Triple
T8238802
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Guangzhou–Zhuhai Intercity Railway |
E192477
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object |
CRH6A EMU
The CRH6A EMU is a high-speed electric multiple unit train used in China for intercity passenger services.
|
E720924
|
NE FINISHED |
How this triple was built (4 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: CRH6A EMU | Statement: [Guangzhou–Zhuhai Intercity Railway, rollingStock, CRH6A EMU]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CRH6A EMU Context triple: [Guangzhou–Zhuhai Intercity Railway, rollingStock, CRH6A EMU]
-
A.
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.
-
B.
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.
-
C.
Class 313 EMU
The Class 313 EMU is a British dual-voltage electric multiple unit train introduced in the 1970s, notable for being among the first of its kind to operate on both overhead and third-rail power systems.
-
D.
Class 745 EMU
The Class 745 EMU is a modern electric multiple unit train used on regional and intercity services in the UK, built for high-capacity, high-comfort passenger operations.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: CRH6A EMU Triple: [Guangzhou–Zhuhai Intercity Railway, rollingStock, CRH6A EMU]
Generated description
The CRH6A EMU is a high-speed electric multiple unit train used in China for intercity passenger services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CRH6A EMU Target entity description: The CRH6A EMU is a high-speed electric multiple unit train used in China for intercity passenger services.
-
A.
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.
-
B.
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.
-
C.
Class 313 EMU
The Class 313 EMU is a British dual-voltage electric multiple unit train introduced in the 1970s, notable for being among the first of its kind to operate on both overhead and third-rail power systems.
-
D.
Class 745 EMU
The Class 745 EMU is a modern electric multiple unit train used on regional and intercity services in the UK, built for high-capacity, high-comfort passenger operations.
-
E.
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.
- F. None of above. chosen
Provenance (5 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_69ca82dc8f148190a2c75a98501a7b91 |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb783a8cf48190bf85394fd3bd79e2 |
completed | March 31, 2026, 7:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cd3504e6ac8190b4cb12c80a7e7fc0 |
completed | April 1, 2026, 3:08 p.m. |
| NEDg | Description generation | batch_69cd37a47f3c81909491e9b0316c32f0 |
completed | April 1, 2026, 3:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cd4ecc8d68819099932b1ecefc0d36 |
completed | April 1, 2026, 4:58 p.m. |
Created at: March 30, 2026, 5:47 p.m.