Triple
T530949
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beijing Subway |
E12220
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Beijing Mass Transit Railway Operation Corporation Limited
Beijing Mass Transit Railway Operation Corporation Limited is the state-owned company responsible for operating and managing most of the urban rail transit lines in Beijing, China.
|
E12220
|
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: Beijing Mass Transit Railway Operation Corporation Limited | Statement: [Beijing Subway, operator, Beijing Mass Transit Railway Operation Corporation Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beijing Mass Transit Railway Operation Corporation Limited Context triple: [Beijing Subway, operator, Beijing Mass Transit Railway Operation Corporation Limited]
-
A.
Beijing Capital International Airport Company Limited
Beijing Capital International Airport Company Limited is the state-controlled company responsible for managing and operating Beijing’s main international airport and related aviation services.
-
B.
Beijing State-owned Assets Management Co., Ltd.
Beijing State-owned Assets Management Co., Ltd. is a Chinese state-owned enterprise responsible for managing and operating major government-owned assets and landmark facilities in Beijing.
-
C.
China Railway
China Railway is the state-owned national railway operator of China, responsible for managing and operating the country’s extensive rail network and services.
-
D.
Beijing Subway
The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
-
E.
Wuhan Metro
Wuhan Metro is the rapid transit system serving the city of Wuhan, China, providing urban rail transportation across its major districts.
- 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: Beijing Mass Transit Railway Operation Corporation Limited Triple: [Beijing Subway, operator, Beijing Mass Transit Railway Operation Corporation Limited]
Generated description
Beijing Mass Transit Railway Operation Corporation Limited is the state-owned company responsible for operating and managing most of the urban rail transit lines in Beijing, China.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Beijing Mass Transit Railway Operation Corporation Limited Target entity description: Beijing Mass Transit Railway Operation Corporation Limited is the state-owned company responsible for operating and managing most of the urban rail transit lines in Beijing, China.
-
A.
Beijing Capital International Airport Company Limited
Beijing Capital International Airport Company Limited is the state-controlled company responsible for managing and operating Beijing’s main international airport and related aviation services.
-
B.
Beijing State-owned Assets Management Co., Ltd.
Beijing State-owned Assets Management Co., Ltd. is a Chinese state-owned enterprise responsible for managing and operating major government-owned assets and landmark facilities in Beijing.
-
C.
China Railway
China Railway is the state-owned national railway operator of China, responsible for managing and operating the country’s extensive rail network and services.
-
D.
Beijing Subway
chosen
The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
-
E.
Wuhan Metro
Wuhan Metro is the rapid transit system serving the city of Wuhan, China, providing urban rail transportation across its major districts.
- F. None of above.
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_69a4933208e88190891f5debab1b776d |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a494dda58c8190870305056838a2b2 |
completed | March 1, 2026, 7:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4c02df1fc8190bdb1410bd020af62 |
completed | March 1, 2026, 10:39 p.m. |
| NEDg | Description generation | batch_69a4c437206c819087cefdb3d163e953 |
completed | March 1, 2026, 10:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4c55468808190a997500ad8895f8c |
completed | March 1, 2026, 11:01 p.m. |
Created at: March 1, 2026, 7:32 p.m.