Triple
T530950
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beijing Subway |
E12220
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Beijing MTR Corporation Limited
Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
|
E67416
|
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 MTR Corporation Limited | Statement: [Beijing Subway, operator, Beijing MTR Corporation Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beijing MTR Corporation Limited Context triple: [Beijing Subway, operator, Beijing MTR 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 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.
-
C.
Dalian Wanda Group
Dalian Wanda Group is a major Chinese multinational conglomerate with core businesses in commercial property, entertainment, and tourism.
-
D.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
-
E.
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.
- 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 MTR Corporation Limited Triple: [Beijing Subway, operator, Beijing MTR Corporation Limited]
Generated description
Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Beijing MTR Corporation Limited Target entity description: Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
-
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 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.
-
C.
Dalian Wanda Group
Dalian Wanda Group is a major Chinese multinational conglomerate with core businesses in commercial property, entertainment, and tourism.
-
D.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
-
E.
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.
- 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_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_69a4c66d76588190864ac6a992c44545 |
completed | March 1, 2026, 11:06 p.m. |
| NEDg | Description generation | batch_69a4c7d8ba3081909ae63cafc11ad6bb |
completed | March 1, 2026, 11:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4c83437ec8190a8b71e45357b4e32 |
completed | March 1, 2026, 11:13 p.m. |
Created at: March 1, 2026, 7:32 p.m.