Triple
T3216900
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beijing South Railway Station |
E67418
|
entity |
| Predicate | hasSymbol |
P129
|
FINISHED |
| Object |
CRH
CRH is the China Railway High-speed service and branding used for China's network of high-speed passenger trains.
|
E338350
|
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: CRH | Statement: [Beijing South Railway Station, hasSymbol, CRH]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CRH Context triple: [Beijing South Railway Station, hasSymbol, CRH]
-
A.
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.
-
B.
Fuxing series EMU
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.
-
C.
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.
-
D.
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.
-
E.
CP Class 3400 EMU
The CP Class 3400 EMU is a series of electric multiple-unit trains operated by Comboios de Portugal, primarily used for suburban and commuter rail services.
- 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: CRH Triple: [Beijing South Railway Station, hasSymbol, CRH]
Generated description
CRH is the China Railway High-speed service and branding used for China's network of high-speed passenger trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CRH Target entity description: CRH is the China Railway High-speed service and branding used for China's network of high-speed passenger trains.
-
A.
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.
-
B.
Fuxing series EMU
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.
-
C.
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.
-
D.
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.
-
E.
CP Class 3400 EMU
The CP Class 3400 EMU is a series of electric multiple-unit trains operated by Comboios de Portugal, primarily used for suburban and commuter rail services.
- 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_69ad858b8adc8190ad989712c87a476b |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69adab0ae494819093d39c367facde27 |
completed | March 8, 2026, 4:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b26241803c8190aa3254d5887c80f4 |
completed | March 12, 2026, 6:50 a.m. |
| NEDg | Description generation | batch_69b2664ddd488190a3edf40fc2dcee18 |
completed | March 12, 2026, 7:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b266ca4a90819083ecb16095a2984b |
completed | March 12, 2026, 7:10 a.m. |
Created at: March 8, 2026, 3:08 p.m.