Triple
T14003295
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beijing Capital International Airport Terminal 3 station |
E336884
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Beijing Capital Metro Co., Ltd.
Beijing Capital Metro Co., Ltd. is a transit company responsible for operating metro services associated with Beijing Capital International Airport, including its Terminal 3 station.
|
E1099151
|
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 Capital Metro Co., Ltd. | Statement: [Beijing Capital International Airport Terminal 3 station, operator, Beijing Capital Metro Co., Ltd.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beijing Capital Metro Co., Ltd. Context triple: [Beijing Capital International Airport Terminal 3 station, operator, Beijing Capital Metro Co., Ltd.]
-
A.
Beijing Mass Transit Railway Operation Corporation Limited
Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
-
B.
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.
-
C.
Tianjin Metro Group Co., Ltd.
Tianjin Metro Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Tianjin, China.
-
D.
Shanghai Shentong Metro Group
Shanghai Shentong Metro Group is the state-owned company responsible for operating and managing Shanghai’s urban rapid transit network.
-
E.
Shijiazhuang Metro Group
Shijiazhuang Metro Group is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Shijiazhuang, China.
- 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 Capital Metro Co., Ltd. Triple: [Beijing Capital International Airport Terminal 3 station, operator, Beijing Capital Metro Co., Ltd.]
Generated description
Beijing Capital Metro Co., Ltd. is a transit company responsible for operating metro services associated with Beijing Capital International Airport, including its Terminal 3 station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Beijing Capital Metro Co., Ltd. Target entity description: Beijing Capital Metro Co., Ltd. is a transit company responsible for operating metro services associated with Beijing Capital International Airport, including its Terminal 3 station.
-
A.
Beijing Mass Transit Railway Operation Corporation Limited
Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
-
B.
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.
-
C.
Tianjin Metro Group Co., Ltd.
Tianjin Metro Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Tianjin, China.
-
D.
Shanghai Shentong Metro Group
Shanghai Shentong Metro Group is the state-owned company responsible for operating and managing Shanghai’s urban rapid transit network.
-
E.
Shijiazhuang Metro Group
Shijiazhuang Metro Group is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Shijiazhuang, China.
- 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_69d81c645c5c8190b1fd16a285a1b78a |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2ed1d2548190bb46d6b7cba4ffde |
completed | April 14, 2026, 12:10 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd5bb227b48190bed1d19b8066b283 |
completed | May 8, 2026, 3:42 a.m. |
| NEDg | Description generation | batch_69fd5d585cc08190908bc5f9b8abdb82 |
completed | May 8, 2026, 3:49 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd5e0bbd6c8190b14039b3335692c7 |
completed | May 8, 2026, 3:52 a.m. |
Created at: April 9, 2026, 10:19 p.m.