Triple
T2467638
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wuhan–Guangzhou High-Speed Railway |
E55289
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object |
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.
|
E270064
|
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: CRH3 EMU | Statement: [Wuhan–Guangzhou High-Speed Railway, usesRollingStock, CRH3 EMU]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CRH3 EMU Context triple: [Wuhan–Guangzhou High-Speed Railway, usesRollingStock, CRH3 EMU]
-
A.
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.
-
B.
Class 397 Civity EMU
The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
-
C.
Class 720 EMU
The Class 720 EMU is a modern British electric multiple unit train built for high-capacity commuter and regional services, primarily operated in East Anglia.
-
D.
Class 730 Aventra
The Class 730 Aventra is a modern electric multiple unit train built by Alstom (originally Bombardier) for high-capacity, commuter and regional rail services on the UK network.
-
E.
M3 electric multiple unit
The M3 electric multiple unit is a class of electric commuter rail cars used by the Long Island Rail Road for high-capacity passenger service in the New York metropolitan area.
- 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: CRH3 EMU Triple: [Wuhan–Guangzhou High-Speed Railway, usesRollingStock, CRH3 EMU]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CRH3 EMU Target entity description: 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.
-
A.
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.
-
B.
Class 397 Civity EMU
The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
-
C.
Class 720 EMU
The Class 720 EMU is a modern British electric multiple unit train built for high-capacity commuter and regional services, primarily operated in East Anglia.
-
D.
Class 730 Aventra
The Class 730 Aventra is a modern electric multiple unit train built by Alstom (originally Bombardier) for high-capacity, commuter and regional rail services on the UK network.
-
E.
M3 electric multiple unit
The M3 electric multiple unit is a class of electric commuter rail cars used by the Long Island Rail Road for high-capacity passenger service in the New York metropolitan area.
- 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_69ab49e3622c8190ad22afa2c4fbb807 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd13310a8819095fd70672f933aa3 |
completed | March 7, 2026, 7:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af179f90e881909c09edb961b13a75 |
completed | March 9, 2026, 6:55 p.m. |
| NEDg | Description generation | batch_69af195ec8788190ae2f94f7cd86e605 |
completed | March 9, 2026, 7:02 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af1a28591c8190ab4f3dca260766f5 |
completed | March 9, 2026, 7:06 p.m. |
Created at: March 6, 2026, 9:44 p.m.