Triple
T16305768
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tanggula railway station |
E395905
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Qinghai–Tibet passenger trains |
E395904
|
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: Qinghai–Tibet passenger trains | Statement: [Tanggula railway station, serves, Qinghai–Tibet passenger trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Qinghai–Tibet passenger trains Context triple: [Tanggula railway station, serves, Qinghai–Tibet passenger trains]
-
A.
Qinghai–Tibet Railway
chosen
The Qinghai–Tibet Railway is a high-altitude rail line in China that connects Xining in Qinghai Province to Lhasa in Tibet, renowned for traversing some of the world’s highest terrain and permafrost regions.
-
B.
Longhai Railway
Longhai Railway is a major east–west rail corridor in China that connects key cities across several provinces and serves as an important artery for national transportation and commerce.
-
C.
Hotan–Ruoqiang Railway
The Hotan–Ruoqiang Railway is a major rail line in China’s Xinjiang region that forms part of the loop around the Taklamakan Desert, enhancing connectivity and economic development in this remote area.
-
D.
Lanzhou–Xinjiang high-speed railway
The Lanzhou–Xinjiang high-speed railway is a major high-speed rail corridor in northwestern China that connects Lanzhou in Gansu Province with Ürümqi in the Xinjiang Uyghur Autonomous Region, significantly reducing travel times across the region.
-
E.
Korla–Golmud Railway
The Korla–Golmud Railway is a major rail line in western China that links Xinjiang and Qinghai across remote desert and plateau regions, enhancing regional connectivity and resource transport.
- 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_69d87f23bb088190a16fbb91a1957ea5 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e288d5619081909d0f8157cc487877 |
completed | April 17, 2026, 7:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a001fa3353c8190825b31854a97220c |
completed | May 10, 2026, 6:03 a.m. |
Created at: April 10, 2026, 5:06 a.m.