Triple
T3676352
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stockholm metro |
E78001
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
MTR Nordic
MTR Nordic is a Swedish public transport company that operates and manages rail and metro services, including the Stockholm metro, as part of the global MTR Corporation group.
|
E378320
|
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: MTR Nordic | Statement: [Stockholm metro, operator, MTR Nordic]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MTR Nordic Context triple: [Stockholm metro, operator, MTR Nordic]
-
A.
MTR urban lines
MTR urban lines are a network of rapid transit railway services forming the core of Hong Kong’s mass transit system, particularly serving dense urban areas such as Kowloon.
-
B.
MTR Airport Express
MTR Airport Express is a high-speed rail service in Hong Kong that links Hong Kong International Airport with the city’s urban rail network.
-
C.
MTR Tseung Kwan O Line
The MTR Tseung Kwan O Line is a rapid transit line of Hong Kong’s Mass Transit Railway system that connects urban Kowloon with the Tseung Kwan O New Town in the New Territories.
-
D.
MTR Tung Chung Line
The MTR Tung Chung Line is a major Hong Kong metro line that connects urban Kowloon and Hong Kong Island with the new town of Tung Chung and the airport area on Lantau Island.
-
E.
MTR Corporation
MTR Corporation is a Hong Kong-based public transport company best known for operating the city’s mass transit railway network and related property and infrastructure businesses.
- 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: MTR Nordic Triple: [Stockholm metro, operator, MTR Nordic]
Generated description
MTR Nordic is a Swedish public transport company that operates and manages rail and metro services, including the Stockholm metro, as part of the global MTR Corporation group.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MTR Nordic Target entity description: MTR Nordic is a Swedish public transport company that operates and manages rail and metro services, including the Stockholm metro, as part of the global MTR Corporation group.
-
A.
MTR urban lines
MTR urban lines are a network of rapid transit railway services forming the core of Hong Kong’s mass transit system, particularly serving dense urban areas such as Kowloon.
-
B.
MTR Airport Express
MTR Airport Express is a high-speed rail service in Hong Kong that links Hong Kong International Airport with the city’s urban rail network.
-
C.
MTR Tseung Kwan O Line
The MTR Tseung Kwan O Line is a rapid transit line of Hong Kong’s Mass Transit Railway system that connects urban Kowloon with the Tseung Kwan O New Town in the New Territories.
-
D.
MTR Tung Chung Line
The MTR Tung Chung Line is a major Hong Kong metro line that connects urban Kowloon and Hong Kong Island with the new town of Tung Chung and the airport area on Lantau Island.
-
E.
MTR Corporation
MTR Corporation is a Hong Kong-based public transport company best known for operating the city’s mass transit railway network and related property and infrastructure businesses.
- 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_69ad85e18c1c8190be8aafb227f39f48 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc462ffdc8190896e9f98f648e2f3 |
completed | March 8, 2026, 6:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b48859949081908fd8291bf6a3372b |
completed | March 13, 2026, 9:57 p.m. |
| NEDg | Description generation | batch_69b48aede85481909f4fc17c3968f285 |
completed | March 13, 2026, 10:08 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4b95fae2c819091d8cc1d86eb091d |
completed | March 14, 2026, 1:26 a.m. |
Created at: March 8, 2026, 3:25 p.m.