
T5974269
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chunxi Road |
E132944
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Chengdu Metro Line 2 |
E555804
|
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: Chengdu Metro Line 2 | Statement: [Chunxi Road, servedBy, Chengdu Metro Line 2]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chengdu Metro Line 2 Context triple: [Chunxi Road, servedBy, Chengdu Metro Line 2]
-
A.
Chengdu Metro Line 2
chosen
Chengdu Metro Line 2 is a major east–west rapid transit line in Chengdu’s metro system, connecting key commercial, residential, and transport hubs across the city.
-
B.
Chengdu Metro Line 1
Chengdu Metro Line 1 is a major north–south rapid transit line in Chengdu, China, connecting key commercial and administrative areas across the city.
-
C.
Guangzhou Metro Line 2
Guangzhou Metro Line 2 is a major north–south rapid transit line in Guangzhou, China, connecting key railway hubs, commercial districts, and residential areas across the city.
-
D.
Wuhan Metro Line 2
Wuhan Metro Line 2 is a major east–west rapid transit line in Wuhan, China, notable for being the city’s first cross-Yangtze River metro line and a key backbone of its urban rail network.
-
E.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
- 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_69c0086deab081908550159ca23eec9b |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04a39c9d08190a78e1e3268584eb5 |
completed | March 22, 2026, 7:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0e41459c88190a9e0ee0321946e57 |
completed | March 23, 2026, 6:56 a.m. |
Created at: March 22, 2026, 4:03 p.m.