Triple
T4060672
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beijing–Xiong’an intercity railway |
E86201
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | CR400AF Fuxing EMU |
E302568
|
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: CR400AF Fuxing EMU | Statement: [Beijing–Xiong’an intercity railway, usesRollingStock, CR400AF Fuxing EMU]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CR400AF Fuxing EMU Context triple: [Beijing–Xiong’an intercity railway, usesRollingStock, CR400AF Fuxing EMU]
-
A.
Fuxing series EMU
chosen
The Fuxing series EMU is a family of Chinese high-speed electric multiple unit trains known for operating at some of the world’s highest commercial speeds on major routes across China’s high-speed rail network.
-
B.
CRH380A EMU
The CRH380A EMU is a high-speed electric multiple unit train used in China’s railway network, designed for rapid intercity passenger service at speeds of up to around 380 km/h.
-
C.
CRH
CRH is the China Railway High-speed service and branding used for China's network of high-speed passenger trains.
-
D.
CRH3 EMU
The CRH3 EMU is a high-speed electric multiple unit train used in China’s railway network, derived from Siemens Velaro technology and designed for operation at speeds up to around 350 km/h.
-
E.
CRH2 EMU
The CRH2 EMU is a high-speed electric multiple unit train used in China’s railway network, derived from Japan’s Shinkansen technology and designed for fast, long-distance passenger service.
- 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_69aed93c69208190a4efac0efe3cd69b |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefbd32c0c8190bc575974ccf831b3 |
completed | March 9, 2026, 4:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b562a98c488190a7e77cd46ff998bc |
completed | March 14, 2026, 1:29 p.m. |
Created at: March 9, 2026, 3:38 p.m.